def main(): parser = ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', '-c', type=str, required=True) parser.add_argument('--root', '-r', type=str, required=True) parser.add_argument('--save-dir', type=str, default='log') parser.add_argument('opts', default=None, nargs=REMAINDER) args = parser.parse_args() assert osp.exists(args.config_file) assert osp.exists(args.root) cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: cfg.merge_from_file(args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) if cfg.use_gpu: torch.backends.cudnn.benchmark = True data_loader, num_pids = prepare_data(cfg, mode='gallery') print('Building model: {}'.format(cfg.model.name)) model = torchreid.models.build_model(**model_kwargs(cfg, num_pids)) if cfg.model.load_weights and check_isfile(cfg.model.load_weights): load_pretrained_weights(model, cfg.model.load_weights) if cfg.use_gpu: model = model.cuda() visualize_activation_map(model, data_loader, args.save_dir, cfg.data.width, cfg.data.height, cfg.use_gpu)
def build_auxiliary_model(config_file, num_classes, use_gpu, device_ids, num_iter, lr=None, nncf_aux_config_changes=None, aux_config_opts=None, aux_pretrained_dict=None): aux_cfg = get_default_config() aux_cfg.use_gpu = use_gpu merge_from_files_with_base(aux_cfg, config_file) if nncf_aux_config_changes: print( f'applying to aux config changes from NNCF aux config {nncf_aux_config_changes}' ) if not isinstance(nncf_aux_config_changes, CfgNode): nncf_aux_config_changes = CfgNode(nncf_aux_config_changes) aux_cfg.merge_from_other_cfg(nncf_aux_config_changes) if aux_config_opts: print(f'applying to aux config changes from command line arguments, ' f'the changes are:\n{pformat(aux_config_opts)}') aux_cfg.merge_from_list(aux_config_opts) print(f'\nShow auxiliary configuration\n{aux_cfg}\n') if lr is not None: aux_cfg.train.lr = lr print(f"setting learning rate from main model: {lr}") model = torchreid.models.build_model(**model_kwargs(aux_cfg, num_classes)) optimizer = torchreid.optim.build_optimizer(model, **optimizer_kwargs(aux_cfg)) scheduler = torchreid.optim.build_lr_scheduler( optimizer=optimizer, num_iter=num_iter, **lr_scheduler_kwargs(aux_cfg)) if aux_cfg.model.resume and check_isfile(aux_cfg.model.resume): aux_cfg.train.start_epoch = resume_from_checkpoint( aux_cfg.model.resume, model, optimizer=optimizer, scheduler=scheduler) elif aux_pretrained_dict is not None: load_pretrained_weights(model, pretrained_dict=aux_pretrained_dict) elif aux_cfg.model.load_weights and check_isfile( aux_cfg.model.load_weights): load_pretrained_weights(model, aux_cfg.model.load_weights) if aux_cfg.use_gpu: assert device_ids is not None if len(device_ids) > 1: model = DataParallel(model, device_ids=device_ids, output_device=0).cuda(device_ids[0]) else: model = model.cuda(device_ids[0]) return model, optimizer, scheduler
def main(): parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', type=str, default='', help='path to config file') parser.add_argument('-s', '--sources', type=str, nargs='+', help='source datasets (delimited by space)') parser.add_argument('-t', '--targets', type=str, nargs='+', help='target datasets (delimited by space)') parser.add_argument('--root', type=str, default='', help='path to data root') parser.add_argument('opts', default=None, nargs=argparse.REMAINDER, help='Modify config options using the command-line') args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: cfg.merge_from_file(args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) set_random_seed(cfg.train.seed) log_name = 'test.log' if cfg.test.evaluate else 'train.log' log_name += time.strftime('-%Y-%m-%d-%H-%M-%S') sys.stdout = Logger(osp.join(cfg.data.save_dir, log_name)) print('Show configuration\n{}\n'.format(cfg)) print('Collecting env info ...') print('** System info **\n{}\n'.format(collect_env_info())) if cfg.use_gpu: torch.backends.cudnn.benchmark = True datamanager = build_datamanager(cfg) print('Building model: {}'.format(cfg.model.name)) model = torchreid.models.build_model(**model_kwargs(cfg, datamanager.num_train_pids)) num_params, flops = compute_model_complexity(model, (1, 3, cfg.data.height, cfg.data.width)) print('Model complexity: params={:,} flops={:,}'.format(num_params, flops)) if cfg.model.load_weights and check_isfile(cfg.model.load_weights): if cfg.model.pretrained and not cfg.test.evaluate: state_dict = torch.load(cfg.model.load_weights) model.load_pretrained_weights(state_dict) else: load_pretrained_weights(model, cfg.model.load_weights) if cfg.use_gpu: model = nn.DataParallel(model).cuda() optimizer = torchreid.optim.build_optimizer(model, **optimizer_kwargs(cfg)) scheduler = torchreid.optim.build_lr_scheduler(optimizer, **lr_scheduler_kwargs(cfg)) if cfg.model.resume and check_isfile(cfg.model.resume): cfg.train.start_epoch = resume_from_checkpoint( cfg.model.resume, model, optimizer=optimizer, scheduler=scheduler ) print('Building {}-engine for {}-reid'.format(cfg.loss.name, cfg.data.type)) engine = build_engine(cfg, datamanager, model, optimizer, scheduler) engine.run(**engine_run_kwargs(cfg))
def run_lr_finder(cfg, datamanager, model, optimizer, scheduler, classes, rebuild_model=True, gpu_num=1, split_models=False): if not rebuild_model: backup_model = deepcopy(model) engine = build_engine(cfg, datamanager, model, optimizer, scheduler, initial_lr=cfg.train.lr) lr_finder = LrFinder(engine=engine, **lr_finder_run_kwargs(cfg)) aux_lr = lr_finder.process() print(f"Estimated learning rate: {aux_lr}") if cfg.lr_finder.stop_after: print("Finding learning rate finished. Terminate the training process") sys.exit(0) # reload all parts of the training # we do not check classification parameters # and do not get num_train_classes the second time # since it's done above and lr finder cannot change parameters of the datasets cfg.train.lr = aux_lr cfg.lr_finder.enable = False set_random_seed(cfg.train.seed, cfg.train.deterministic) datamanager = build_datamanager(cfg, classes) num_train_classes = datamanager.num_train_pids if rebuild_model: backup_model = torchreid.models.build_model( **model_kwargs(cfg, num_train_classes)) num_aux_models = len(cfg.mutual_learning.aux_configs) backup_model, _ = put_main_model_on_the_device(backup_model, cfg.use_gpu, gpu_num, num_aux_models, split_models) optimizer = torchreid.optim.build_optimizer(backup_model, **optimizer_kwargs(cfg)) scheduler = torchreid.optim.build_lr_scheduler( optimizer=optimizer, num_iter=datamanager.num_iter, **lr_scheduler_kwargs(cfg)) return cfg.train.lr, backup_model, optimizer, scheduler
def _create_model(self, config, from_scratch: bool = False): """ Creates a model, based on the configuration in config :param config: deep-object-reid configuration from which the model has to be built :param from_scratch: bool, if True does not load any weights :return model: Model in training mode """ num_train_classes = len(self._labels) model = torchreid.models.build_model( **model_kwargs(config, num_train_classes)) if self._cfg.model.load_weights and not from_scratch: load_pretrained_weights(model, self._cfg.model.load_weights) return model
def __init__(self, config_path='', model_path='', device='cuda', verbose=True): # Build model cfg = get_default_config() merge_from_files_with_base(cfg, config_path) cfg.use_gpu = device.startswith('cuda') model = build_model(**model_kwargs(cfg, 1)) model.eval() image_size = (cfg.data.height, cfg.data.width) flops, num_params = get_model_complexity_info( model, (3, image_size[0], image_size[1]), as_strings=False, verbose=False, print_per_layer_stat=False) if verbose: print('Model: {}'.format(cfg.model.name)) print('- params: {:,}'.format(num_params)) print('- flops: {:,}'.format(flops)) if model_path and check_isfile(model_path): load_pretrained_weights(model, model_path) # Build transform functions transforms = [] transforms += [T.Resize(image_size)] transforms += [T.ToTensor()] print(cfg.data.norm_mean, cfg.data.norm_std) transforms += [ T.Normalize(mean=cfg.data.norm_mean, std=cfg.data.norm_std) ] preprocess = T.Compose(transforms) to_pil = T.ToPILImage() device = torch.device(device) model.to(device) # Class attributes self.model = model self.preprocess = preprocess self.to_pil = to_pil self.device = device
def main(): parser = ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter) parser.add_argument('--config', '-c', type=str, required=True) parser.add_argument('opts', default=None, nargs=REMAINDER) args = parser.parse_args() assert osp.exists(args.config) cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() merge_from_files_with_base(cfg, args.config) cfg.merge_from_list(args.opts) cfg.freeze() model = torchreid.models.build_model(**model_kwargs(cfg, [0, 0])) load_pretrained_weights(model, cfg.model.load_weights) conv_layers = collect_conv_layers(model) show_stat(conv_layers)
def main(): parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', type=str, default='', required=True, help='Path to config file') parser.add_argument('--output-name', type=str, default='model', help='Path to save ONNX model') parser.add_argument('--num-classes', type=int, nargs='+', default=None) parser.add_argument('--opset', type=int, default=11) parser.add_argument('--verbose', action='store_true', help='Verbose mode for onnx.export') parser.add_argument('--disable-dyn-axes', default=False, action='store_true') parser.add_argument('--export_ir', action='store_true') parser.add_argument('opts', default=None, nargs=argparse.REMAINDER, help='Modify config options using the command-line') args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: merge_from_files_with_base(cfg, args.config_file) reset_config(cfg) cfg.merge_from_list(args.opts) compression_hyperparams = get_compression_hyperparams(cfg.model.load_weights) is_nncf_used = compression_hyperparams['enable_quantization'] or compression_hyperparams['enable_pruning'] if is_nncf_used: print(f'Using NNCF -- making NNCF changes in config') cfg = make_nncf_changes_in_config(cfg, compression_hyperparams['enable_quantization'], compression_hyperparams['enable_pruning'], args.opts) cfg.train.mix_precision = False cfg.freeze() num_classes = parse_num_classes(source_datasets=cfg.data.sources, classification=cfg.model.type == 'classification' or cfg.model.type == 'multilabel', num_classes=args.num_classes, snap_path=cfg.model.load_weights) model = build_model(**model_kwargs(cfg, num_classes)) if cfg.model.load_weights: load_pretrained_weights(model, cfg.model.load_weights) else: warnings.warn("No weights are passed through 'load_weights' parameter! " "The model will be converted with random or pretrained weights", category=RuntimeWarning) if 'tresnet' in cfg.model.name: patch_InplaceAbn_forward() if is_nncf_used: print('Begin making NNCF changes in model') model = make_nncf_changes_in_eval(model, cfg) print('End making NNCF changes in model') onnx_file_path = export_onnx(model=model.eval(), cfg=cfg, output_file_path=args.output_name, disable_dyn_axes=args.disable_dyn_axes, verbose=args.verbose, opset=args.opset, extra_check=True) if args.export_ir: input_shape = [1, 3, cfg.data.height, cfg.data.width] export_ir(onnx_model_path=onnx_file_path, norm_mean=cfg.data.norm_mean, norm_std=cfg.data.norm_std, input_shape=input_shape, optimized_model_dir=os.path.dirname(os.path.abspath(onnx_file_path)), data_type='FP32')
def main(): parser = build_base_argparser() parser.add_argument('-e', '--auxiliary-models-cfg', type=str, nargs='*', default='', help='path to extra config files') parser.add_argument('--split-models', action='store_true', help='whether to split models on own gpu') parser.add_argument('--enable_quantization', action='store_true', help='Enable NNCF quantization algorithm') parser.add_argument('--enable_pruning', action='store_true', help='Enable NNCF pruning algorithm') parser.add_argument( '--aux-config-opts', nargs='+', default=None, help='Modify aux config options using the command-line') args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() and args.gpu_num > 0 if args.config_file: merge_from_files_with_base(cfg, args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) is_nncf_used = args.enable_quantization or args.enable_pruning if is_nncf_used: print(f'Using NNCF -- making NNCF changes in config') cfg = make_nncf_changes_in_config(cfg, args.enable_quantization, args.enable_pruning, args.opts) set_random_seed(cfg.train.seed, cfg.train.deterministic) log_name = 'test.log' if cfg.test.evaluate else 'train.log' log_name += time.strftime('-%Y-%m-%d-%H-%M-%S') sys.stdout = Logger(osp.join(cfg.data.save_dir, log_name)) print('Show configuration\n{}\n'.format(cfg)) if cfg.use_gpu: torch.backends.cudnn.benchmark = True num_aux_models = len(cfg.mutual_learning.aux_configs) datamanager = build_datamanager(cfg, args.classes) num_train_classes = datamanager.num_train_pids print('Building main model: {}'.format(cfg.model.name)) model = torchreid.models.build_model( **model_kwargs(cfg, num_train_classes)) macs, num_params = get_model_complexity_info( model, (3, cfg.data.height, cfg.data.width), as_strings=False, verbose=False, print_per_layer_stat=False) print('Main model complexity: params={:,} flops={:,}'.format( num_params, macs * 2)) aux_lr = cfg.train.lr # placeholder, needed for aux models, may be filled by nncf part below if is_nncf_used: print('Begin making NNCF changes in model') if cfg.use_gpu: model.cuda() compression_ctrl, model, cfg, aux_lr, nncf_metainfo = \ make_nncf_changes_in_training(model, cfg, args.classes, args.opts) should_freeze_aux_models = True print(f'should_freeze_aux_models = {should_freeze_aux_models}') print('End making NNCF changes in model') else: compression_ctrl = None should_freeze_aux_models = False nncf_metainfo = None # creating optimizer and scheduler -- it should be done after NNCF part, since # NNCF could change some parameters optimizer = torchreid.optim.build_optimizer(model, **optimizer_kwargs(cfg)) if cfg.lr_finder.enable and not cfg.model.resume: scheduler = None else: scheduler = torchreid.optim.build_lr_scheduler( optimizer=optimizer, num_iter=datamanager.num_iter, **lr_scheduler_kwargs(cfg)) # Loading model (and optimizer and scheduler in case of resuming training). # Note that if NNCF is used, loading is done inside NNCF part, so loading here is not required. if cfg.model.resume and check_isfile( cfg.model.resume) and not is_nncf_used: device_ = 'cuda' if cfg.use_gpu else 'cpu' cfg.train.start_epoch = resume_from_checkpoint(cfg.model.resume, model, optimizer=optimizer, scheduler=scheduler, device=device_) elif cfg.model.load_weights and not is_nncf_used: load_pretrained_weights(model, cfg.model.load_weights) if cfg.model.type == 'classification': check_classification_classes(model, datamanager, args.classes, test_only=cfg.test.evaluate) model, extra_device_ids = put_main_model_on_the_device( model, cfg.use_gpu, args.gpu_num, num_aux_models, args.split_models) if cfg.lr_finder.enable and not cfg.test.evaluate and not cfg.model.resume: aux_lr, model, optimizer, scheduler = run_lr_finder( cfg, datamanager, model, optimizer, scheduler, args.classes, rebuild_model=True, gpu_num=args.gpu_num, split_models=args.split_models) log_dir = cfg.data.tb_log_dir if cfg.data.tb_log_dir else cfg.data.save_dir run_training(cfg, datamanager, model, optimizer, scheduler, extra_device_ids, aux_lr, tb_writer=SummaryWriter(log_dir=log_dir), should_freeze_aux_models=should_freeze_aux_models, nncf_metainfo=nncf_metainfo, compression_ctrl=compression_ctrl)
def main(): parser = build_base_argparser() args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() and args.gpu_num > 0 if args.config_file: merge_from_files_with_base(cfg, args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) is_ie_model = cfg.model.load_weights.endswith('.xml') if not is_ie_model: compression_hyperparams = get_compression_hyperparams( cfg.model.load_weights) is_nncf_used = compression_hyperparams[ 'enable_quantization'] or compression_hyperparams['enable_pruning'] if is_nncf_used: print(f'Using NNCF -- making NNCF changes in config') cfg = make_nncf_changes_in_config( cfg, compression_hyperparams['enable_quantization'], compression_hyperparams['enable_pruning'], args.opts) else: is_nncf_used = False set_random_seed(cfg.train.seed) log_name = 'test.log' + time.strftime('-%Y-%m-%d-%H-%M-%S') sys.stdout = Logger(osp.join(cfg.data.save_dir, log_name)) datamanager = torchreid.data.ImageDataManager(filter_classes=args.classes, **imagedata_kwargs(cfg)) num_classes = len( datamanager.test_loader[cfg.data.targets[0]]['query'].dataset.classes) cfg.train.ema.enable = False if not is_ie_model: model = torchreid.models.build_model(**model_kwargs(cfg, num_classes)) load_pretrained_weights(model, cfg.model.load_weights) if is_nncf_used: print('Begin making NNCF changes in model') model = make_nncf_changes_in_eval(model, cfg) print('End making NNCF changes in model') if cfg.use_gpu: num_devices = min(torch.cuda.device_count(), args.gpu_num) main_device_ids = list(range(num_devices)) model = DataParallel(model, device_ids=main_device_ids, output_device=0).cuda(main_device_ids[0]) else: from torchreid.utils.ie_tools import VectorCNN from openvino.inference_engine import IECore cfg.test.batch_size = 1 model = VectorCNN(IECore(), cfg.model.load_weights, 'CPU', switch_rb=True, **model_kwargs(cfg, num_classes)) for _, dataloader in datamanager.test_loader.items(): dataloader['query'].dataset.transform.transforms = \ dataloader['query'].dataset.transform.transforms[:-2] if cfg.model.type == 'classification': check_classification_classes(model, datamanager, args.classes, test_only=True) engine = build_engine(cfg=cfg, datamanager=datamanager, model=model, optimizer=None, scheduler=None) engine.test(0, dist_metric=cfg.test.dist_metric, normalize_feature=cfg.test.normalize_feature, visrank=cfg.test.visrank, visrank_topk=cfg.test.visrank_topk, save_dir=cfg.data.save_dir, use_metric_cuhk03=cfg.cuhk03.use_metric_cuhk03, ranks=(1, 5, 10, 20), rerank=cfg.test.rerank)
def objective(cfg, args, trial): # Generate the trials. # g_ = trial.suggest_int("g_", 1, 7) # asl_pm = trial.suggest_float("asl_pm", 0, 0.5) # m = trial.suggest_float("m", 0.01, 0.7) # s = trial.suggest_int("s", 5, 60) lr = trial.suggest_float("lr", 0.001, 0.5) # t = trial.suggest_int("t", 1, 7) # cfg.loss.softmax.m = m # cfg.loss.softmax.s = s # cfg.loss.asl.p_m = asl_pm # cfg.loss.am_binary.amb_t = t cfg.train.lr = lr # geterate damanager num_aux_models = len(cfg.mutual_learning.aux_configs) datamanager = build_datamanager(cfg, args.classes) # build the model. num_train_classes = datamanager.num_train_pids print('Building main model: {}'.format(cfg.model.name)) model = torchreid.models.build_model( **model_kwargs(cfg, num_train_classes)) aux_lr = cfg.train.lr # placeholder, needed for aux models, may be filled by nncf part below compression_ctrl = None should_freeze_aux_models = False nncf_metainfo = None optimizer = torchreid.optim.build_optimizer(model, **optimizer_kwargs(cfg)) scheduler = torchreid.optim.build_lr_scheduler( optimizer=optimizer, num_iter=datamanager.num_iter, **lr_scheduler_kwargs(cfg)) # Loading model (and optimizer and scheduler in case of resuming training). if cfg.model.load_weights and check_isfile(cfg.model.load_weights): load_pretrained_weights(model, cfg.model.load_weights) if cfg.model.type == 'classification': check_classification_classes(model, datamanager, args.classes, test_only=cfg.test.evaluate) model, extra_device_ids = put_main_model_on_the_device( model, cfg.use_gpu, args.gpu_num, num_aux_models, args.split_models) num_aux_models = len(cfg.mutual_learning.aux_configs) num_train_classes = datamanager.num_train_pids if num_aux_models > 0: print( f'Enabled mutual learning between {len(cfg.mutual_learning.aux_configs) + 1} models.' ) models, optimizers, schedulers = [model], [optimizer], [scheduler] for config_file, device_ids in zip(cfg.mutual_learning.aux_configs, extra_device_ids): aux_model, aux_optimizer, aux_scheduler = build_auxiliary_model( config_file, num_train_classes, cfg.use_gpu, device_ids, num_iter=datamanager.num_iter, lr=aux_lr, aux_config_opts=args.aux_config_opts) models.append(aux_model) optimizers.append(aux_optimizer) schedulers.append(aux_scheduler) else: models, optimizers, schedulers = model, optimizer, scheduler print(f'Building {cfg.loss.name}-engine') engine = build_engine(cfg, datamanager, models, optimizers, schedulers, should_freeze_aux_models=should_freeze_aux_models, nncf_metainfo=nncf_metainfo, compression_ctrl=compression_ctrl, initial_lr=aux_lr) test_acc = AverageMeter() obj = 0 engine.start_epoch = 0 engine.max_epoch = args.epochs print(f"\nnext trial with [lr: {lr}]") for engine.epoch in range(args.epochs): np.random.seed(cfg.train.seed + engine.epoch) avg_loss = engine.train(print_freq=20000, fixbase_epoch=0, open_layers=None, lr_finder=False, perf_monitor=None, stop_callback=None) top1, _ = engine.test( engine.epoch, lr_finder=False, ) test_acc.update(top1) smooth_top1 = test_acc.avg target_metric = smooth_top1 if engine.target_metric == 'test_acc' else avg_loss obj = top1 if not engine.per_batch_annealing: engine.update_lr(output_avg_metric=target_metric) trial.report(obj, engine.epoch) # Handle pruning based on the intermediate value. if trial.should_prune(): raise optuna.exceptions.TrialPruned() should_exit, _ = engine.exit_on_plateau_and_choose_best( top1, smooth_top1) should_exit = engine.early_stoping and should_exit if should_exit: break return obj
def main(): parser = argparse.ArgumentParser( formatter_class=argparse.ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', type=str, default='', help='Path to config file') parser.add_argument('--output-name', type=str, default='model', help='Path to save ONNX model') parser.add_argument('--opset', type=int, default=9) parser.add_argument('--verbose', default=False, action='store_true', help='Verbose mode for onnx.export') parser.add_argument('opts', default=None, nargs=argparse.REMAINDER, help='Modify config options using the command-line') args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: cfg.merge_from_file(args.config_file) reset_config(cfg) cfg.merge_from_list(args.opts) cfg.freeze() num_classes = parse_num_classes(cfg.data.sources) model = build_model(**model_kwargs(cfg, num_classes)) load_pretrained_weights(model, cfg.model.load_weights) model.eval() transform = build_inference_transform( cfg.data.height, cfg.data.width, norm_mean=cfg.data.norm_mean, norm_std=cfg.data.norm_std, ) input_img = random_image(cfg.data.height, cfg.data.width) input_blob = transform(input_img).unsqueeze(0) input_names = ['data'] output_names = ['reid_embedding'] dynamic_axes = { 'data': { 0: 'batch_size', 1: 'channels', 2: 'height', 3: 'width' }, 'reid_embedding': { 0: 'batch_size', 1: 'dim' } } output_file_path = args.output_name if not args.output_name.endswith('.onnx'): output_file_path += '.onnx' register_op("group_norm", group_norm_symbolic, "", args.opset) with torch.no_grad(): torch.onnx.export( model, input_blob, output_file_path, verbose=args.verbose, export_params=True, input_names=input_names, output_names=output_names, dynamic_axes=dynamic_axes, opset_version=args.opset, operator_export_type=torch.onnx.OperatorExportTypes.ONNX) net_from_onnx = onnx.load(output_file_path) try: onnx.checker.check_model(net_from_onnx) print('ONNX check passed.') except onnx.onnx_cpp2py_export.checker.ValidationError as ex: print('ONNX check failed: {}.'.format(ex))
def main(): parser = ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', '-c', type=str, required=True) parser.add_argument('--weights', '-w', type=str, required=True) parser.add_argument('--root', '-r', type=str, required=True) parser.add_argument('--out-dir', '-o', type=str, required=True) parser.add_argument('--matrix-size', '-ms', type=int, required=False, default=8) parser.add_argument('opts', default=None, nargs=REMAINDER) args = parser.parse_args() assert exists(args.config_file) assert exists(args.weights) assert exists(args.root) create_dirs(args.out_dir) cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: merge_from_files_with_base(cfg, args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) if cfg.use_gpu: torch.backends.cudnn.benchmark = True target_dataset = 'cityflow' data_query = build_query(cfg, target_dataset) data_gallery, gallery_size = build_gallery(cfg, target_dataset) print('Building model: {}'.format(cfg.model.name)) model = torchreid.models.build_model(**model_kwargs(cfg, [0])) print('Loading model: {}'.format(cfg.model.load_weights)) cfg.model.load_weights = args.weights load_pretrained_weights(model, cfg.model.load_weights) model = model.cuda() if cfg.use_gpu else model print('Extracting query embeddings ...') images_query, embeddings_query, ids_query = run_model( model, data_query, cfg.use_gpu) print('Extracting gallery embeddings ...') images_gallery, embeddings_gallery, ids_gallery = run_model( model, data_gallery, cfg.use_gpu) print('Calculating distance matrices ...') distance_matrix_qg = calculate_distances(embeddings_query, embeddings_gallery) print('Finding matches ...') top_k = args.matrix_size**2 - 1 matches = find_matches(distance_matrix_qg, top_k=top_k) print('Dumping visualizations ...') visualize_matches(matches, images_query, images_gallery, ids_query, ids_gallery, args.matrix_size, args.out_dir)
def main(): parser = argparse.ArgumentParser( formatter_class=argparse.ArgumentDefaultsHelpFormatter) parser.add_argument('--config-file', type=str, default='', required=True, help='path to config file') parser.add_argument( '--custom-roots', type=str, nargs='+', help= 'types or paths to annotation of custom datasets (delimited by space)') parser.add_argument('--custom-types', type=str, nargs='+', help='path of custom datasets (delimited by space)') parser.add_argument('--custom-names', type=str, nargs='+', help='names of custom datasets (delimited by space)') parser.add_argument('--root', type=str, default='', help='path to data root') parser.add_argument('--classes', type=str, nargs='+', help='name of classes in classification dataset') parser.add_argument('--out') parser.add_argument('opts', default=None, nargs=argparse.REMAINDER, help='Modify config options using the command-line') args = parser.parse_args() cfg = get_default_config() cfg.use_gpu = torch.cuda.is_available() if args.config_file: merge_from_files_with_base(cfg, args.config_file) reset_config(cfg, args) cfg.merge_from_list(args.opts) set_random_seed(cfg.train.seed) print('Show configuration\n{}\n'.format(cfg)) print('Collecting env info ...') print('** System info **\n{}\n'.format(collect_env_info())) if cfg.use_gpu: torch.backends.cudnn.benchmark = True datamanager = build_datamanager(cfg, args.classes) num_train_classes = datamanager.num_train_pids print('Building main model: {}'.format(cfg.model.name)) model = torchreid.models.build_model( **model_kwargs(cfg, num_train_classes)) macs, num_params = get_model_complexity_info( model, (3, cfg.data.height, cfg.data.width), as_strings=False, verbose=False, print_per_layer_stat=False) print('Main model complexity: M params={:,} G flops={:,}'.format( num_params / 10**6, macs * 2 / 10**9)) if args.out: out = list() out.append({ 'key': 'size', 'display_name': 'Size', 'value': num_params / 10**6, 'unit': 'Mp' }) out.append({ 'key': 'complexity', 'display_name': 'Complexity', 'value': 2 * macs / 10**9, 'unit': 'GFLOPs' }) print('dump to' + args.out) with open(args.out, 'w') as write_file: json.dump(out, write_file, indent=4)