コード例 #1
0
def main(args):
    print('===================================\n', )
    print("Root directory: {}".format(args.name))
    args.exp_dir = os.path.join(os.path.join(RES_DIR, args.name),
                                "evaluation_trinity_test")
    if not os.path.isdir(args.exp_dir):
        os.makedirs(args.exp_dir)
    print("EXP PATH: {}".format(args.exp_dir))

    device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
    args.device = device

    assert args.checkpoint_seg is not None, "Need trained .pth!"
    model_seg = load_models(
        mode="segmentation",
        device=device,
        args=args,
    )
    assert args.checkpoint_disc is not None, "Need trained .pth!"
    model_disc = load_models(
        mode="single_discriminator",
        device=device,
        args=args,
    )

    transforms_shape_target = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])
    photo_transformer = PhotometricTransform(photometric_transform_config)

    traindata = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "train"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=transforms_shape_target,
        photo_transforms=photo_transformer,
        train_bool=False,
    )
    train_loader = torch.utils.data.DataLoader(
        traindata,
        batch_size=1,
        shuffle=False,
        num_workers=0,
        pin_memory=True,
    )
    trainloader_iter = enumerate(train_loader)
    args.total_iterations = traindata.__len__() // args.batch_size

    model_seg.eval()
    model_disc.eval()

    confidence_map = []
    confidence_mean_score = []
    confidence_cnt = []
    imagename = []
    imageindex = []

    dst_folder = os.path.join(args.exp_dir, "visualization")
    if not os.path.isdir(dst_folder):
        os.mkdir(dst_folder)

    image_confidence = np.empty((traindata.__len__(), 224, 224, 2))
    # pred_all = np.empty((traindata.__len__(),4,224,224))
    # with open("dataloaders/eye/trinity_top_200.pkl", "rb") as f:
    #     top_200_lists = pickle.load(f)

    with open("dataloaders/eye/top_1_adv.pkl", "rb") as f:
        top_1_lists = pickle.load(f)

    with open("dataloaders/eye/top_2_adv.pkl", "rb") as f:
        top_2_lists = pickle.load(f)

    for i_iter in range(args.total_iterations):
        if i_iter % 1000 == 0:
            print("Processing {} ..........".format(i_iter))

        # if not (traindata.train_data_list[i_iter] in top_200_lists):
        #     continue

        # if traindata.train_data_list[i_iter] in top_1_lists:
        #     continue

        if traindata.train_data_list[i_iter] in top_2_lists:
            continue

        imageindex.append(i_iter)
        imagename.append(traindata.train_data_list[i_iter])
        _, batch = next(trainloader_iter)

        images, labels = batch
        images = Variable(images).to(args.device)
        labels = Variable(labels.long()).to(args.device)

        pred = model_seg(images)
        pred_softmax = F.softmax(pred, dim=1)
        D_out = model_disc(pred_softmax)
        D_out = torch.sigmoid(D_out)
        D_out = D_out[0, 0, :, :].detach().cpu().numpy()

        pred = np.argmax(pred.detach().cpu().numpy(), axis=1)[0, :, :]
        # fig = plt.figure()
        # ax = fig.add_subplot(231)
        # ax.imshow(images[0,0,:,:].detach().cpu().numpy(), cmap="gray")
        # ax.set_xticks([])
        # ax.set_yticks([])
        #
        # ax = fig.add_subplot(232)
        # ax.imshow(labels[0, :, :].detach().cpu().numpy())
        # ax.set_xticks([])
        # ax.set_yticks([])
        #
        # ax = fig.add_subplot(233)
        # ax.imshow(pred, cmap="gray")
        # ax.set_xticks([])
        # ax.set_yticks([])
        #
        # ax = fig.add_subplot(234)
        # ax.imshow(D_out, cmap="gray")
        # ax.set_xticks([])
        # ax.set_yticks([])

        D_out_mean = D_out.mean()
        D_out_mean_map = (D_out > D_out_mean) * 1

        # labels = labels[0,:,:].detach().cpu().numpy()
        # semi_ignore_mask = (D_out < D_out_mean)
        # # pseudo_gt = labels.copy()
        # # pseudo_gt[semi_ignore_mask] = 4
        # # pseudo_gt = pseudo_gt.astype(np.uint8)
        # filename = traindata.train_data_list[i_iter].replace("/images/", "/masks/")
        # filename = filename.replace("/train/", "/train_pseudo/")
        # filename = filename.replace(".png", ".npy")
        # np.save(filename, semi_ignore_mask)
        # # print(D_out_mean_map.shape)

        # ax = fig.add_subplot(235)
        # ax.imshow(D_out_mean_map)
        # ax.set_xticks([])
        # ax.set_yticks([])
        # plt.tight_layout()
        # filename = ntpath.basename(traindata.train_data_list[i_iter])
        # filename = os.path.join(dst_folder, filename)
        # plt.savefig(filename)

        # im_filename = traindata.train_data_list[i_iter].replace("/train/", "/train_pseudo/")
        # os.system("cp %s %s" % (traindata.train_data_list[i_iter], im_filename))

        confidence_mean_score.append(D_out_mean)
        confidence_cnt.append(D_out_mean_map.sum())

        ### generate confidence map ###
        # confidence_map.append(D_out_mean)
        # imagename.append(ntpath.basename(traindata.train_data_list[i_iter]))
        # image_confidence[i_iter,:,:,0] = images[0,0,:,:].detach().cpu().numpy()
        # image_confidence[i_iter,:,:,1] = D_out
        # pred_all[i_iter, ...] = pred_softmax[0,...].detach().cpu().numpy()
        ### generate confidence map ###

    # with open("%s/confidence_map_top1_adv.pkl" % (args.exp_dir), "wb") as f:
    #     pickle.dump([imageindex, imagename, confidence_mean_score, confidence_cnt], f)

    with open("%s/confidence_map_top2_adv.pkl" % (args.exp_dir), "wb") as f:
        pickle.dump(
            [imageindex, imagename, confidence_mean_score, confidence_cnt], f)
コード例 #2
0
def main(args):
    print('===================================\n', )
    print("Root directory: {}".format(args.name))
    args.exp_dir = os.path.join(RES_DIR, args.name)
    if not os.path.isdir(args.exp_dir):
        os.makedirs(args.exp_dir)
    print("EXP PATH: {}".format(args.exp_dir))

    device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
    args.device = device

    logger = make_logger(filename="TrainVal.log", args=args)
    if args.tensorboard:
        writer = SummaryWriter(args.exp_dir)
    else:
        writer = None

    print("===================================")
    print("====== Loading Training Data ======")
    print("===================================")
    shape_transformer = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])

    photo_transformer = PhotometricTransform(photometric_transform_config)

    source_data = UnityDataset(
        root=args.source_root,
        image_size=args.image_size,
        shape_transforms=shape_transformer,
        photo_transforms=photo_transformer,
        train_bool=False,
    )

    args.tot_source = source_data.__len__()
    args.total_iterations = args.num_epochs * args.tot_source // args.batch_size
    args.iters_to_eval = args.epoch_to_eval * args.tot_source // args.batch_size

    train_loader = torch.utils.data.DataLoader(
        source_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )

    model_seg = load_models(
        mode="segmentation",
        device=device,
        args=args,
    )
    optimizer_seg = optim.Adam(
        model_seg.parameters(),
        lr=args.lr_seg,
        betas=(args.beta1, 0.999),
    )
    optimizer_seg.zero_grad()

    seg_loss_target = torch.nn.CrossEntropyLoss().to(device)

    trainloader_iter = enumerate(train_loader)

    loss_seg_min = float("inf")
    miou_max = float("-inf")

    for i_iter in range(args.total_iterations):
        loss_seg_value = 0
        model_seg.train()
        optimizer_seg.zero_grad()

        adjust_learning_rate(
            optimizer=optimizer_seg,
            learning_rate=args.lr_seg,
            i_iter=i_iter,
            max_steps=args.total_iterations,
            power=0.9,
        )

        try:
            _, batch = next(trainloader_iter)
        except StopIteration:
            trainloader_iter = enumerate(train_loader)
            _, batch = next(trainloader_iter)

        images, labels = batch
        images = Variable(images).to(args.device)
        labels = Variable(labels.long()).to(args.device)

        pred = model_seg(images)
        loss_seg = seg_loss_target(pred, labels)

        current_loss_seg = loss_seg.item()
        loss_seg_value += current_loss_seg

        loss_seg.backward()
        optimizer_seg.step()

        pred_img = pred.argmax(dim=1, keepdim=True)
        flat_pred = pred_img.detach().cpu().numpy().flatten()
        flat_gt = labels.detach().cpu().numpy().flatten()
        miou, _ = compute_mean_iou(flat_pred=flat_pred, flat_label=flat_gt)

        logger.info('iter = {0:8d}/{1:8d} '
                    'loss_seg = {2:.3f} '
                    'mIoU = {3:.3f} '.format(
                        i_iter,
                        args.total_iterations,
                        loss_seg_value,
                        miou,
                    ))

        if args.tensorboard and (writer != None):
            writer.add_scalar('Train/Cross_Entropy', current_loss_seg, i_iter)
            writer.add_scalar('Train/mIoU', miou, i_iter)

        if i_iter % args.iters_to_eval == 0:
            filename = os.path.join(
                args.exp_dir, "Target_img_trainiter_{}.png".format(i_iter))
            target_img = images.float()
            gen_target_img = torchvision.utils.make_grid(target_img,
                                                         padding=2,
                                                         normalize=True)
            torchvision.utils.save_image(gen_target_img, filename)

            filename = os.path.join(
                args.exp_dir, "Unity_pred_trainiter_{}.png".format(i_iter))
            pred_img = pred_img.float()
            gen_img = torchvision.utils.make_grid(pred_img,
                                                  padding=2,
                                                  normalize=True)
            torchvision.utils.save_image(gen_img, filename)

        is_better_ss = current_loss_seg < loss_seg_min
        if is_better_ss:
            loss_seg_min = current_loss_seg
            torch.save(model_seg.state_dict(),
                       os.path.join(args.exp_dir, "model_train_best.pth"))
        if miou > miou_max:
            miou_max = miou
            torch.save(model_seg.state_dict(),
                       os.path.join(args.exp_dir, "model_train_best_miou.pth"))

    logger.info("==========================================")
    logger.info("Training DONE!")

    if args.tensorboard and (writer != None):
        writer.close()
コード例 #3
0
def main(args):
    print('===================================\n', )
    print("Root directory: {}".format(args.name))
    args.exp_dir = os.path.join(os.path.join(RES_DIR, args.name),
                                "evaluation_trinity_test")
    if not os.path.isdir(args.exp_dir):
        os.makedirs(args.exp_dir)
    print("EXP PATH: {}".format(args.exp_dir))

    device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
    args.device = device

    uncertainty_scores = np.load("uncertainty_scores.npy")
    with (open(
            "results/unity_to_trinity_UDA_semi_10/evaluation_trinity_test/confidence_map_UDA.pkl",
            "rb")) as f:
        adv_scores = pickle.load(f)
    index = np.argsort(adv_scores[1])[::-1]
    ascore = np.empty((2, 8916))
    ascore[0] = index
    ascore[1] = adv_scores[1][index]

    assert args.checkpoint_seg is not None, "Need trained .pth!"
    model_seg = load_models(
        mode="segmentation",
        device=device,
        args=args,
    )

    # assert args.checkpoint_disc is not None, "Need trained .pth!"
    # model_disc = load_models(
    #     mode="single_discriminator",
    #     device=device,
    #     args=args,
    # )

    class FeatureExtractor(torch.nn.Module):
        def __init__(self, submodule, extracted_layers):
            super(FeatureExtractor, self).__init__()
            self.submodule = submodule
            self.extracted_layers = extracted_layers

        def forward(self, x):
            for name, module in self.submodule._modules.items():
                x = module(x)
                print(name)
                if name in self.extracted_layers:
                    return x['x5']

    exact_list = ["pretrained_net"]
    featExactor = FeatureExtractor(model_seg, exact_list)
    # a = torch.randn(1, 3, 224, 224)
    # a = Variable(a).to(args.device)
    # x = myexactor(a)
    # print(x)

    transforms_shape_target = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])
    photo_transformer = PhotometricTransform(photometric_transform_config)

    traindata = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "train"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=transforms_shape_target,
        photo_transforms=photo_transformer,
        train_bool=False,
    )
    train_loader = torch.utils.data.DataLoader(
        traindata,
        batch_size=1,
        shuffle=False,
        num_workers=0,
        pin_memory=True,
    )
    trainloader_iter = enumerate(train_loader)
    args.total_iterations = traindata.__len__() // args.batch_size

    model_seg.eval()
    feature_maps = np.empty((traindata.__len__(), 25088))

    count = 0
    for i_iter in range(args.total_iterations):
        if i_iter % 1000 == 0:
            print("Processing {} ..........".format(i_iter))

        # if uncertainty_scores[1][i_iter] == uncertainty_scores[1].max():
        #     print("uncertain", i_iter, traindata.train_data_list[i_iter], uncertainty_scores[1][i_iter], adv_scores[1][i_iter])
        #     count += 1
        # if adv_scores[1][i_iter] == adv_scores[1].max():
        #     print("adv", i_iter, traindata.train_data_list[i_iter], uncertainty_scores[1][i_iter], adv_scores[1][i_iter])
        #     count += 1
        #
        # if count==2:
        #     break

        # u_idx = np.where(uncertainty_scores[0]==i_iter)[0]
        a_idx = np.where(ascore[0] == i_iter)[0]
        _, batch = next(trainloader_iter)
        images, labels = batch
        images = Variable(images).to(args.device)
        # labels = Variable(labels.long()).to(args.device)

        feat = featExactor(images)
        # feature_maps[i_iter] = feat.view(1,-1)[0].detach().cpu().numpy()
        feature_maps[a_idx] = feat.view(1, -1)[0].detach().cpu().numpy()

    # print("Saving feature maps .......................")
    # np.save("feature_maps_UDA_original_order.npy", feature_maps)

    # print("Saving feature maps .......................")
    # np.save("feature_maps_UDA_ascore.npy", feature_maps)

    from sklearn.metrics.pairwise import cosine_similarity
    dist = cosine_similarity(feature_maps)

    #
    # A = np.matmul(feature_maps.transpose(), feature_maps)
    # D = A.diagonal()
    # distance_map = np.power(D, 0.5) * A * np.power(D, -0.5)
    #
    print("Saving distance maps .......................")
    np.save("distance_maps_UDA_ascore.npy", dist)
コード例 #4
0
def main(args):
    print('===================================\n', )
    print("Root directory: {}".format(args.name))
    args.exp_dir = os.path.join(RES_DIR, args.name)
    if not os.path.isdir(args.exp_dir):
        os.makedirs(args.exp_dir)
    print("EXP PATH: {}".format(args.exp_dir))

    device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
    args.device = device

    logger = make_logger(filename="TrainVal.log", args=args)
    if args.tensorboard:
        writer = SummaryWriter(args.exp_dir)
    else:
        writer = None

    print("===================================")
    print("====== Loading Training Data ======")
    print("===================================")
    shape_transformer = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])

    photo_transformer = PhotometricTransform(photometric_transform_config)

    joint_data = JointDataset(
        root_source=args.source_root,
        image_size=args.image_size,
        data_to_train="dataloaders/eye/trinity_train_200.pkl",
        shape_transforms=shape_transformer,
        photo_transforms=photo_transformer,
        train_bool=False,
    )

    args.tot_data = joint_data.__len__()
    args.total_iterations = args.num_epochs * args.tot_data // args.batch_size
    args.iters_to_eval = args.epoch_to_eval * args.tot_data // args.batch_size

    print("===================================")
    print("========= Loading Val Data ========")
    print("===================================")
    val_target_data = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "validation"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=shape_transformer,
        photo_transforms=None,
        train_bool=False,
    )

    train_loader = torch.utils.data.DataLoader(
        joint_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )

    val_loader = torch.utils.data.DataLoader(
        val_target_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )

    model_seg = load_models(
        mode="segmentation",
        device=device,
        args=args,
    )
    optimizer_seg = optim.Adam(
        model_seg.parameters(),
        lr=args.lr_seg,
        betas=(args.beta1, 0.999),
    )
    optimizer_seg.zero_grad()

    # class_weight_target = 1.0 / train_target_data.get_class_probability().to(device)
    seg_loss_target = torch.nn.CrossEntropyLoss().to(device)

    trainloader_iter = enumerate(train_loader)

    val_loss, val_miou = [], []
    val_loss_f = float("inf")
    val_miou_f = float("-inf")
    loss_seg_min = float("inf")

    for i_iter in range(args.total_iterations):
        loss_seg_value = 0
        model_seg.train()
        optimizer_seg.zero_grad()

        adjust_learning_rate(
            optimizer=optimizer_seg,
            learning_rate=args.lr_seg,
            i_iter=i_iter,
            max_steps=args.total_iterations,
            power=0.9,
        )

        try:
            _, batch = next(trainloader_iter)
        except StopIteration:
            trainloader_iter = enumerate(train_loader)
            _, batch = next(trainloader_iter)

        images, labels = batch
        images = Variable(images).to(args.device)
        labels = Variable(labels.long()).to(args.device)

        pred = model_seg(images)
        loss_seg = seg_loss_target(pred, labels)

        current_loss_seg = loss_seg.item()
        loss_seg_value += current_loss_seg

        loss_seg.backward()
        optimizer_seg.step()

        logger.info('iter = {0:8d}/{1:8d} '
                    'loss_seg = {2:.3f} '.format(
                        i_iter,
                        args.total_iterations,
                        loss_seg_value,
                    ))

        current_epoch = i_iter * args.batch_size // args.tot_data
        if i_iter % args.iters_to_eval == 0:
            val_loss_f, val_miou_f = validate_baseline(
                i_iter=i_iter,
                val_loader=val_loader,
                model=model_seg,
                epoch=current_epoch,
                logger=logger,
                writer=writer,
                val_loss=val_loss_f,
                val_iou=val_miou_f,
                args=args,
            )

            val_loss.append(val_loss_f)
            val_loss_f = np.min(np.array(val_loss))
            val_miou.append(val_miou_f)
            val_miou_f = np.max(np.array(val_miou))

            if args.tensorboard and (writer != None):
                writer.add_scalar('Val/Cross_Entropy_Target', val_loss_f,
                                  i_iter)
                writer.add_scalar('Val/mIoU_Target', val_miou_f, i_iter)

        is_better_ss = current_loss_seg < loss_seg_min
        if is_better_ss:
            loss_seg_min = current_loss_seg
            torch.save(model_seg.state_dict(),
                       os.path.join(args.exp_dir, "model_train_best.pth"))

    logger.info("==========================================")
    logger.info("Training DONE!")

    if args.tensorboard and (writer != None):
        writer.close()

    with open("%s/train_performance.pkl" % args.exp_dir, "wb") as f:
        pickle.dump([val_loss, val_miou], f)
    logger.info("==========================================")
    logger.info("Evaluating on test data ...")

    testdata = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "test"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=shape_transformer,
        photo_transforms=None,
        train_bool=False,
    )
    test_loader = torch.utils.data.DataLoader(
        testdata,
        batch_size=1,
        shuffle=False,
        num_workers=0,
        pin_memory=True,
    )

    pm = run_testing(
        dataset=testdata,
        test_loader=test_loader,
        model=model_seg,
        args=args,
    )

    logger.info('Global Mean Accuracy: {:.3f}'.format(np.array(pm.GA).mean()))
    logger.info('Mean IOU: {:.3f}'.format(np.array(pm.IOU).mean()))
    logger.info('Mean Recall: {:.3f}'.format(np.array(pm.Recall).mean()))
    logger.info('Mean Precision: {:.3f}'.format(np.array(pm.Precision).mean()))
    logger.info('Mean F1: {:.3f}'.format(np.array(pm.F1).mean()))

    IOU_ALL = np.array(pm.Iou_all)
    logger.info(
        "Back: {:.4f}, Sclera: {:.4f}, Iris: {:.4f}, Pupil: {:.4f}".format(
            IOU_ALL[:, 0].mean(),
            IOU_ALL[:, 1].mean(),
            IOU_ALL[:, 2].mean(),
            IOU_ALL[:, 3].mean(),
        ))
コード例 #5
0
def main(args):
    print('===================================\n', )
    print("Root directory: {}".format(args.name))
    args.exp_dir = os.path.join(RES_DIR, args.name)
    if not os.path.isdir(args.exp_dir):
        os.makedirs(args.exp_dir)
    print("EXP PATH: {}".format(args.exp_dir))

    assert args.trinity_data_train_with_labels != "", "Indicate trained data in Trinity!"

    device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
    args.device = device

    logger = make_logger(filename="TrainVal.log", args=args)
    if args.tensorboard:
        writer = SummaryWriter(args.exp_dir)
    else:
        writer = None

    print("===================================")
    print("====== Loading Training Data ======")
    print("===================================")

    transforms_shape_source = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])

    transforms_shape_target = dual_transforms.Compose([
        dual_transforms.CenterCrop((400, 400)),
        dual_transforms.Scale(args.image_size[0]),
    ])

    photo_transformer = PhotometricTransform(photometric_transform_config)

    source_data = UnityDataset(
        root=args.source_root,
        image_size=args.image_size,
        shape_transforms=transforms_shape_source,
        photo_transforms=photo_transformer,
        train_bool=False,
    )

    target_data = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "train"),
        image_size=args.image_size,
        data_to_train=args.trinity_data_train_with_labels,
        shape_transforms=transforms_shape_target,
        photo_transforms=photo_transformer,
        train_bool=False,
    )

    args.tot_source = source_data.__len__()
    args.total_iterations = args.num_epochs * source_data.__len__(
    ) // args.batch_size
    args.iters_to_eval = args.epoch_to_eval * source_data.__len__(
    ) // args.batch_size
    args.iter_source_to_eval = args.epoch_to_eval_source * source_data.__len__(
    ) // args.batch_size
    args.iter_semi_start = args.epoch_semi_start * source_data.__len__(
    ) // args.batch_size

    print("===================================")
    print("========= Loading Val Data ========")
    print("===================================")
    val_target_data = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "validation"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=transforms_shape_target,
        photo_transforms=None,
        train_bool=False,
    )
    # class_weight_source = 1.0 / source_data.get_class_probability().to(device)

    source_loader = torch.utils.data.DataLoader(
        source_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )
    target_loader = torch.utils.data.DataLoader(
        target_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )
    val_loader = torch.utils.data.DataLoader(
        val_target_data,
        batch_size=args.batch_size,
        shuffle=True,
        num_workers=args.workers,
        pin_memory=True,
    )

    model_seg = load_models(
        mode="segmentation",
        device=device,
        args=args,
    )

    model_disc = load_models(
        mode="single_discriminator",
        device=device,
        args=args,
    )

    optimizer_seg = optim.Adam(
        model_seg.parameters(),
        lr=args.lr_seg,
        betas=(args.beta1, 0.999),
    )
    optimizer_seg.zero_grad()

    optimizer_disc = torch.optim.Adam(
        model_disc.parameters(),
        lr=args.lr_disc,
        betas=(args.beta1, 0.999),
    )
    optimizer_disc.zero_grad()

    seg_loss_source = torch.nn.CrossEntropyLoss().to(device)
    gan_loss = torch.nn.BCEWithLogitsLoss().to(device)
    semi_loss = torch.nn.CrossEntropyLoss(ignore_index=-1)

    history_true_mask = ImagePool(args.pool_size)
    history_fake_mask = ImagePool(args.pool_size)

    trainloader_iter = enumerate(source_loader)
    targetloader_iter = enumerate(target_loader)

    val_loss, val_miou = run_training_SSDA(
        trainloader_source=source_loader,
        trainloader_target=target_loader,
        trainloader_iter=trainloader_iter,
        targetloader_iter=targetloader_iter,
        val_loader=val_loader,
        model_seg=model_seg,
        model_disc=model_disc,
        gan_loss=gan_loss,
        seg_loss=seg_loss_source,
        semi_loss_criterion=semi_loss,
        optimizer_seg=optimizer_seg,
        optimizer_disc=optimizer_disc,
        history_pool_true=history_true_mask,
        history_pool_fake=history_fake_mask,
        logger=logger,
        writer=writer,
        args=args,
    )

    with open("%s/train_performance.pkl" % args.exp_dir, "wb") as f:
        pickle.dump([val_loss, val_miou], f)

    logger.info("==========================================")
    logger.info("Evaluating on test data ...")

    testdata = OpenEDSDataset_withLabels(
        root=os.path.join(args.target_root, "test"),
        image_size=args.image_size,
        data_to_train="",
        shape_transforms=transforms_shape_target,
        photo_transforms=None,
        train_bool=False,
    )
    test_loader = torch.utils.data.DataLoader(
        testdata,
        batch_size=1,
        shuffle=False,
        num_workers=0,
        pin_memory=True,
    )

    pm = run_testing(
        dataset=testdata,
        test_loader=test_loader,
        model=model_seg,
        args=args,
    )

    logger.info('Global Mean Accuracy: {:.3f}'.format(np.array(pm.GA).mean()))
    logger.info('Mean IOU: {:.3f}'.format(np.array(pm.IOU).mean()))
    logger.info('Mean Recall: {:.3f}'.format(np.array(pm.Recall).mean()))
    logger.info('Mean Precision: {:.3f}'.format(np.array(pm.Precision).mean()))
    logger.info('Mean F1: {:.3f}'.format(np.array(pm.F1).mean()))

    IOU_ALL = np.array(pm.Iou_all)
    logger.info(
        "Back: {:.4f}, Sclera: {:.4f}, Iris: {:.4f}, Pupil: {:.4f}".format(
            IOU_ALL[:, 0].mean(),
            IOU_ALL[:, 1].mean(),
            IOU_ALL[:, 2].mean(),
            IOU_ALL[:, 3].mean(),
        ))