コード例 #1
0
ファイル: train.py プロジェクト: TianXu1991/KUKA_IIWA_System
def main():
    opt.manualSeed = random.randint(1, 10000)
    random.seed(opt.manualSeed)
    torch.manual_seed(opt.manualSeed)

    if opt.dataset == 'ycb':
        opt.num_objects = 21  #number of object classes in the dataset
        opt.num_points = 1000  #number of points on the input pointcloud
        opt.outf = 'trained_models/ycb'  #folder to save trained models
        opt.log_dir = 'experiments/logs/ycb'  #folder to save logs
        opt.repeat_epoch = 1  #number of repeat times for one epoch training
    elif opt.dataset == 'linemod':
        opt.num_objects = 13
        opt.num_points = 500
        opt.outf = 'trained_models/linemod'
        opt.log_dir = 'experiments/logs/linemod'
        opt.repeat_epoch = 20
    else:
        print('Unknown dataset')
        return

    estimator = PoseNet(num_points=opt.num_points, num_obj=opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points=opt.num_points, num_obj=opt.num_objects)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))

    if opt.resume_refinenet != '':
        refiner.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = True
        opt.decay_start = True
        opt.lr *= opt.lr_rate
        opt.w *= opt.w_rate
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        opt.decay_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    if opt.dataset == 'ycb':
        dataset = PoseDataset_ycb('train', opt.num_points, True,
                                  opt.dataset_root, opt.noise_trans,
                                  opt.refine_start)
    elif opt.dataset == 'linemod':
        dataset = PoseDataset_linemod('train', opt.num_points, True,
                                      opt.dataset_root, opt.noise_trans,
                                      opt.refine_start)
    dataloader = torch.utils.data.DataLoader(dataset,
                                             batch_size=1,
                                             shuffle=True,
                                             num_workers=opt.workers)
    if opt.dataset == 'ycb':
        test_dataset = PoseDataset_ycb('test', opt.num_points, False,
                                       opt.dataset_root, 0.0, opt.refine_start)
    elif opt.dataset == 'linemod':
        test_dataset = PoseDataset_linemod('test', opt.num_points, False,
                                           opt.dataset_root, 0.0,
                                           opt.refine_start)
    testdataloader = torch.utils.data.DataLoader(test_dataset,
                                                 batch_size=1,
                                                 shuffle=False,
                                                 num_workers=opt.workers)

    opt.sym_list = dataset.get_sym_list()
    opt.num_points_mesh = dataset.get_num_points_mesh()

    print(
        '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'
        .format(len(dataset), len(test_dataset), opt.num_points_mesh,
                opt.sym_list))

    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)

    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger(
            'epoch%d' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Training started'))
        train_count = 0
        train_dis_avg = 0.0
        if opt.refine_start:
            estimator.eval()
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()

        for rep in range(opt.repeat_epoch):
            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, idx = data
                points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                                 Variable(choose).cuda(), \
                                                                 Variable(img).cuda(), \
                                                                 Variable(target).cuda(), \
                                                                 Variable(model_points).cuda(), \
                                                                 Variable(idx).cuda()
                pred_r, pred_t, pred_c, emb = estimator(
                    img, points, choose, idx)
                loss, dis, new_points, new_target = criterion(
                    pred_r, pred_t, pred_c, target, model_points, idx, points,
                    opt.w, opt.refine_start)

                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(
                            pred_r, pred_t, new_target, model_points, idx,
                            new_points)
                        dis.backward()
                else:
                    loss.backward()

                train_dis_avg += dis.item()
                train_count += 1

                if train_count % opt.batch_size == 0:
                    logger.info(
                        'Train time {0} Epoch {1} Batch {2} Frame {3} Avg_dis:{4}'
                        .format(
                            time.strftime("%Hh %Mm %Ss",
                                          time.gmtime(time.time() - st_time)),
                            epoch, int(train_count / opt.batch_size),
                            train_count, train_dis_avg / opt.batch_size))
                    optimizer.step()
                    optimizer.zero_grad()
                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(
                            refiner.state_dict(),
                            '{0}/pose_refine_model_current.pth'.format(
                                opt.outf))
                    else:
                        torch.save(
                            estimator.state_dict(),
                            '{0}/pose_model_current.pth'.format(opt.outf))

        print(
            '>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(
                epoch))

        logger = setup_logger(
            'epoch%d_test' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Testing started'))
        test_dis = 0.0
        test_count = 0
        estimator.eval()
        refiner.eval()

        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, idx = data
            points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
            pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
            _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c,
                                                       target, model_points,
                                                       idx, points, opt.w,
                                                       opt.refine_start)

            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(
                        pred_r, pred_t, new_target, model_points, idx,
                        new_points)

            test_dis += dis.item()
            logger.info('Test time {0} Test Frame No.{1} dis:{2}'.format(
                time.strftime("%Hh %Mm %Ss",
                              time.gmtime(time.time() - st_time)), test_count,
                dis))

            test_count += 1

        test_dis = test_dis / test_count
        logger.info('Test time {0} Epoch {1} TEST FINISH Avg dis: {2}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)),
            epoch, test_dis))
        if test_dis <= best_test:
            best_test = test_dis
            if opt.refine_start:
                torch.save(
                    refiner.state_dict(),
                    '{0}/pose_refine_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            else:
                torch.save(
                    estimator.state_dict(),
                    '{0}/pose_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            print(epoch,
                  '>>>>>>>>----------BEST TEST MODEL SAVED---------<<<<<<<<')

        if best_test < opt.decay_margin and not opt.decay_start:
            opt.decay_start = True
            opt.lr *= opt.lr_rate
            opt.w *= opt.w_rate
            optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)

            if opt.dataset == 'ycb':
                dataset = PoseDataset_ycb('train', opt.num_points, True,
                                          opt.dataset_root, opt.noise_trans,
                                          opt.refine_start)
            elif opt.dataset == 'linemod':
                dataset = PoseDataset_linemod('train', opt.num_points, True,
                                              opt.dataset_root,
                                              opt.noise_trans,
                                              opt.refine_start)
            dataloader = torch.utils.data.DataLoader(dataset,
                                                     batch_size=1,
                                                     shuffle=True,
                                                     num_workers=opt.workers)
            if opt.dataset == 'ycb':
                test_dataset = PoseDataset_ycb('test', opt.num_points, False,
                                               opt.dataset_root, 0.0,
                                               opt.refine_start)
            elif opt.dataset == 'linemod':
                test_dataset = PoseDataset_linemod('test', opt.num_points,
                                                   False, opt.dataset_root,
                                                   0.0, opt.refine_start)
            testdataloader = torch.utils.data.DataLoader(
                test_dataset,
                batch_size=1,
                shuffle=False,
                num_workers=opt.workers)

            opt.sym_list = dataset.get_sym_list()
            opt.num_points_mesh = dataset.get_num_points_mesh()

            print(
                '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'
                .format(len(dataset), len(test_dataset), opt.num_points_mesh,
                        opt.sym_list))

            criterion = Loss(opt.num_points_mesh, opt.sym_list)
            criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)
コード例 #2
0
estimator.load_state_dict(torch.load(opt.model))
refiner.load_state_dict(torch.load(opt.refine_model))
estimator.eval()
refiner.eval()

testdataset = PoseDataset_linemod('test', num_points, False, opt.dataset_root,
                                  0.0, True)
testdataloader = torch.utils.data.DataLoader(testdataset,
                                             batch_size=1,
                                             shuffle=False,
                                             num_workers=8)

sym_list = testdataset.get_sym_list()
num_points_mesh = testdataset.get_num_points_mesh()
criterion = Loss(num_points_mesh, sym_list)
criterion_refine = Loss_refine(num_points_mesh, sym_list)

diameter = []
meta_file = open('{0}/models_info.yml'.format(dataset_config_dir), 'r')
meta = yaml.load(meta_file)
for obj in objlist:
    diameter.append(meta[obj]['diameter'] / 1000.0 * 0.1)
print(diameter)

success_count = [0 for i in range(num_objects)]
success_count_cpy = [0 for i in range(num_objects)]
num_count = [0 for i in range(num_objects)]
fw = open('{0}/eval_result_logs_ICP_DEL2.txt'.format(output_result_dir), 'w')

import time
コード例 #3
0
def main():
    # g13: parameter setting -------------------
    batch_id = 1
    
    opt.dataset ='linemod'
    opt.dataset_root = './datasets/linemod/Linemod_preprocessed'
    estimator_path = 'trained_checkpoints/linemod/pose_model_9_0.01310166542980859.pth'
    refiner_path = 'trained_checkpoints/linemod/pose_refine_model_493_0.006761023565178073.pth'
    opt.resume_posenet = estimator_path
    opt.resume_posenet = refiner_path
    dataset_config_dir = 'datasets/linemod/dataset_config'
    output_result_dir = 'experiments/eval_result/linemod'
    bs = 1 #fixed because of the default setting in torch.utils.data.DataLoader
    opt.iteration = 2 #default is 4 in eval_linemod.py
    t1_idx = 0
    t1_total_eval_num = 3
    
    axis_range = 0.1   # the length of X, Y, and Z axis in 3D
    vimg_dir = 'verify_img'
    if not os.path.exists(vimg_dir):
        os.makedirs(vimg_dir)
    #-------------------------------------------
    
    if opt.dataset == 'ycb':
        opt.num_objects = 21 #number of object classes in the dataset
        opt.num_points = 1000 #number of points on the input pointcloud
        opt.outf = 'trained_models/ycb' #folder to save trained models
        opt.log_dir = 'experiments/logs/ycb' #folder to save logs
        opt.repeat_epoch = 1 #number of repeat times for one epoch training
    elif opt.dataset == 'linemod':
        opt.num_objects = 13
        opt.num_points = 500
        opt.outf = 'trained_models/linemod'
        opt.log_dir = 'experiments/logs/linemod'
        opt.repeat_epoch = 20
    else:
        print('Unknown dataset')
        return
    
    estimator = PoseNet(num_points = opt.num_points, num_obj = opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points = opt.num_points, num_obj = opt.num_objects)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(torch.load(estimator_path))

    if opt.resume_refinenet != '':
        refiner.load_state_dict(torch.load(refiner_path))
        opt.refine_start = True
        opt.decay_start = True
        opt.lr *= opt.lr_rate
        opt.w *= opt.w_rate
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        opt.decay_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)


    if opt.dataset == 'ycb':
        test_dataset = PoseDataset_ycb('test', opt.num_points, False, opt.dataset_root, 0.0, opt.refine_start)
    elif opt.dataset == 'linemod':
        test_dataset = PoseDataset_linemod('test', opt.num_points, False, opt.dataset_root, 0.0, opt.refine_start)
    testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)
    print('complete loading testing loader\n')
    opt.sym_list = test_dataset.get_sym_list()
    opt.num_points_mesh = test_dataset.get_num_points_mesh()

    print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\n\
        length of the testing set: {0}\nnumber of sample points on mesh: {1}\n\
        symmetry object list: {2}'\
        .format( len(test_dataset), opt.num_points_mesh, opt.sym_list))
    
    
    
    #load pytorch model
    estimator.eval()    
    refiner.eval()
    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)
    fw = open('{0}/t1_eval_result_logs.txt'.format(output_result_dir), 'w')

    #Pose estimation
    for j, data in enumerate(testdataloader, 0):
        # g13: modify this part for evaluation target--------------------
        if j == t1_total_eval_num:
            break
        #----------------------------------------------------------------
        points, choose, img, target, model_points, idx = data
        if len(points.size()) == 2:
            print('No.{0} NOT Pass! Lost detection!'.format(j))
            fw.write('No.{0} NOT Pass! Lost detection!\n'.format(j))
            continue
        points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
        pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
        _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c, target, model_points, idx, points, opt.w, opt.refine_start)

        #if opt.refine_start: #iterative poserefinement
        #    for ite in range(0, opt.iteration):
        #        pred_r, pred_t = refiner(new_points, emb, idx)
        #        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_target, model_points, idx, new_points)
        
        pred_r = pred_r / torch.norm(pred_r, dim=2).view(1, opt.num_points, 1)
        pred_c = pred_c.view(bs, opt.num_points)
        how_max, which_max = torch.max(pred_c, 1)
        pred_t = pred_t.view(bs * opt.num_points, 1, 3)
    
        my_r = pred_r[0][which_max[0]].view(-1).cpu().data.numpy()
        my_t = (points.view(bs * opt.num_points, 1, 3) + pred_t)[which_max[0]].view(-1).cpu().data.numpy()
        my_pred = np.append(my_r, my_t)
    
        for ite in range(0, opt.iteration):
            T = Variable(torch.from_numpy(my_t.astype(np.float32))).cuda().view(1, 3).repeat(opt.num_points, 1).contiguous().view(1, opt.num_points, 3)
            my_mat = quaternion_matrix(my_r)
            R = Variable(torch.from_numpy(my_mat[:3, :3].astype(np.float32))).cuda().view(1, 3, 3)
            my_mat[0:3, 3] = my_t
            
            new_points = torch.bmm((points - T), R).contiguous()
            pred_r, pred_t = refiner(new_points, emb, idx)
            pred_r = pred_r.view(1, 1, -1)
            pred_r = pred_r / (torch.norm(pred_r, dim=2).view(1, 1, 1))
            my_r_2 = pred_r.view(-1).cpu().data.numpy()
            my_t_2 = pred_t.view(-1).cpu().data.numpy()
            my_mat_2 = quaternion_matrix(my_r_2)
            my_mat_2[0:3, 3] = my_t_2
    
            my_mat_final = np.dot(my_mat, my_mat_2)
            my_r_final = copy.deepcopy(my_mat_final)
            my_r_final[0:3, 3] = 0
            my_r_final = quaternion_from_matrix(my_r_final, True)
            my_t_final = np.array([my_mat_final[0][3], my_mat_final[1][3], my_mat_final[2][3]])
    
            my_pred = np.append(my_r_final, my_t_final)
            my_r = my_r_final
            my_t = my_t_final

        # g13: start drawing pose on image------------------------------------
        # pick up image
        print("index {0}: {1}".format(j, test_dataset.list_rgb[j]))
        img = Image.open(test_dataset.list_rgb[j])
        
        # pick up center position by bbox
        meta_file = open('{0}/data/{1}/gt.yml'.format(opt.dataset_root, '%02d' % test_dataset.list_obj[j]), 'r')
        meta = {}
        meta = yaml.load(meta_file)
        which_item = test_dataset.list_rank[j]
        bbx = meta[which_item][0]['obj_bb']
        draw = ImageDraw.Draw(img) 
        
        # draw box (ensure this is the right object)
        draw.line((bbx[0],bbx[1], bbx[0], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1], bbx[0]+bbx[2], bbx[1]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1]+bbx[3], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0]+bbx[2],bbx[1], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        
        #get center
        c_x = bbx[0]+int(bbx[2]/2)
        c_y = bbx[1]+int(bbx[3]/2)
        draw.point((c_x,c_y), fill=(255,255,0))
        
        #get the 3D position of center
        cam_intrinsic = np.zeros((3,3))
        cam_intrinsic.itemset(0, test_dataset.cam_fx)
        cam_intrinsic.itemset(4, test_dataset.cam_fy)
        cam_intrinsic.itemset(2, test_dataset.cam_cx)
        cam_intrinsic.itemset(5, test_dataset.cam_cy)
        cam_intrinsic.itemset(8, 1)
        cam_extrinsic = my_mat_final[0:3, :]
        cam2d_3d = np.matmul(cam_intrinsic, cam_extrinsic)
        cen_3d = np.matmul(np.linalg.pinv(cam2d_3d), [[c_x],[c_y],[1]])
        # replace img.show() with plt.imshow(img)
        
        #transpose three 3D axis point into 2D
        x_3d = cen_3d + [[axis_range],[0],[0],[0]]
        y_3d = cen_3d + [[0],[axis_range],[0],[0]]
        z_3d = cen_3d + [[0],[0],[axis_range],[0]]
        x_2d = np.matmul(cam2d_3d, x_3d)
        y_2d = np.matmul(cam2d_3d, y_3d)
        z_2d = np.matmul(cam2d_3d, z_3d)
        
        #draw the axis on 2D
        draw.line((c_x, c_y, x_2d[0], x_2d[1]), fill=(255,255,0), width=5)
        draw.line((c_x, c_y, y_2d[0], y_2d[1]), fill=(0,255,0), width=5)
        draw.line((c_x, c_y, z_2d[0], z_2d[1]), fill=(0,0,255), width=5)

        #g13: show image
        #img.show()
        
        #save file under file 
        img_file_name = '{0}/pred_obj{1}_pic{2}.png'.format(vimg_dir, test_dataset.list_obj[j], which_item)
        img.save( img_file_name, "PNG" )
        img.close()
コード例 #4
0
def main():
    opt.manualSeed = random.randint(1, 10000)
    random.seed(opt.manualSeed)
    torch.manual_seed(opt.manualSeed)

    opt.num_objects = 21 #number of object classes in the dataset
    opt.num_points = 1000 #number of points on the input pointcloud
    opt.outf = 'trained_models/ycb_global_mnorm' #folder to save trained models
    opt.log_dir = 'experiments/logs/ycb_global_mnorm' #folder to save logs
    opt.repeat_epoch = 1 #number of repeat times for one epoch training


    if not os.path.exists(opt.outf):
        os.makedirs(opt.outf)
 
    if not os.path.exists(opt.log_dir):
        os.makedirs(opt.log_dir)


    estimator = PoseNetGlobal(num_points = opt.num_points, num_obj = opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points = opt.num_points, num_obj = opt.num_objects)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))

    if opt.resume_refinenet != '':
        refiner.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = True
        opt.decay_start = True
        opt.lr *= opt.lr_rate
        opt.w *= opt.w_rate
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        opt.decay_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    object_list = list(range(1,22))
    output_format = [otypes.DEPTH_POINTS_MASKED_AND_INDEXES,
                     otypes.IMAGE_CROPPED,
                     otypes.MODEL_POINTS_TRANSFORMED,
                     otypes.MODEL_POINTS,
                     otypes.OBJECT_LABEL,
                     ]
        
    dataset = YCBDataset(opt.dataset_root, mode='train_syn_grid', 
                         object_list = object_list, 
                         output_data = output_format,
                         resample_on_error = True,
                         preprocessors = [YCBOcclusionAugmentor(opt.dataset_root), 
                                          ColorJitter(), 
                                          InplaneRotator()],
                         postprocessors = [ImageNormalizer(), PointMeanNormalizer(0)], #PointShifter()],
                         refine = opt.refine_start,
                         image_size = [640, 480], num_points=1000)
    dataloader = torch.utils.data.DataLoader(dataset, batch_size=1, shuffle=True, num_workers=opt.workers-1)
    
    test_dataset = YCBDataset(opt.dataset_root, mode='valid', 
                         object_list = object_list, 
                         output_data = output_format,
                         resample_on_error = True,
                         preprocessors = [],
                         postprocessors = [ImageNormalizer(), PointMeanNormalizer(0)],
                         refine = opt.refine_start,
                         image_size = [640, 480], num_points=1000)
    testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=1)
    
    opt.sym_list = [12, 15, 18, 19, 20]
    opt.num_points_mesh = dataset.num_pt_mesh_small

    print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'.format(len(dataset), len(test_dataset), opt.num_points_mesh, opt.sym_list))

    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)

    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger('epoch%d' % epoch, os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Training started'))
        train_count = 0
        train_dis_avg = 0.0
        if opt.refine_start:
            estimator.eval()
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()

        for rep in range(opt.repeat_epoch):
            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, idx = data
                idx = idx - 1
                points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                                 Variable(choose).cuda(), \
                                                                 Variable(img).cuda(), \
                                                                 Variable(target).cuda(), \
                                                                 Variable(model_points).cuda(), \
                                                                 Variable(idx).cuda()
                pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
                loss, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c, target, model_points, idx, points, opt.w, opt.refine_start)
                
                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_target, model_points, idx, new_points)
                        dis.backward()
                else:
                    loss.backward()

                train_dis_avg += dis.item()
                train_count += 1

                if train_count % opt.batch_size == 0:
                    logger.info('Train time {0} Epoch {1} Batch {2} Frame {3} Avg_dis:{4}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, int(train_count / opt.batch_size), train_count, train_dis_avg / opt.batch_size))
                    optimizer.step()
                    optimizer.zero_grad()
                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(refiner.state_dict(), '{0}/pose_refine_model_current.pth'.format(opt.outf))
                    else:
                        torch.save(estimator.state_dict(), '{0}/pose_model_current.pth'.format(opt.outf))

        print('>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(epoch))


        logger = setup_logger('epoch%d_test' % epoch, os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Testing started'))
        test_dis = 0.0
        test_count = 0
        estimator.eval()
        refiner.eval()

        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, idx = data
            idx = idx - 1
            points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
            pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
            _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c, target, model_points, idx, points, opt.w, opt.refine_start)

            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_target, model_points, idx, new_points)

            test_dis += dis.item()
            logger.info('Test time {0} Test Frame No.{1} dis:{2}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), test_count, dis))

            test_count += 1

        test_dis = test_dis / test_count
        logger.info('Test time {0} Epoch {1} TEST FINISH Avg dis: {2}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, test_dis))
        if test_dis <= best_test:
            best_test = test_dis
            if opt.refine_start:
                torch.save(refiner.state_dict(), '{0}/pose_refine_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
            else:
                torch.save(estimator.state_dict(), '{0}/pose_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
            print(epoch, '>>>>>>>>----------BEST TEST MODEL SAVED---------<<<<<<<<')

        if best_test < opt.decay_margin and not opt.decay_start:
            opt.decay_start = True
            opt.lr *= opt.lr_rate
            opt.w *= opt.w_rate
            optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)

            dataset = YCBDataset(opt.dataset_root, mode='train_syn_grid', 
                                 object_list = object_list, 
                                 output_data = output_format,
                                 resample_on_error = True,
                                 preprocessors = [YCBOcclusionAugmentor(opt.dataset_root), 
                                                  ColorJitter(), 
                                                  InplaneRotator()],
                                 postprocessors = [ImageNormalizer(), PointShifter()],
                                 refine = opt.refine_start,
                                 image_size = [640, 480], num_points=1000)
            dataloader = torch.utils.data.DataLoader(dataset, batch_size=1, shuffle=True, num_workers=opt.workers)
            
            test_dataset = YCBDataset(opt.dataset_root, mode='valid', 
                                 object_list = object_list, 
                                 output_data = output_format,
                                 resample_on_error = True,
                                 preprocessors = [],
                                 postprocessors = [ImageNormalizer()],
                                 refine = opt.refine_start,
                                 image_size = [640, 480], num_points=1000)
            testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)
            opt.num_points_mesh = dataset.num_pt_mesh_large

            print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'.format(len(dataset), len(test_dataset), opt.num_points_mesh, opt.sym_list))

            criterion = Loss(opt.num_points_mesh, opt.sym_list)
            criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)
コード例 #5
0
def main():
    # g13: parameter setting -------------------
    '''
    posemodel is trained_checkpoints/linemod/pose_model_9_0.01310166542980859.pth
    refine model is trained_checkpoints/linemod/pose_refine_model_493_0.006761023565178073.pth

    '''
    objlist = [1, 2, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15]
    knn = KNearestNeighbor(1)
    opt.dataset ='linemod'
    opt.dataset_root = './datasets/linemod/Linemod_preprocessed'
    estimator_path = 'trained_checkpoints/linemod/pose_model_9_0.01310166542980859.pth'
    refiner_path = 'trained_checkpoints/linemod/pose_refine_model_493_0.006761023565178073.pth'
    opt.model = estimator_path
    opt.refine_model = refiner_path
    dataset_config_dir = 'datasets/linemod/dataset_config'
    output_result_dir = 'experiments/eval_result/linemod'
    opt.refine_start = True
    bs = 1 #fixed because of the default setting in torch.utils.data.DataLoader
    opt.iteration = 2 #default is 4 in eval_linemod.py
    t1_start = True
    t1_idx = 0
    t1_total_eval_num = 3
    t2_start = False
    t2_target_list = [22, 30, 172, 187, 267, 363, 410, 471, 472, 605, 644, 712, 1046, 1116, 1129, 1135, 1263]
    #t2_target_list = [0, 1]
    axis_range = 0.1   # the length of X, Y, and Z axis in 3D
    vimg_dir = 'verify_img'
    diameter = []
    meta_file = open('{0}/models_info.yml'.format(dataset_config_dir), 'r')
    meta_d = yaml.load(meta_file)
    for obj in objlist:
        diameter.append(meta_d[obj]['diameter'] / 1000.0 * 0.1)
    print(diameter)
    if not os.path.exists(vimg_dir):
        os.makedirs(vimg_dir)
    #-------------------------------------------
    
    if opt.dataset == 'ycb':
        opt.num_objects = 21 #number of object classes in the dataset
        opt.num_points = 1000 #number of points on the input pointcloud
        opt.outf = 'trained_models/ycb' #folder to save trained models
        opt.log_dir = 'experiments/logs/ycb' #folder to save logs
        opt.repeat_epoch = 1 #number of repeat times for one epoch training
    elif opt.dataset == 'linemod':
        opt.num_objects = 13
        opt.num_points = 500
        opt.outf = 'trained_models/linemod'
        opt.log_dir = 'experiments/logs/linemod'
        opt.repeat_epoch = 20
    else:
        print('Unknown dataset')
        return
    
    estimator = PoseNet(num_points = opt.num_points, num_obj = opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points = opt.num_points, num_obj = opt.num_objects)
    refiner.cuda()
  
    estimator.load_state_dict(torch.load(estimator_path))    
    refiner.load_state_dict(torch.load(refiner_path))
    opt.refine_start = True
    
    test_dataset = PoseDataset_linemod('test', opt.num_points, False, opt.dataset_root, 0.0, opt.refine_start)
    testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)
    
    opt.sym_list = test_dataset.get_sym_list()
    opt.num_points_mesh = test_dataset.get_num_points_mesh()

    print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\n\
        length of the testing set: {0}\nnumber of sample points on mesh: {1}\n\
        symmetry object list: {2}'\
        .format( len(test_dataset), opt.num_points_mesh, opt.sym_list))
   
    
    #load pytorch model
    estimator.eval()    
    refiner.eval()
    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)
    fw = open('{0}/t1_eval_result_logs.txt'.format(output_result_dir), 'w')

    #Pose estimation
    for j, data in enumerate(testdataloader, 0):
        # g13: modify this part for evaluation target--------------------
        if t1_start and j == t1_total_eval_num:
            break
        if t2_start and not (j in t2_target_list):
            continue
        #----------------------------------------------------------------
        points, choose, img, target, model_points, idx = data
        if len(points.size()) == 2:
            print('No.{0} NOT Pass! Lost detection!'.format(j))
            fw.write('No.{0} NOT Pass! Lost detection!\n'.format(j))
            continue
        points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
        pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
        _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c, target, model_points, idx, points, opt.w, opt.refine_start)

        #if opt.refine_start: #iterative poserefinement
        #    for ite in range(0, opt.iteration):
        #        pred_r, pred_t = refiner(new_points, emb, idx)
        #        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_target, model_points, idx, new_points)
        
        pred_r = pred_r / torch.norm(pred_r, dim=2).view(1, opt.num_points, 1)
        pred_c = pred_c.view(bs, opt.num_points)
        how_max, which_max = torch.max(pred_c, 1)
        pred_t = pred_t.view(bs * opt.num_points, 1, 3)
    
        my_r = pred_r[0][which_max[0]].view(-1).cpu().data.numpy()
        my_t = (points.view(bs * opt.num_points, 1, 3) + pred_t)[which_max[0]].view(-1).cpu().data.numpy()
        my_pred = np.append(my_r, my_t)
    
        for ite in range(0, opt.iteration):
            T = Variable(torch.from_numpy(my_t.astype(np.float32))).cuda().view(1, 3).repeat(opt.num_points, 1).contiguous().view(1, opt.num_points, 3)
            my_mat = quaternion_matrix(my_r)
            R = Variable(torch.from_numpy(my_mat[:3, :3].astype(np.float32))).cuda().view(1, 3, 3)
            my_mat[0:3, 3] = my_t
            
            new_points = torch.bmm((points - T), R).contiguous()
            pred_r, pred_t = refiner(new_points, emb, idx)
            pred_r = pred_r.view(1, 1, -1)
            pred_r = pred_r / (torch.norm(pred_r, dim=2).view(1, 1, 1))
            my_r_2 = pred_r.view(-1).cpu().data.numpy()
            my_t_2 = pred_t.view(-1).cpu().data.numpy()
            my_mat_2 = quaternion_matrix(my_r_2)
            my_mat_2[0:3, 3] = my_t_2
    
            my_mat_final = np.dot(my_mat, my_mat_2)
            my_r_final = copy.deepcopy(my_mat_final)
            my_r_final[0:3, 3] = 0
            my_r_final = quaternion_from_matrix(my_r_final, True)
            my_t_final = np.array([my_mat_final[0][3], my_mat_final[1][3], my_mat_final[2][3]])
    
            my_pred = np.append(my_r_final, my_t_final)
            my_r = my_r_final
            my_t = my_t_final
            # Here 'my_pred' is the final pose estimation result after refinement ('my_r': quaternion, 'my_t': translation)
        
        #g13: checking the dis value
        success_count = [0 for i in range(opt.num_objects)]
        num_count = [0 for i in range(opt.num_objects)]
        model_points = model_points[0].cpu().detach().numpy()
        my_r = quaternion_matrix(my_r)[:3, :3]
        pred = np.dot(model_points, my_r.T) + my_t
        target = target[0].cpu().detach().numpy()
    
        if idx[0].item() in opt.sym_list:
            pred = torch.from_numpy(pred.astype(np.float32)).cuda().transpose(1, 0).contiguous()
            target = torch.from_numpy(target.astype(np.float32)).cuda().transpose(1, 0).contiguous()
            inds = knn(target.unsqueeze(0), pred.unsqueeze(0))
            target = torch.index_select(target, 1, inds.view(-1) - 1)
            dis = torch.mean(torch.norm((pred.transpose(1, 0) - target.transpose(1, 0)), dim=1), dim=0).item()
        else:
            dis = np.mean(np.linalg.norm(pred - target, axis=1))
    
        if dis < diameter[idx[0].item()]:
            success_count[idx[0].item()] += 1
            print('No.{0} Pass! Distance: {1}'.format(j, dis))
            fw.write('No.{0} Pass! Distance: {1}\n'.format(j, dis))
        else:
            print('No.{0} NOT Pass! Distance: {1}'.format(j, dis))
            fw.write('No.{0} NOT Pass! Distance: {1}\n'.format(j, dis))
        num_count[idx[0].item()] += 1
        
        # g13: start drawing pose on image------------------------------------
        # pick up image
        print('{0}:\nmy_r is {1}\nmy_t is {2}\ndis:{3}'.format(j, my_r, my_t, dis.item()))    
        print("index {0}: {1}".format(j, test_dataset.list_rgb[j]))
        img = Image.open(test_dataset.list_rgb[j])
        
        # pick up center position by bbox
        meta_file = open('{0}/data/{1}/gt.yml'.format(opt.dataset_root, '%02d' % test_dataset.list_obj[j]), 'r')
        meta = {}
        meta = yaml.load(meta_file)
        which_item = test_dataset.list_rank[j]
        which_obj = test_dataset.list_obj[j]
        which_dict = 0
        dict_leng = len(meta[which_item])
        #print('get meta[{0}][{1}][obj_bb]'.format(which_item, which_obj))
        k_idx = 0
        while 1:
            if meta[which_item][k_idx]['obj_id'] == which_obj:
                which_dict = k_idx
                break
            k_idx = k_idx+1
        
        bbx = meta[which_item][which_dict]['obj_bb']
        draw = ImageDraw.Draw(img) 
        
        # draw box (ensure this is the right object)
        draw.line((bbx[0],bbx[1], bbx[0], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1], bbx[0]+bbx[2], bbx[1]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1]+bbx[3], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0]+bbx[2],bbx[1], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        
        #get center
        c_x = bbx[0]+int(bbx[2]/2)
        c_y = bbx[1]+int(bbx[3]/2)
        draw.point((c_x,c_y), fill=(255,255,0))
        print('center:({0},{1})'.format(c_x, c_y))
        
        #get the 3D position of center
        cam_intrinsic = np.zeros((3,3))
        cam_intrinsic.itemset(0, test_dataset.cam_fx)
        cam_intrinsic.itemset(4, test_dataset.cam_fy)
        cam_intrinsic.itemset(2, test_dataset.cam_cx)
        cam_intrinsic.itemset(5, test_dataset.cam_cy)
        cam_intrinsic.itemset(8, 1)
        cam_extrinsic = my_mat_final[0:3, :]
        cam2d_3d = np.matmul(cam_intrinsic, cam_extrinsic)
        cen_3d = np.matmul(np.linalg.pinv(cam2d_3d), [[c_x],[c_y],[1]])
        # replace img.show() with plt.imshow(img)
        
        #transpose three 3D axis point into 2D
        x_3d = cen_3d + [[axis_range],[0],[0],[0]]
        y_3d = cen_3d + [[0],[axis_range],[0],[0]]
        z_3d = cen_3d + [[0],[0],[axis_range],[0]]
        x_2d = np.matmul(cam2d_3d, x_3d)
        y_2d = np.matmul(cam2d_3d, y_3d)
        z_2d = np.matmul(cam2d_3d, z_3d)
        
        #draw the axis on 2D
        draw.line((c_x, c_y, x_2d[0], x_2d[1]), fill=(255,255,0), width=5)
        draw.line((c_x, c_y, y_2d[0], y_2d[1]), fill=(0,255,0), width=5)
        draw.line((c_x, c_y, z_2d[0], z_2d[1]), fill=(0,0,255), width=5)
        
        #g13: draw the estimate pred obj
        for pti in pred:
            pti.transpose()
            pti_2d = np.matmul(cam_intrinsic, pti)
            #print('({0},{1})\n'.format(int(pti_2d[0]),int(pti_2d[1])))
            draw.point([int(pti_2d[0]),int(pti_2d[1])], fill=(255,255,0))
            
        
        #g13: show image
        #img.show()
        
        #save file under file 
        img_file_name = '{0}/batch{1}_pred_obj{2}_pic{3}.png'.format(vimg_dir, j, test_dataset.list_obj[j], which_item)
        img.save( img_file_name, "PNG" )
        img.close()
        
        # plot ground true ----------------------------
        img = Image.open(test_dataset.list_rgb[j])
        draw = ImageDraw.Draw(img) 
        draw.line((bbx[0],bbx[1], bbx[0], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1], bbx[0]+bbx[2], bbx[1]), fill=(255,0,0), width=5)
        draw.line((bbx[0],bbx[1]+bbx[3], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)
        draw.line((bbx[0]+bbx[2],bbx[1], bbx[0]+bbx[2], bbx[1]+bbx[3]), fill=(255,0,0), width=5)        
        target_r = np.resize(np.array(meta[which_item][k_idx]['cam_R_m2c']), (3, 3))                
        target_t = np.array(meta[which_item][k_idx]['cam_t_m2c'])
        target_t = target_t[np.newaxis, :]               
        cam_extrinsic_GT = np.concatenate((target_r, target_t.T), axis=1)
        
        
        #get center 3D
        cam2d_3d_GT = np.matmul(cam_intrinsic, cam_extrinsic_GT)
        cen_3d_GT = np.matmul(np.linalg.pinv(cam2d_3d_GT), [[c_x],[c_y],[1]])
        
        #transpose three 3D axis point into 2D
        x_3d = cen_3d_GT + [[axis_range],[0],[0],[0]]
        y_3d = cen_3d_GT + [[0],[axis_range],[0],[0]]
        z_3d = cen_3d_GT + [[0],[0],[axis_range],[0]]
        
        x_2d = np.matmul(cam2d_3d_GT, x_3d)
        y_2d = np.matmul(cam2d_3d_GT, y_3d)
        z_2d = np.matmul(cam2d_3d_GT, z_3d)

        #draw the axis on 2D
        draw.line((c_x, c_y, x_2d[0], x_2d[1]), fill=(255,255,0), width=5)
        draw.line((c_x, c_y, y_2d[0], y_2d[1]), fill=(0,255,0), width=5)
        draw.line((c_x, c_y, z_2d[0], z_2d[1]), fill=(0,0,255), width=5)
      
       
        print('pred:\n{0}\nGT:\n{1}\n'.format(cam_extrinsic,cam_extrinsic_GT))
        print('pred 3D:{0}\nGT 3D:{1}\n'.format(cen_3d, cen_3d_GT))
        img_file_name = '{0}/batch{1}_pred_obj{2}_pic{3}_gt.png'.format(vimg_dir, j, test_dataset.list_obj[j], which_item)
        img.save( img_file_name, "PNG" )
        img.close()
        meta_file.close()
    print('\nplot_result_img.py completed the task\n')
コード例 #6
0
ファイル: train_linemod.py プロジェクト: HuaWeitong/REDE
def main():
    if opt.dataset == 'linemod':
        opt.num_obj = 1
        opt.list_obj = [1, 2, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15]
        opt.occ_list_obj = [1, 5, 6, 8, 9, 10, 11, 12]
        opt.list_name = ['ape', 'benchvise', 'cam', 'can', 'cat', 'driller', 'duck', 'eggbox', 'glue', 'holepuncher', 'iron', 'lamp', 'phone']
        obj_name = opt.list_name[opt.list_obj.index(opt.obj_id)]
        opt.sym_list = [10, 11]
        opt.num_points = 500
        meta_file = open('{0}/models/models_info.yml'.format(opt.dataset_root), 'r')
        meta = yaml.load(meta_file)
        diameter = meta[opt.obj_id]['diameter'] / 1000.0 * 0.1
        if opt.render:
            opt.repeat_num = 1
        elif opt.fuse:
            opt.repeat_num = 1
        else:
            opt.repeat_num = 5
        writer = SummaryWriter('experiments/runs/linemod/{}{}'.format(obj_name, opt.experiment_name))
        opt.outf = 'trained_models/linemod/{}{}'.format(obj_name, opt.experiment_name)
        opt.log_dir = 'experiments/logs/linemod/{}{}'.format(obj_name, opt.experiment_name)
        if not os.path.exists(opt.outf):
            os.mkdir(opt.outf)
        if not os.path.exists(opt.log_dir):
            os.mkdir(opt.log_dir)
    else:
        print('Unknown dataset')
        return

    estimator = PoseNet(num_points = opt.num_points, num_vote = 9, num_obj = opt.num_obj)
    estimator.cuda()
    refiner = PoseRefineNet(num_points = opt.num_points, num_obj = opt.num_obj)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))
    if opt.resume_refinenet != '':
        refiner.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = True
        opt.lr = opt.lr_refine
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    dataset = PoseDataset_linemod('train', opt.num_points, opt.dataset_root, opt.real, opt.render, opt.fuse, opt.obj_id)
    dataloader = torch.utils.data.DataLoader(dataset, batch_size=1, shuffle=True, num_workers=opt.workers)
    test_dataset = PoseDataset_linemod('test', opt.num_points, opt.dataset_root, True, False, False, opt.obj_id)
    testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)

    print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}'.format(len(dataset), len(test_dataset), opt.num_points))
    if opt.obj_id in opt.occ_list_obj:
        occ_test_dataset = PoseDataset_occ('test', opt.num_points, opt.occ_dataset_root, opt.obj_id)
        occtestdataloader = torch.utils.data.DataLoader(occ_test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)
        print('length of the occ testing set: {}'.format(len(occ_test_dataset)))

    criterion = Loss(opt.num_points, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points, opt.sym_list)
    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()
    train_scalar = 0

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger('epoch%d' % epoch, os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Training started'))
        train_count = 0
        train_loss_avg = 0.0
        train_loss = 0.0
        train_dis_avg = 0.0
        train_dis = 0.0
        if opt.refine_start:
            estimator.eval()
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()
        for rep in range(opt.repeat_num):
            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = data
                if len(points.size()) == 2:
                    print('pass')
                    continue
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = points.cuda(), choose.cuda(), img.cuda(), target.cuda(), model_points.cuda(), model_kp.cuda(), vertex_gt.cuda(), idx.cuda(), target_r.cuda(), target_t.cuda()
                vertex_pred, c_pred, emb = estimator(img, points, choose, idx)
                vertex_loss, pose_loss, dis, new_points, new_target = criterion(vertex_pred, vertex_gt, c_pred, points, target, model_points, model_kp, opt.obj_id, target_r, target_t)
                loss = 10 * vertex_loss + pose_loss
                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_points, new_target, model_points, opt.obj_id)
                        dis.backward()
                else:
                    loss.backward()

                train_loss_avg += loss.item()
                train_loss += loss.item()
                train_dis_avg += dis.item()
                train_dis += dis.item()
                train_count += 1
                train_scalar += 1

                if train_count % opt.batch_size == 0:
                    logger.info('Train time {0} Epoch {1} Batch {2} Frame {3} Avg_loss:{4} Avg_diss:{5}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, int(train_count / opt.batch_size), train_count, train_loss_avg / opt.batch_size, train_dis_avg / opt.batch_size))
                    writer.add_scalar('linemod training loss', train_loss_avg / opt.batch_size, train_scalar)
                    writer.add_scalar('linemod training dis', train_dis_avg / opt.batch_size, train_scalar)
                    optimizer.step()
                    optimizer.zero_grad()
                    train_loss_avg = 0
                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(refiner.state_dict(), '{0}/pose_refine_model_current.pth'.format(opt.outf))
                    else:
                        torch.save(estimator.state_dict(), '{0}/pose_model_current.pth'.format(opt.outf))

        print('>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(epoch))
        train_loss = train_loss / train_count
        train_dis = train_dis / train_count
        logger.info('Train time {0} Epoch {1} TRAIN FINISH Avg loss: {2} Avg dis: {3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, train_loss, train_dis))

        logger = setup_logger('epoch%d_test' % epoch, os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Testing started'))
        test_loss = 0.0
        test_vertex_loss = 0.0
        test_pose_loss = 0.0
        test_dis = 0.0
        test_count = 0
        success_count = 0
        estimator.eval()
        refiner.eval()

        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = data
            if len(points.size()) == 2:
                logger.info('Test time {0} Lost detection!'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time))))
                continue
            points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = points.cuda(), choose.cuda(), img.cuda(), target.cuda(), model_points.cuda(), model_kp.cuda(), vertex_gt.cuda(), idx.cuda(), target_r.cuda(), target_t.cuda()
            vertex_pred, c_pred, emb = estimator(img, points, choose, idx)
            vertex_loss, pose_loss, dis, new_points, new_target = criterion(vertex_pred, vertex_gt, c_pred, points, target, model_points, model_kp, opt.obj_id, target_r, target_t)
            loss = 10 * vertex_loss + pose_loss
            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_points, new_target, model_points, opt.obj_id)

            test_loss += loss.item()
            test_vertex_loss += vertex_loss.item()
            test_pose_loss += pose_loss.item()
            test_dis += dis.item()
            logger.info('Test time {0} Test Frame No.{1} loss:{2} dis:{3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), test_count, loss, dis))
            if dis.item() < diameter:
                success_count += 1
            test_count += 1

        test_loss = test_loss / test_count
        test_vertex_loss = test_vertex_loss / test_count
        test_pose_loss = test_pose_loss / test_count
        test_dis = test_dis / test_count
        success_rate = float(success_count) / test_count
        logger.info('Test time {0} Epoch {1} TEST FINISH Avg loss: {2} Avg dis: {3} Success rate: {4}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, test_loss, test_dis, success_rate))
        writer.add_scalar('linemod test loss', test_loss, epoch)
        writer.add_scalar('linemod test vertex loss', test_vertex_loss, epoch)
        writer.add_scalar('linemod test pose loss', test_pose_loss, epoch)
        writer.add_scalar('linemod test dis', test_dis, epoch)
        writer.add_scalar('linemod success rate', success_rate, epoch)
        writer.add_scalar('lr', optimizer.param_groups[0]['lr'], epoch)
        if test_dis <= best_test:
            best_test = test_dis
        if opt.refine_start:
            torch.save(refiner.state_dict(), '{0}/pose_refine_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
        else:
            torch.save(estimator.state_dict(), '{0}/pose_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
        print(epoch, '>>>>>>>>----------MODEL SAVED---------<<<<<<<<')

        if opt.obj_id in opt.occ_list_obj:
            logger = setup_logger('epoch%d_occ_test' % epoch, os.path.join(opt.log_dir, 'epoch_%d_occ_test_log.txt' % epoch))
            logger.info('Occ test time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Testing started'))
            occ_test_dis = 0.0
            occ_test_count = 0
            occ_success_count = 0
            estimator.eval()
            refiner.eval()

            for j, data in enumerate(occtestdataloader, 0):
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = data
                if len(points.size()) == 2:
                    logger.info('Occ test time {0} Lost detection!'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time))))
                    continue
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = points.cuda(), choose.cuda(), img.cuda(), target.cuda(), model_points.cuda(), model_kp.cuda(), vertex_gt.cuda(), idx.cuda(), target_r.cuda(), target_t.cuda()
                vertex_pred, c_pred, emb = estimator(img, points, choose, idx)
                vertex_loss, pose_loss, dis, new_points, new_target = criterion(vertex_pred, vertex_gt, c_pred, points, target, model_points, model_kp, opt.obj_id, target_r, target_t)
                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_points, new_target, model_points, opt.obj_id)

                occ_test_dis += dis.item()
                logger.info('Occ test time {0} Test Frame No.{1} dis:{2}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), occ_test_count, dis))
                if dis.item() < diameter:
                    occ_success_count += 1
                occ_test_count += 1

            occ_test_dis = occ_test_dis / occ_test_count
            occ_success_rate = float(occ_success_count) / occ_test_count
            logger.info('Occ test time {0} Epoch {1} TEST FINISH Avg dis: {2} Success rate: {3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, occ_test_dis, occ_success_rate))
            writer.add_scalar('occ test dis', occ_test_dis, epoch)
            writer.add_scalar('occ success rate', occ_success_rate, epoch)

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.lr = opt.lr_refine
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
            print('>>>>>>>>----------Refine started---------<<<<<<<<')

    writer.close()
コード例 #7
0
def main():
    if opt.dataset == 'ycb':
        opt.num_obj = 21
        opt.sym_list = [12, 15, 18, 19, 20]
        opt.num_points = 1000
        writer = SummaryWriter('experiments/runs/ycb/{0}'.format(opt.experiment_name))
        opt.outf = 'trained_models/ycb/{0}'.format(opt.experiment_name)
        opt.log_dir = 'experiments/logs/ycb/{0}'.format(opt.experiment_name)
        opt.repeat_num = 1
        if not os.path.exists(opt.outf):
            os.mkdir(opt.outf)
        if not os.path.exists(opt.log_dir):
            os.mkdir(opt.log_dir)
    else:
        print('Unknown dataset')
        return

    estimator = PoseNet(num_points = opt.num_points, num_vote = 9, num_obj = opt.num_obj)
    estimator.cuda()
    refiner = PoseRefineNet(num_points = opt.num_points, num_obj = opt.num_obj)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))
    if opt.resume_refinenet != '':
        refiner.load_state_dict(torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = True
        opt.lr = opt.lr_refine
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    dataset = PoseDataset_ycb('train', opt.num_points, True, opt.dataset_root)
    dataloader = torch.utils.data.DataLoader(dataset, batch_size=1, shuffle=True, num_workers=opt.workers)
    test_dataset = PoseDataset_ycb('test', opt.num_points, False, opt.dataset_root)
    testdataloader = torch.utils.data.DataLoader(test_dataset, batch_size=1, shuffle=False, num_workers=opt.workers)

    print('>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}'.format(len(dataset), len(test_dataset), opt.num_points))

    criterion = Loss(opt.num_points, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points, opt.sym_list)
    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()
    train_scalar = 0

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger('epoch%d' % epoch, os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Training started'))
        train_count = 0
        train_loss_avg = 0.0
        train_loss = 0.0
        train_dis_avg = 0.0
        train_dis = 0.0
        if opt.refine_start:
            estimator.eval()
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()
        for rep in range(opt.repeat_num):
            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = data
                points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = points.cuda(), choose.cuda(), img.cuda(), target.cuda(), model_points.cuda(), model_kp.cuda(), vertex_gt.cuda(), idx.cuda(), target_r.cuda(), target_t.cuda()
                vertex_pred, c_pred, emb = estimator(img, points, choose, idx)
                vertex_loss, pose_loss, dis, new_points, new_target = criterion(vertex_pred, vertex_gt, c_pred, points, target, model_points, model_kp, idx, target_r, target_t)
                loss = 10 * vertex_loss + pose_loss
                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_points, new_target, model_points, idx)
                        dis.backward()
                else:
                    loss.backward()
                train_loss_avg += loss.item()
                train_loss += loss.item()
                train_dis_avg += dis.item()
                train_dis += dis.item()
                train_count += 1
                train_scalar += 1

                if train_count % opt.batch_size == 0:
                    logger.info('Train time {0} Epoch {1} Batch {2} Frame {3} Avg_loss:{4} Avg_diss:{5}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, int(train_count / opt.batch_size), train_count, train_loss_avg / opt.batch_size, train_dis_avg / opt.batch_size))
                    writer.add_scalar('ycb training loss', train_loss_avg / opt.batch_size, train_scalar)
                    writer.add_scalar('ycb training dis', train_dis_avg / opt.batch_size, train_scalar)
                    optimizer.step()
                    optimizer.zero_grad()
                    train_loss_avg = 0
                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(refiner.state_dict(), '{0}/pose_refine_model_current.pth'.format(opt.outf))
                    else:
                        torch.save(estimator.state_dict(), '{0}/pose_model_current.pth'.format(opt.outf))

        print('>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(epoch))
        train_loss = train_loss / train_count
        train_dis = train_dis / train_count
        logger.info('Train time {0} Epoch {1} TRAIN FINISH Avg loss: {2} Avg dis: {3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, train_loss, train_dis))

        logger = setup_logger('epoch%d_test' % epoch, os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) + ', ' + 'Testing started'))
        test_loss = 0.0
        test_vertex_loss = 0.0
        test_pose_loss = 0.0
        test_dis = 0.0
        test_count = 0
        success_count = 0
        estimator.eval()
        refiner.eval()
        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = data
            points, choose, img, target, model_points, model_kp, vertex_gt, idx, target_r, target_t = points.cuda(), choose.cuda(), img.cuda(), target.cuda(), model_points.cuda(), model_kp.cuda(), vertex_gt.cuda(), idx.cuda(), target_r.cuda(), target_t.cuda()
            vertex_pred, c_pred, emb = estimator(img, points, choose, idx)
            vertex_loss, pose_loss, dis, new_points, new_target = criterion(vertex_pred, vertex_gt, c_pred, points, target, model_points, model_kp, idx, target_r, target_t)
            loss = 10 * vertex_loss + pose_loss
            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(pred_r, pred_t, new_points, new_target, model_points, idx)
            test_loss += loss.item()
            test_vertex_loss += vertex_loss.item()
            test_pose_loss += pose_loss.item()
            test_dis += dis.item()
            logger.info('Test time {0} Test Frame No.{1} loss:{2} dis:{3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), test_count, loss, dis))
            test_count += 1
            if dis.item() < 0.02:
                success_count += 1

        test_loss = test_loss / test_count
        test_vertex_loss = test_vertex_loss / test_count
        test_pose_loss = test_pose_loss / test_count
        test_dis = test_dis / test_count
        logger.info('Test time {0} Epoch {1} TEST FINISH Avg loss: {2} Avg dis: {3}'.format(time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)), epoch, test_loss, test_dis))
        logger.info('Success rate: {}'.format(float(success_count) / test_count))
        writer.add_scalar('ycb test loss', test_loss, epoch)
        writer.add_scalar('ycb test vertex loss', test_vertex_loss, epoch)
        writer.add_scalar('ycb test pose loss', test_pose_loss, epoch)
        writer.add_scalar('ycb test dis', test_dis, epoch)
        writer.add_scalar('ycb success rate', float(success_count) / test_count, epoch)
        writer.add_scalar('lr', optimizer.param_groups[0]['lr'], epoch)
        if test_dis <= best_test:
            best_test = test_dis
        if opt.refine_start:
            torch.save(refiner.state_dict(), '{0}/pose_refine_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
        else:
            torch.save(estimator.state_dict(), '{0}/pose_model_{1}_{2}.pth'.format(opt.outf, epoch, test_dis))
        print(epoch, '>>>>>>>>----------MODEL SAVED---------<<<<<<<<')

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.lr = opt.lr_refine
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
            print('>>>>>>>>----------Refine started---------<<<<<<<<')

    writer.close()
コード例 #8
0
ファイル: train.py プロジェクト: chaddy1004/ARL_AFF_POSE
def main():
    opt.manualSeed = random.randint(1, 10000)
    random.seed(opt.manualSeed)
    torch.manual_seed(opt.manualSeed)

    if opt.dataset == 'linemod':
        opt.num_objects = 13
        opt.num_points = 500
        opt.outf = 'trained_models/linemod'
        opt.log_dir = 'experiments/logs/linemod'
        output_results = 'check_linemod.txt'
        opt.repeat_epoch = 20

    elif opt.dataset == 'ycb':
        opt.num_objects = 21  #number of object classes in the dataset
        opt.num_points = 1000  #number of points on the input pointcloud
        opt.outf = 'trained_models/ycb'  #folder to save trained models
        opt.log_dir = 'experiments/logs/ycb'  #folder to save logs
        opt.repeat_epoch = 1  #number of repeat times for one epoch training

    elif opt.dataset == 'ycb-syn':
        opt.num_objects = 31  # number of object classes in the dataset
        opt.num_points = 1000  # number of points on the input pointcloud
        opt.dataset_root = '/data/Akeaveny/Datasets/ycb_syn'
        opt.outf = 'trained_models/ycb_syn/ycb_syn2'  # folder to save trained models
        opt.log_dir = 'experiments/logs/ycb_syn/ycb_syn2'  # folder to save logs
        output_results = 'check_ycb_syn.txt'

        opt.w = 0.05
        opt.refine_margin = 0.01

    elif opt.dataset == 'arl':
        opt.num_objects = 10  # number of object classes in the dataset
        opt.num_points = 1000  # number of points on the input pointcloud
        opt.dataset_root = '/data/Akeaveny/Datasets/arl_dataset'
        opt.outf = 'trained_models/arl/clutter/arl_finetune_syn_2'  # folder to save trained models
        opt.log_dir = '/home/akeaveny/catkin_ws/src/object-rpe-ak/DenseFusion/experiments/logs/arl/clutter/arl_finetune_syn_2'  # folder to save logs
        output_results = 'check_arl_syn.txt'

        opt.nepoch = 750

        opt.w = 0.05
        opt.refine_margin = 0.0045

        # TODO
        opt.repeat_epoch = 20
        opt.start_epoch = 0
        opt.resume_posenet = 'pose_model_1_0.012397416144377301.pth'
        opt.resume_refinenet = 'pose_refine_model_153_0.004032851301599294.pth'

    elif opt.dataset == 'arl1':
        opt.num_objects = 5  # number of object classes in the dataset
        opt.num_points = 1000  # number of points on the input pointcloud
        opt.dataset_root = '/data/Akeaveny/Datasets/arl_dataset'
        opt.outf = 'trained_models/arl1/clutter/arl_real_2'  # folder to save trained models
        opt.log_dir = '/home/akeaveny/catkin_ws/src/object-rpe-ak/DenseFusion/experiments/logs/arl1/clutter/arl_real_2'  # folder to save logs
        output_results = 'check_arl_syn.txt'

        opt.nepoch = 750

        opt.w = 0.05
        opt.refine_margin = 0.015

        # opt.start_epoch = 120
        # opt.resume_posenet = 'pose_model_current.pth'
        # opt.resume_refinenet = 'pose_refine_model_115_0.008727498716640046.pth'

    elif opt.dataset == 'elevator':
        opt.num_objects = 1  # number of object classes in the dataset
        opt.num_points = 1000  # number of points on the input pointcloud
        opt.dataset_root = '/data/Akeaveny/Datasets/elevator_dataset'
        opt.outf = 'trained_models/elevator/elevator_2'  # folder to save trained models
        opt.log_dir = '/home/akeaveny/catkin_ws/src/object-rpe-ak/DenseFusion/experiments/logs/elevator/elevator_2'  # folder to save logs
        output_results = 'check_arl_syn.txt'

        opt.nepoch = 750

        opt.w = 0.05
        opt.refine_margin = 0.015

        opt.nepoch = 750

        opt.w = 0.05
        opt.refine_margin = 0.015

        # TODO
        opt.repeat_epoch = 40
        # opt.start_epoch = 47
        # opt.resume_posenet = 'pose_model_current.pth'
        # opt.resume_refinenet = 'pose_refine_model_46_0.007581770288279472.pth'

    else:
        print('Unknown dataset')
        return

    estimator = PoseNet(num_points=opt.num_points, num_obj=opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points=opt.num_points, num_obj=opt.num_objects)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))

    if opt.resume_refinenet != '':
        refiner.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = False
        opt.decay_start = False
        opt.lr *= opt.lr_rate
        opt.w *= opt.w_rate
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        opt.decay_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    if opt.dataset == 'ycb':
        dataset = PoseDataset_ycb('train', opt.num_points, True,
                                  opt.dataset_root, opt.noise_trans,
                                  opt.refine_start)
    elif opt.dataset == 'linemod':
        dataset = PoseDataset_linemod('train', opt.num_points, True,
                                      opt.dataset_root, opt.noise_trans,
                                      opt.refine_start)
    elif opt.dataset == 'ycb-syn':
        dataset = PoseDataset_ycb_syn('train', opt.num_points, True,
                                      opt.dataset_root, opt.noise_trans,
                                      opt.refine_start)
    elif opt.dataset == 'arl':
        dataset = PoseDataset_arl('train', opt.num_points, True,
                                  opt.dataset_root, opt.noise_trans,
                                  opt.refine_start)
    elif opt.dataset == 'arl1':
        dataset = PoseDataset_arl1('train', opt.num_points, True,
                                   opt.dataset_root, opt.noise_trans,
                                   opt.refine_start)
    elif opt.dataset == 'elevator':
        dataset = PoseDataset_elevator('train', opt.num_points, True,
                                       opt.dataset_root, opt.noise_trans,
                                       opt.refine_start)

    dataloader = torch.utils.data.DataLoader(dataset,
                                             batch_size=1,
                                             shuffle=True,
                                             num_workers=opt.workers)

    if opt.dataset == 'ycb':
        test_dataset = PoseDataset_ycb('test', opt.num_points, False,
                                       opt.dataset_root, 0.0, opt.refine_start)
    elif opt.dataset == 'linemod':
        test_dataset = PoseDataset_linemod('test', opt.num_points, False,
                                           opt.dataset_root, 0.0,
                                           opt.refine_start)
    elif opt.dataset == 'ycb-syn':
        test_dataset = PoseDataset_ycb_syn('test', opt.num_points, True,
                                           opt.dataset_root, 0.0,
                                           opt.refine_start)
    elif opt.dataset == 'arl':
        test_dataset = PoseDataset_arl('test', opt.num_points, True,
                                       opt.dataset_root, 0.0, opt.refine_start)
    elif opt.dataset == 'arl1':
        test_dataset = PoseDataset_arl1('test', opt.num_points, True,
                                        opt.dataset_root, 0.0,
                                        opt.refine_start)
    elif opt.dataset == 'elevator':
        test_dataset = PoseDataset_elevator('test', opt.num_points, True,
                                            opt.dataset_root, 0.0,
                                            opt.refine_start)

    testdataloader = torch.utils.data.DataLoader(test_dataset,
                                                 batch_size=1,
                                                 shuffle=False,
                                                 num_workers=opt.workers)

    opt.sym_list = dataset.get_sym_list()
    opt.num_points_mesh = dataset.get_num_points_mesh()

    print(
        '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'
        .format(len(dataset), len(test_dataset), opt.num_points_mesh,
                opt.sym_list))

    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)

    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()

    ######################
    ######################

    # TODO (ak): set up tensor board
    # if not os.path.exists(opt.log_dir):
    #     os.makedirs(opt.log_dir)
    #
    # writer = SummaryWriter(opt.log_dir)

    ######################
    ######################

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger(
            'epoch%d' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Training started'))
        train_count = 0
        train_dis_avg = 0.0
        if opt.refine_start:
            estimator.eval()
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()

        for rep in range(opt.repeat_epoch):

            ##################
            # train
            ##################

            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, idx = data

                # TODO: txt file
                # fw = open(test_folder + output_results, 'w')
                # fw.write('Points\n{0}\n\nchoose\n{1}\n\nimg\n{2}\n\ntarget\n{3}\n\nmodel_points\n{4}'.format(points, choose, img, target, model_points))
                # fw.close()

                points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                                 Variable(choose).cuda(), \
                                                                 Variable(img).cuda(), \
                                                                 Variable(target).cuda(), \
                                                                 Variable(model_points).cuda(), \
                                                                 Variable(idx).cuda()
                pred_r, pred_t, pred_c, emb = estimator(
                    img, points, choose, idx)
                loss, dis, new_points, new_target = criterion(
                    pred_r, pred_t, pred_c, target, model_points, idx, points,
                    opt.w, opt.refine_start)

                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(
                            pred_r, pred_t, new_target, model_points, idx,
                            new_points)
                        dis.backward()
                else:
                    loss.backward()

                train_dis_avg += dis.item()
                train_count += 1

                if train_count % opt.batch_size == 0:
                    logger.info(
                        'Train time {} Epoch {} Batch {} Frame {}/{} Avg_dis: {:.2f} [cm]'
                        .format(
                            time.strftime("%Hh %Mm %Ss",
                                          time.gmtime(time.time() - st_time)),
                            epoch, int(train_count / opt.batch_size),
                            train_count, len(dataset.list),
                            train_dis_avg / opt.batch_size * 100))
                    optimizer.step()
                    optimizer.zero_grad()

                    # TODO: tensorboard
                    # if train_count != 0 and train_count % 250 == 0:
                    #     scalar_info = {'loss': loss.item(),
                    #                    'dis': train_dis_avg / opt.batch_size}
                    #     for key, val in scalar_info.items():
                    #         writer.add_scalar(key, val, train_count)

                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(
                            refiner.state_dict(),
                            '{0}/pose_refine_model_current.pth'.format(
                                opt.outf))
                    else:
                        torch.save(
                            estimator.state_dict(),
                            '{0}/pose_model_current.pth'.format(opt.outf))

                    # TODO: tensorboard
                    # scalar_info = {'loss': loss.item(),
                    #                'dis': dis.item()}
                    # for key, val in scalar_info.items():
                    #     writer.add_scalar(key, val, train_count)

        print(
            '>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(
                epoch))

        logger = setup_logger(
            'epoch%d_test' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Testing started'))
        test_dis = 0.0
        test_count = 0
        estimator.eval()
        refiner.eval()

        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, idx = data
            points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
            pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
            _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c,
                                                       target, model_points,
                                                       idx, points, opt.w,
                                                       opt.refine_start)

            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(
                        pred_r, pred_t, new_target, model_points, idx,
                        new_points)

            test_dis += dis.item()
            logger.info('Test time {} Test Frame No.{} dis: {} [cm]'.format(
                time.strftime("%Hh %Mm %Ss",
                              time.gmtime(time.time() - st_time)), test_count,
                dis * 100))

            test_count += 1

        test_dis = test_dis / test_count
        logger.info(
            'Test time {} Epoch {} TEST FINISH Avg dis: {} [cm]'.format(
                time.strftime("%Hh %Mm %Ss",
                              time.gmtime(time.time() - st_time)), epoch,
                test_dis * 100))

        # TODO: tensorboard
        # scalar_info = {'test dis': test_dis}
        # for key, val in scalar_info.items():
        #     writer.add_scalar(key, val, train_count)

        if test_dis <= best_test:
            best_test = test_dis
            if opt.refine_start:
                torch.save(
                    refiner.state_dict(),
                    '{0}/pose_refine_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            else:
                torch.save(
                    estimator.state_dict(),
                    '{0}/pose_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            print(epoch,
                  '>>>>>>>>----------BEST TEST MODEL SAVED---------<<<<<<<<')

        if best_test < opt.decay_margin and not opt.decay_start:
            opt.decay_start = True
            opt.lr *= opt.lr_rate
            opt.w *= opt.w_rate
            optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)

            if opt.dataset == 'ycb':
                dataset = PoseDataset_ycb('train', opt.num_points, True,
                                          opt.dataset_root, opt.noise_trans,
                                          opt.refine_start)
            elif opt.dataset == 'linemod':
                dataset = PoseDataset_linemod('train', opt.num_points, True,
                                              opt.dataset_root,
                                              opt.noise_trans,
                                              opt.refine_start)
            elif opt.dataset == 'ycb-syn':
                dataset = PoseDataset_ycb_syn('train', opt.num_points, True,
                                              opt.dataset_root,
                                              opt.noise_trans,
                                              opt.refine_start)
            elif opt.dataset == 'arl':
                dataset = PoseDataset_arl('train', opt.num_points, True,
                                          opt.dataset_root, opt.noise_trans,
                                          opt.refine_start)
            elif opt.dataset == 'arl1':
                dataset = PoseDataset_arl1('train', opt.num_points, True,
                                           opt.dataset_root, opt.noise_trans,
                                           opt.refine_start)
            elif opt.dataset == 'elevator':
                dataset = PoseDataset_elevator('train', opt.num_points, True,
                                               opt.dataset_root,
                                               opt.noise_trans,
                                               opt.refine_start)

            dataloader = torch.utils.data.DataLoader(dataset,
                                                     batch_size=1,
                                                     shuffle=True,
                                                     num_workers=opt.workers)

            if opt.dataset == 'ycb':
                test_dataset = PoseDataset_ycb('test', opt.num_points, False,
                                               opt.dataset_root, 0.0,
                                               opt.refine_start)
            elif opt.dataset == 'linemod':
                test_dataset = PoseDataset_linemod('test', opt.num_points,
                                                   False, opt.dataset_root,
                                                   0.0, opt.refine_start)
            elif opt.dataset == 'ycb-syn':
                test_dataset = PoseDataset_ycb_syn('test', opt.num_points,
                                                   True, opt.dataset_root, 0.0,
                                                   opt.refine_start)
            elif opt.dataset == 'arl':
                test_dataset = PoseDataset_arl('test', opt.num_points, True,
                                               opt.dataset_root, 0.0,
                                               opt.refine_start)
            elif opt.dataset == 'arl1':
                test_dataset = PoseDataset_arl1('test', opt.num_points, True,
                                                opt.dataset_root, 0.0,
                                                opt.refine_start)
            elif opt.dataset == 'elevator':
                test_dataset = PoseDataset_elevator('test', opt.num_points,
                                                    True, opt.dataset_root,
                                                    0.0, opt.refine_start)

            testdataloader = torch.utils.data.DataLoader(
                test_dataset,
                batch_size=1,
                shuffle=False,
                num_workers=opt.workers)

            opt.sym_list = dataset.get_sym_list()
            opt.num_points_mesh = dataset.get_num_points_mesh()

            print(
                '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}\nsymmetry object list: {3}'
                .format(len(dataset), len(test_dataset), opt.num_points_mesh,
                        opt.sym_list))

            criterion = Loss(opt.num_points_mesh, opt.sym_list)
            criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)
コード例 #9
0
ファイル: train.py プロジェクト: youjinqing123/6DDenseFusion
def main():
    opt.manualSeed = random.randint(1, 10000)
    random.seed(opt.manualSeed)
    torch.manual_seed(opt.manualSeed)

    opt.num_objects = 3
    opt.num_points = 500
    opt.outf = 'trained_models'
    opt.log_dir = 'experiments/logs'
    opt.repeat_epoch = 20

    estimator = PoseNet(num_points=opt.num_points, num_obj=opt.num_objects)
    estimator.cuda()
    refiner = PoseRefineNet(num_points=opt.num_points, num_obj=opt.num_objects)
    refiner.cuda()

    if opt.resume_posenet != '':
        estimator.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_posenet)))

    if opt.resume_refinenet != '':
        refiner.load_state_dict(
            torch.load('{0}/{1}'.format(opt.outf, opt.resume_refinenet)))
        opt.refine_start = True
        opt.decay_start = True
        opt.lr *= opt.lr_rate
        opt.w *= opt.w_rate
        opt.batch_size = int(opt.batch_size / opt.iteration)
        optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)
    else:
        opt.refine_start = False
        opt.decay_start = False
        optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

    dataset = PoseDataset('train', opt.num_points, True, opt.dataset_root,
                          opt.noise_trans, opt.refine_start)
    dataloader = torch.utils.data.DataLoader(dataset,
                                             batch_size=1,
                                             shuffle=True,
                                             num_workers=opt.workers)

    test_dataset = PoseDataset('test', opt.num_points, False, opt.dataset_root,
                               0.0, opt.refine_start)
    testdataloader = torch.utils.data.DataLoader(test_dataset,
                                                 batch_size=1,
                                                 shuffle=False,
                                                 num_workers=opt.workers)

    opt.sym_list = dataset.get_sym_list()
    opt.num_points_mesh = dataset.get_num_points_mesh()

    print(
        '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}'
        .format(len(dataset), len(test_dataset), opt.num_points_mesh))

    criterion = Loss(opt.num_points_mesh, opt.sym_list)
    criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)

    best_test = np.Inf

    if opt.start_epoch == 1:
        for log in os.listdir(opt.log_dir):
            os.remove(os.path.join(opt.log_dir, log))
    st_time = time.time()

    for epoch in range(opt.start_epoch, opt.nepoch):
        logger = setup_logger(
            'epoch%d' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_log.txt' % epoch))
        logger.info('Train time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Training started'))
        train_count = 0
        train_dis_avg = 0.0
        if opt.refine_start:
            estimator.eval()  # affects dropout and batch normalization
            refiner.train()
        else:
            estimator.train()
        optimizer.zero_grad()

        for rep in range(opt.repeat_epoch):
            for i, data in enumerate(dataloader, 0):
                points, choose, img, target, model_points, idx = data
                #points        ->torch.Size([500, 3])  ->在crop出来的像素区域随机选取500个点,利用相机内参结合深度值算出来的点云cloud
                #choose        ->torch.Size([1, 500])
                #img           ->torch.Size([3, 80, 80])
                #target        ->torch.Size([500, 3])  ->真实模型上随机选取的mesh点进行ground truth pose变换后得到的点
                #model_points  ->torch.Size([500, 3])  ->真实模型上随机选取的mesh点在进行pose变换前的点
                #idx           ->torch.Size([1])
                #tensor([4], device='cuda:0')
                #img和points对应rgb和点云信息,需要在网络内部fusion
                points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                                 Variable(choose).cuda(), \
                                                                 Variable(img).cuda(), \
                                                                 Variable(target).cuda(), \
                                                                 Variable(model_points).cuda(), \
                                                                 Variable(idx).cuda()
                pred_r, pred_t, pred_c, emb = estimator(
                    img, points, choose, idx)
                loss, dis, new_points, new_target = criterion(
                    pred_r, pred_t, pred_c, target, model_points, idx, points,
                    opt.w, opt.refine_start)

                if opt.refine_start:
                    for ite in range(0, opt.iteration):
                        pred_r, pred_t = refiner(new_points, emb, idx)
                        dis, new_points, new_target = criterion_refine(
                            pred_r, pred_t, new_target, model_points, idx,
                            new_points)
                        dis.backward()
                else:
                    loss.backward()

                train_dis_avg += dis.item()
                train_count += 1

                if train_count % opt.batch_size == 0:
                    logger.info(
                        'Train time {0} Epoch {1} Batch {2} Frame {3} Avg_dis:{4}'
                        .format(
                            time.strftime("%Hh %Mm %Ss",
                                          time.gmtime(time.time() - st_time)),
                            epoch, int(train_count / opt.batch_size),
                            train_count, train_dis_avg / opt.batch_size))
                    optimizer.step()
                    optimizer.zero_grad()
                    train_dis_avg = 0

                if train_count != 0 and train_count % 1000 == 0:
                    if opt.refine_start:
                        torch.save(
                            refiner.state_dict(),
                            '{0}/pose_refine_model_current.pth'.format(
                                opt.outf))
                    else:
                        torch.save(
                            estimator.state_dict(),
                            '{0}/pose_model_current.pth'.format(opt.outf))

        print(
            '>>>>>>>>----------epoch {0} train finish---------<<<<<<<<'.format(
                epoch))

        logger = setup_logger(
            'epoch%d_test' % epoch,
            os.path.join(opt.log_dir, 'epoch_%d_test_log.txt' % epoch))
        logger.info('Test time {0}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)) +
            ', ' + 'Testing started'))
        test_dis = 0.0
        test_count = 0
        estimator.eval()
        refiner.eval()

        for j, data in enumerate(testdataloader, 0):
            points, choose, img, target, model_points, idx = data
            points, choose, img, target, model_points, idx = Variable(points).cuda(), \
                                                             Variable(choose).cuda(), \
                                                             Variable(img).cuda(), \
                                                             Variable(target).cuda(), \
                                                             Variable(model_points).cuda(), \
                                                             Variable(idx).cuda()
            pred_r, pred_t, pred_c, emb = estimator(img, points, choose, idx)
            _, dis, new_points, new_target = criterion(pred_r, pred_t, pred_c,
                                                       target, model_points,
                                                       idx, points, opt.w,
                                                       opt.refine_start)

            if opt.refine_start:
                for ite in range(0, opt.iteration):
                    pred_r, pred_t = refiner(new_points, emb, idx)
                    dis, new_points, new_target = criterion_refine(
                        pred_r, pred_t, new_target, model_points, idx,
                        new_points)

            test_dis += dis.item()
            logger.info('Test time {0} Test Frame No.{1} dis:{2}'.format(
                time.strftime("%Hh %Mm %Ss",
                              time.gmtime(time.time() - st_time)), test_count,
                dis))

            test_count += 1

        test_dis = test_dis / test_count
        logger.info('Test time {0} Epoch {1} TEST FINISH Avg dis: {2}'.format(
            time.strftime("%Hh %Mm %Ss", time.gmtime(time.time() - st_time)),
            epoch, test_dis))
        if test_dis <= best_test:
            best_test = test_dis
            if opt.refine_start:
                torch.save(
                    refiner.state_dict(),
                    '{0}/pose_refine_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            else:
                torch.save(
                    estimator.state_dict(),
                    '{0}/pose_model_{1}_{2}.pth'.format(
                        opt.outf, epoch, test_dis))
            print(epoch,
                  '>>>>>>>>----------BEST TEST MODEL SAVED---------<<<<<<<<')

        if best_test < opt.decay_margin and not opt.decay_start:
            opt.decay_start = True
            opt.lr *= opt.lr_rate
            opt.w *= opt.w_rate
            optimizer = optim.Adam(estimator.parameters(), lr=opt.lr)

        if best_test < opt.refine_margin and not opt.refine_start:
            opt.refine_start = True
            opt.batch_size = int(opt.batch_size / opt.iteration)
            optimizer = optim.Adam(refiner.parameters(), lr=opt.lr)

            dataset = PoseDataset('train', opt.num_points, True,
                                  opt.dataset_root, opt.noise_trans,
                                  opt.refine_start)
            dataloader = torch.utils.data.DataLoader(dataset,
                                                     batch_size=1,
                                                     shuffle=True,
                                                     num_workers=opt.workers)

            test_dataset = PoseDataset('test', opt.num_points, False,
                                       opt.dataset_root, 0.0, opt.refine_start)
            testdataloader = torch.utils.data.DataLoader(
                test_dataset,
                batch_size=1,
                shuffle=False,
                num_workers=opt.workers)

            opt.sym_list = dataset.get_sym_list()
            opt.num_points_mesh = dataset.get_num_points_mesh()

            print(
                '>>>>>>>>----------Dataset loaded!---------<<<<<<<<\nlength of the training set: {0}\nlength of the testing set: {1}\nnumber of sample points on mesh: {2}'
                .format(len(dataset), len(test_dataset), opt.num_points_mesh))

            criterion = Loss(opt.num_points_mesh, opt.sym_list)
            criterion_refine = Loss_refine(opt.num_points_mesh, opt.sym_list)