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def _mp_fn(index): main()
def main(): parser = HfArgumentParser((ModelArguments, XFUNDataTrainingArguments, TrainingArguments)) if ((len(sys.argv) == 2) and sys.argv[1].endswith('.json')): (model_args, data_args, training_args) = parser.parse_json_file(json_file=os.path.abspath(sys.argv[1])) else: (model_args, data...
def _mp_fn(index): main()
def parse_xml(path): tree = ET.parse(path) img_name = path.split('/')[(- 1)][:(- 4)] height = tree.findtext('./size/height') width = tree.findtext('./size/width') objects = [img_name, width, height] for obj in tree.findall('object'): difficult = obj.find('difficult').text if (d...
def gen_test_txt(txt_path): global test_cnt f = open(txt_path, 'w') for (i, path) in enumerate(test_path): img_names = open(path, 'r').readlines() for img_name in img_names: img_name = img_name.strip() xml_path = (((anno_path[i] + '/') + img_name) + '.xml') ...
def gen_train_txt(txt_path): global train_cnt f = open(txt_path, 'w') for (i, path) in enumerate(trainval_path): img_names = open(path, 'r').readlines() for img_name in img_names: img_name = img_name.strip() xml_path = (((anno_path[i] + '/') + img_name) + '.xml') ...
def conv2d(inputs, filters, kernel_size, strides=1): def _fixed_padding(inputs, kernel_size): pad_total = (kernel_size - 1) pad_beg = (pad_total // 2) pad_end = (pad_total - pad_beg) padded_inputs = tf.pad(inputs, [[0, 0], [pad_beg, pad_end], [pad_beg, pad_end], [0, 0]], mode='CON...
def darknet53_body(inputs): def res_block(inputs, filters): shortcut = inputs net = conv2d(inputs, (filters * 1), 1) net = conv2d(net, (filters * 2), 3) net = (net + shortcut) return net net = conv2d(inputs, 32, 3, strides=1) net = conv2d(net, 64, 3, strides=2) ...
def yolo_block(inputs, filters): net = conv2d(inputs, (filters * 1), 1) net = conv2d(net, (filters * 2), 3) net = conv2d(net, (filters * 1), 1) net = conv2d(net, (filters * 2), 3) net = conv2d(net, (filters * 1), 1) route = net net = conv2d(net, (filters * 2), 3) return (route, net)
def upsample_layer(inputs, out_shape): (new_height, new_width) = (out_shape[1], out_shape[2]) inputs = tf.image.resize_nearest_neighbor(inputs, (new_height, new_width), name='upsampled') return inputs
class MeshPly(): def __init__(self, filename, color=[0.0, 0.0, 0.0]): f = open(filename, 'r') self.vertices = [] self.colors = [] self.indices = [] self.normals = [] vertex_mode = False face_mode = False nb_vertices = 0 nb_faces = 0 ...
def get_color_table(class_num, seed=2): random.seed(seed) color_table = {} for i in range(class_num): color_table[i] = [random.randint(0, 255) for _ in range(3)] return color_table
def plot_one_box(img, coord, label=None, color=None, line_thickness=None): '\n coord: [x_min, y_min, x_max, y_max] format coordinates.\n img: img to plot on.\n label: str. The label name.\n color: int. color index.\n line_thickness: int. rectangle line thickness.\n ' tl = (line_thickness or ...
def draw_demo_img(img, projectpts, color=(0, 255, 0)): vertices = [] for i in range(9): x = projectpts[i][0] y = projectpts[i][1] coordinates = (int(x), int(y)) vertices.append(coordinates) cv2.circle(img, coordinates, 1, (0, 255, 255), (- 1)) cv2.line(img, vertices...
def draw_demo_img_corners(img, projectpts, color=(0, 255, 0), nV=9, thickness=2): vertices = [] for i in range(nV): x = projectpts[i][0] y = projectpts[i][1] coordinates = (int(x), int(y)) vertices.append(coordinates) cv2.circle(img, coordinates, 2, color, (- 1)) cv...
def hist(latencies, labels=[], title='', filename='hist', bins=500, xlabel='Latency (cycles)'): plt.figure(figsize=(10, 5)) for i in range(0, len(labels)): d = latencies[i] labels[i] += f' (μ={int(np.mean(d))}, σ={int(np.std(d))})' plt.hist(latencies, label=labels, bins=bins, histtype='ste...
def reject_outliers(data, m=2): stdev = np.std(data) mean = np.mean(data) mask_min = (mean - (stdev * m)) mask_max = (mean + (stdev * m)) outliers = [d for d in data if ((d < mask_min) or (d > mask_max))] print(f'Warning: removing {len(outliers)} outliers:') print(outliers) return [d f...
def load_data(file, col): print(f".. loading data from '{file}'") d = pd.read_csv(file) data = d[col] print('---------------------------------------------------------------------------') s = pd.Series(data) print(s.describe()) print(f'med {int(np.median(data))}') print('----------...
def hist(latencies, labels=[], title='', filename='hist', xlabel='Latency (cycles)', legend_loc='best'): plt.figure(figsize=(10, 5)) for i in range(0, len(labels)): d = latencies[i] labels[i] += f' (μ={int(np.mean(d))}, σ={int(np.std(d))})' plt.hist(latencies, label=labels, bins=500, histt...
def reject_outliers(data, m=3): stdev = np.std(data) mean = np.mean(data) mask_min = (mean - (stdev * m)) mask_max = (mean + (stdev * m)) outliers = [d for d in data if ((d < mask_min) or (d > mask_max))] print(f'Warning: removing {len(outliers)} outliers:') print(outliers) return [d f...
def reject_syscall_inc_outliers(data): for i in range(0, len(data)): if (data[i] > 1000000): print(f'Warning: removing outlier: {data[i]}') data[i] = 0 return data
def load_data(file, col): print(f".. loading data from '{file}'") d = pd.read_csv(file) data = d[col] if ((file == 'logs/icx/deadline_results_syscall.txt') and (col == 'inc_count')): data = reject_syscall_inc_outliers(data) print('-----------------------------------------------------------...
def get_sym_addr(name, symtab): return symtab.get_symbol_by_name(name)[0]['st_value']
class ToTensor(object): 'Convert ndarrays in sample to Tensors.' def __call__(self, sample): (image, text, label) = (sample['image'], sample['text'], sample['label']) return {'image': torch.from_numpy(image.astype(np.float32)), 'text': text, 'label': torch.from_numpy(label.astype(np.float32))...
class Normalize(object): 'Input image cleaning.' def __init__(self, mean_vector, std_devs): (self.mean_vector, self.std_devs) = (mean_vector, std_devs) def __call__(self, sample): image = sample['image'] return {'image': self._normalize(image, self.mean_vector, self.std_devs), 't...
class RandomModalityMuting(object): 'Randomly turn a mode off.' def __init__(self, p_muting=0.1): self.p_muting = p_muting def __call_(self, sample): rval = random.random() im = sample['image'] au = sample['text'] if (rval <= self.p_muting): vval = ran...
class MM_IMDB(Dataset): def __init__(self, root_dir='', transform=None, stage='train', feat_dim=100, average_text=False): '\n Args:\n root_dir (string): Directory where data is.\n transform (callable, optional): Optional transform to be applied\n on a sample.\n...
def collate_imdb(list_samples): global fdim max_text_len = 0 for sample in list_samples: L = len(sample['text']) if (max_text_len < L): max_text_len = L list_images = (len(list_samples) * [None]) list_text = (len(list_samples) * [None]) list_labels = (len(list_sampl...
def parse_args(): parser = argparse.ArgumentParser(description='Modality optimization.') parser.add_argument('--checkpointdir', type=str, help='output base dir', default='/home/juanma/Documents/Checkpoints/NTU/') parser.add_argument('--datadir', type=str, help='data directory', default='/home/juanma/Docum...
def get_dataloaders(args): import torchvision.transforms as transforms from datasets import ntu as d from torch.utils.data import DataLoader transformer_val = transforms.Compose([d.NormalizeLen(args.vid_len), d.ToTensor()]) transformer_tra = transforms.Compose([d.AugCrop(), d.NormalizeLen(args.vid...
def train_model(rmode, configuration, dataloaders, args, device): dataset_sizes = {x: len(dataloaders[x].dataset) for x in ['train', 'test', 'dev']} if (args.test_cp == ''): num_batches_per_epoch = (dataset_sizes['train'] / args.batchsize) criteria = [torch.nn.CrossEntropyLoss(), torch.nn.Cros...
def parse_args(): parser = argparse.ArgumentParser(description='Modality optimization.') parser.add_argument('--checkpointdir', type=str, help='output base dir', default='/home/juanma/Documents/Checkpoints/NTU/') parser.add_argument('--datadir', type=str, help='data directory', default='/home/juanma/Docum...
def inflated_resnet(**kwargs): list_block = [Bottleneck3D, Bottleneck3D, Bottleneck3D, Bottleneck3D] list_layers = [3, 4, 6, 3] model = ResNet(list_block, list_layers, **kwargs) load_pretrained_2D_weights('resnet50', model, inflation='center') return model
class Bottleneck3D(nn.Module): expansion = 4 def __init__(self, inplanes, planes, stride=1, downsample=None, dilation=1): super(Bottleneck3D, self).__init__() self.conv1 = nn.Conv3d(inplanes, planes, kernel_size=1, bias=False) self.bn1 = nn.BatchNorm3d(planes) self.conv2 = nn....
class ResNet(nn.Module): def __init__(self, list_block, layers, **kwargs): self.inplanes = 64 self.input_dim = 4 super(ResNet, self).__init__() self._first_conv() self.relu = nn.ReLU(inplace=True) self.list_channels = [64, 128, 256, 512] self.layer1 = self....
def transform_input(x, dim, T=12): diff = (len(x.size()) - dim) if (diff > 0): (B, C, T, W, H) = x.size() x = x.transpose(1, 2) x = x.contiguous() x = x.view((- 1), C, W, H) elif (diff < 0): (_, C, W, H) = x.size() x = x.view((- 1), T, C, W, H) x = x...
class LRCosineAnnealingScheduler(): def __init__(self, eta_max, eta_min, Ti, Tmultiplier, num_batches_per_epoch): self.eta_min = eta_min self.eta_max = eta_max self.Ti = Ti self.Tcur = 0.0 self.nbpe = num_batches_per_epoch self.iteration_counter = 0.0 self....
class FixedScheduler(): def __init__(self, lr): self.lr = lr def step(self): return self.lr def update_optimizer(self, optimizer): state_dict = optimizer.state_dict() for param_group in state_dict['param_groups']: param_group['lr'] = self.lr optimizer...
class activ(nn.Module): def __init__(self, args): super(activ, self).__init__() self.activation = args.activation if (args.activation == 'LeakyReLU'): self.act = torch.nn.LeakyReLU() elif (args.activation == 'ELU'): self.act = torch.nn.ELU() elif (a...
class SimpleRecurrentSurrogate(nn.Module): def __init__(self, num_hidden=100, number_input_feats=3, size_ebedding=100): super(SimpleRecurrentSurrogate, self).__init__() self.num_hidden = num_hidden self.embedding = nn.Sequential(nn.Linear(number_input_feats, size_ebedding), nn.Sigmoid()) ...
class SurrogateDataloader(): def __init__(self): self._dict_data = {} def add_datum(self, datum_conf, datum_acc): seq_len = len(datum_conf) datum_hash = datum_conf.data.tobytes() if (seq_len in self._dict_data): if (datum_hash in self._dict_data[seq_len]): ...
def train_simple_surrogate(model, criterion, optimizer, data_tensors, num_epochs, device): for epoch in range(num_epochs): model.train(True) for batch in range(len(data_tensors[0])): (inputs, outputs) = (data_tensors[0][batch], data_tensors[1][batch]) inputs = inputs.to(dev...
def train_avmnist_track_acc(model, criteria, optimizer, scheduler, dataloaders, dataset_sizes, device=None, num_epochs=200, verbose=False, multitask=False): best_model_sd = copy.deepcopy(model.state_dict()) best_acc = 0 for epoch in range(num_epochs): for phase in ['train', 'dev']: if ...
def test_avmnist_track_acc(model, dataloaders, dataset_sizes, device=None, multitask=False): model.train(False) phase = 'test' running_corrects = 0 for data in dataloaders[phase]: (rgb, snd, label) = (data['image'], data['audio'], data['label']) rgb = rgb.to(device) snd = snd.t...
def train_cifar_track_acc(model, criterion, optimizer, scheduler, dataloaders, dataset_sizes, device, num_epochs=200, verbose=False, use_intermediate=False): best_model_sd = copy.deepcopy(model.state_dict()) best_error = 1e+100 criterion2 = torch.nn.CrossEntropyLoss() for epoch in range(num_epochs): ...
def test_cifar_track_acc(model, dataloaders, dataset_sizes, device): phase = 'test' model.train(False) running_corrects = 0 for data in dataloaders[phase]: (rgb, gt_label) = (data[0], data[1]) rgb = rgb.to(device) gt_label = gt_label.to(device) (output, _) = model(rgb) ...
def train_mmimdb_track_f1(model, criterion, optimizer, scheduler, dataloaders, dataset_sizes, device=None, num_epochs=200, verbose=False, init_f1=0.0, th_fscore=0.3): best_model_sd = copy.deepcopy(model.state_dict()) best_f1 = init_f1 failsafe = True cont_overloop = 0 while failsafe: for e...
def train_ntu_track_acc(model, criteria, optimizer, scheduler, dataloaders, dataset_sizes, device=None, num_epochs=200, verbose=False, multitask=False): best_model_sd = copy.deepcopy(model.state_dict()) best_acc = 0 for epoch in range(num_epochs): for phase in ['train', 'dev']: if (pha...
def test_ntu_track_acc(model, dataloaders, dataset_sizes, device=None, multitask=False): model.train(False) phase = 'test' running_corrects = 0 for data in dataloaders[phase]: (rgb, ske, label) = (data['rgb'], data['ske'], data['label']) rgb = rgb.to(device) ske = ske.to(device...
class ModelSearcher(): def __init__(self, args): self.args = args def search(self): pass def _epnas(self, model_type, surrogate_dict, dataloaders, dataset_searchmethods, device): surrogate = surrogate_dict['model'] s_crite = surrogate_dict['criterion'] s_data = s...
class AVMNISTSearcher(ModelSearcher): def __init__(self, args, device): super(AVMNISTSearcher, self).__init__(args) self.device = device transformer = transforms.Compose([avmnist_data.ToTensor(), avmnist_data.Normalize((0.1307,), (0.3081,))]) dataset_training = avmnist_data.AVMnis...
class NTUSearcher(ModelSearcher): def __init__(self, args, device): super(NTUSearcher, self).__init__(args) self.device = device transformer_val = transforms.Compose([ntu_data.NormalizeLen(args.vid_len), ntu_data.ToTensor()]) transformer_tra = transforms.Compose([ntu_data.AugCrop(...
class CifarSearcher(ModelSearcher): def __init__(self, args, device): super(CifarSearcher, self).__init__(args) self.device = device train_indices = list(range(0, 45000)) valid_indices = list(range(45000, 50000)) transformer_train = transforms.Compose([transforms.RandomCro...
def update_from_loss_module(monitors, output_dict, loss_update): (tmp_monitors, tmp_outputs) = loss_update monitors.update(tmp_monitors) output_dict.update(tmp_outputs)
class Model(LeftModel): def __init__(self, parsed_train_path, parsed_test_path, output_vocab): self.parsed_train_path = parsed_train_path self.parsed_test_path = parsed_test_path logger.critical(('Train parsing: ' + self.parsed_train_path)) logger.critical(('Test parsing: ' + self...
def make_model(parsed_train_path, parsed_test_path, output_vocab): return Model(parsed_train_path, parsed_test_path, output_vocab)
def make_dataset(mode, scenes_json, questions_json, image_root, output_vocab_json): return make_custom_transfer_dataset(scenes_json, questions_json, image_root=image_root, output_vocab_json=output_vocab_json, query_list_key=g_query_list_keys[mode], custom_fields=[], incl_scene=False)
def parse_arguments(notebook_options=None): "Parse the arguments for the training (or test) execution of a ReferIt3D net.\n :param notebook_options: (list) e.g., ['--max-distractors', '100'] to give/parse arguments from inside a jupyter notebook.\n :return:\n " parser = argparse.ArgumentParser(descri...
def read_saved_args(config_file, override_args=None, verbose=True): "\n :param config_file:\n :param override_args: dict e.g., {'gpu': '0'}\n :param verbose:\n :return:\n " parser = ArgumentParser() args = parser.parse_args([]) with open(config_file, 'r') as f_in: args.__dict__ ...
def apply_configs(args, config_dict): for (k, v) in config_dict.items(): setattr(args, k, v)
def str2bool(v): '\n Boolean values for argparse\n ' if isinstance(v, bool): return v if (v.lower() in ('yes', 'true', 't', 'y', '1')): return True elif (v.lower() in ('no', 'false', 'f', 'n', '0')): return False else: raise argparse.ArgumentTypeError('Boolean...
def create_dir(dir_path): "\n Creates a directory (or nested directories) if they don't exist.\n " if (not osp.exists(dir_path)): os.makedirs(dir_path) return dir_path
def unpickle_data(file_name, python2_to_3=False): '\n Restore data previously saved with pickle_data().\n :param file_name: file holding the pickled data.\n :param python2_to_3: (boolean), if True, pickle happened under python2x, unpickling under python3x.\n :return: an generator over the un-pickled i...
def read_lines(file_name): trimmed_lines = [] with open(file_name) as fin: for line in fin: trimmed_lines.append(line.rstrip()) return trimmed_lines
def decode_stimulus_string(s): '\n Split into scene_id, instance_label, # objects, target object id,\n distractors object id.\n :param s: the stimulus string\n ' if (len(s.split('-', maxsplit=4)) == 4): (scene_id, instance_label, n_objects, target_id) = s.split('-', maxsplit=4) dis...
def objects_counter_percentile(scan_ids, all_scans, prc): all_obs_len = list() for scan_id in all_scans: if (scan_id in scan_ids): all_obs_len.append(len(all_scans[scan_id].three_d_objects)) return np.percentile(all_obs_len, prc)
def mean_color(scan_ids, all_scans): mean_rgb = np.zeros((1, 3), dtype=np.float32) n_points = 0 for scan_id in scan_ids: color = all_scans[scan_id].color mean_rgb += np.sum(color, axis=0) n_points += len(color) mean_rgb /= n_points return mean_rgb
def scannet_official_train_val(pre_fix, valid_views=None, verbose=True): "\n :param valid_views: None or list like ['00', '01']\n :return:\n " train_split = osp.join(pre_fix, 'scannetv2_train.txt') train_split = read_lines(train_split) test_split = osp.join(pre_fix, 'scannetv2_val.txt') t...
def load_scan_related_data(pre_fix, preprocessed_scannet_file, verbose=True, add_pad=True): (_, all_scans) = unpickle_data(preprocessed_scannet_file) if verbose: print('Loaded in RAM {} scans'.format(len(all_scans))) instance_labels = set() for scan in all_scans: idx = np.array([o.obje...
def load_referential_data(args, referit_csv, scans_split): '\n :param args:\n :param referit_csv:\n :param scans_split:\n :return:\n ' referit_data_train = pd.read_csv(referit_csv) referit_data_test = pd.read_csv(referit_csv.replace('train', 'test')) referit_data = pd.concat([referit_da...
def compute_auxiliary_data(referit_data, all_scans, args): 'Given a train-split compute useful quantities like mean-rgb, a word-vocabulary.\n :param referit_data: pandas Dataframe, as returned from load_referential_data()\n :param all_scans:\n :param args:\n :return:\n ' if args.vocab_file: ...
def trim_scans_per_referit3d_data(referit_data, scans): in_r3d = referit_data.scan_id.unique() to_drop = [] for k in scans: if (k not in in_r3d): to_drop.append(k) for k in to_drop: del scans[k] print('Dropped {} scans to reduce mem-foot-print.'.format(len(to_drop))) ...
class Vocabulary(object): 'Simple vocabulary wrapper.' def __init__(self, special_symbols=None): self.word2idx = {} self.idx2word = {} self.idx = 0 self.special_symbols = None self.intialize_special_symbols(special_symbols) def intialize_special_symbols(self, spec...
def build_vocab(token_list, min_word_freq): 'Build a simple vocabulary wrapper.' counter = Counter() for tokens in token_list: counter.update(tokens) words = [word for (word, cnt) in counter.items() if (cnt >= min_word_freq)] vocab = Vocabulary() for (i, word) in enumerate(words): ...
def create_bare_domain() -> FunctionDomain: domain = FunctionDomain('Left') domain.define_type(ObjectType('Object')) domain.define_type(ObjectType('Object_Set')) domain.define_type(ObjectType('Action')) domain.define_function(Function('equal', FunctionTyping[BOOL](INT64, INT64))) domain.define...
def create_default_parser(domain: FunctionDomain) -> NCGeneralizedFOLPythonParser: parser = NCGeneralizedFOLPythonParser(domain, inplace_definition=True, inplace_polymorphic_function=True, inplace_definition_type=True) return parser
def create_domain_from_parsing(codes: Dict[(str, List[str])]) -> FunctionDomain: domain = create_bare_domain() parser = create_default_parser(domain) for (prompt, codes) in jacinle.tqdm_gofor(codes, desc='Creating domain from parsings'): if isinstance(codes, str): codes = [codes] ...
def read_concepts_v1(domain: FunctionDomain) -> Tuple[(List[str], List[str], List[str])]: ds_functions = list(domain.functions.keys()) (attribute_concepts, relational_concepts, multi_relational_concepts) = ([], [], []) for f in ds_functions: if ('_Object_Object_Object' in f): multi_rel...
def get_arity(function: Function) -> Optional[int]: ftype = function.ftype if (ftype.return_type != BOOL): return None for arg_type in ftype.argument_types: if (arg_type.typename not in ['Object', 'Object_Set', 'Action']): return None return len(ftype.argument_types)
def read_concepts_v2(domain: FunctionDomain) -> Tuple[(List[str], List[str], List[str])]: functions = {1: list(), 2: list(), 3: list()} for (name, function) in domain.functions.items(): arity = get_arity(function) if ((arity is not None) and (1 <= arity <= 3)): functions[arity].app...
def read_description_categories(domain: FunctionDomain) -> Tuple[List[str]]: output = list() for (name, t) in domain.types.items(): if (t.typename not in ('Object', 'Object_Set', 'Action')): output.append(name) return output
def make_domain(parsed_test_path: str) -> FunctionDomain: codes = io.load_pkl(parsed_test_path) domain = create_domain_from_parsing(codes) return domain
class ExecutionTraceGetter(object): def __init__(self, trace_obj): self.trace_obj = trace_obj def get(self) -> List[Tuple[(E.Expression, TensorValue)]]: return self.trace_obj
def _get_self_mask(m): self_mask = torch.eye(m.size((- 1)), dtype=m.dtype, device=m.device) return self_mask
def _do_apply_self_mask(m): if (not g_options.use_self_mask): return m self_mask = _get_self_mask(m) return ((m * (1 - self_mask)) + ((- 10) * self_mask))
class NCGeneralizedFOLExecutor(FunctionDomainExecutor): def __init__(self, domain: FunctionDomain, parser: Optional[ParserBase]=None, allow_shift_grounding=False): super().__init__(domain, parser) self.allow_shift_grounding = allow_shift_grounding self.variable_stack = dict() self...
def expand_argument_values(argument_values: Sequence[TensorValue]) -> List[TensorValue]: 'Expand a list of argument values to the same batch size.\n Args:\n argument_values: a list of argument values.\n Returns:\n the result list of argument values. All return values will have the same batch s...
class NCGeneralizedFOLPythonParser(FOLPythonParser): def _is_quantification_expression_name(self, name: str) -> bool: return (name in ['exists', 'forall', 'all', 'iota', 'describe', 'execute', 'point', 'count', 'view']) def _parse_quantification_expression_inner(self, function_name: str, var: Variab...
class LeftModel(nn.Module): @staticmethod @def_configs_func def _def_configs(): configs.model.domain = 'referit3d' configs.model.scene_graph = '3d' configs.model.concept_embedding = 'vse' configs.model.sg_dims = [None, 128, 128, 128] configs.model.vse_hidden_dims =...
class ExecutionFailed(Exception): pass
class AGCNGraph(): def __init__(self, labeling_mode='spatial'): self.A = self.get_adjacency_matrix(labeling_mode) self.num_node = num_node self.self_link = self_link self.inward = inward self.outward = outward self.neighbor = neighbor def get_adjacency_matrix(...
def edge2mat(link, num_node): A = np.zeros((num_node, num_node)) for (i, j) in link: A[(j, i)] = 1 return A
def normalize_digraph(A): Dl = np.sum(A, 0) (h, w) = A.shape Dn = np.zeros((w, w)) for i in range(w): if (Dl[i] > 0): Dn[(i, i)] = (Dl[i] ** (- 1)) AD = np.dot(A, Dn) return AD
def get_spatial_graph(num_node, self_link, inward, outward): I = edge2mat(self_link, num_node) In = normalize_digraph(edge2mat(inward, num_node)) Out = normalize_digraph(edge2mat(outward, num_node)) A = np.stack((I, In, Out)) return A
class SigmoidCrossEntropy(nn.Module): def __init__(self, one_hot=False): super().__init__() self.one_hot = one_hot self.bce = nn.BCEWithLogitsLoss(reduction='none') def forward(self, input, target): if (not self.one_hot): target = jactorch.one_hot_nd(target, input...
class MultilabelSigmoidCrossEntropy(nn.Module): def __init__(self, one_hot=False): super().__init__() self.one_hot = one_hot self.bce = nn.BCEWithLogitsLoss(reduction='none') def forward(self, input, labels): if (type(labels) in (tuple, list)): labels = torch.tens...
class MultilabelSigmoidCrossEntropyAndAccuracy(nn.Module): def __init__(self, one_hot=False, softmax=False, compute_loss=True): super().__init__() self.one_hot = one_hot self.softmax = softmax self.compute_loss = compute_loss if self.softmax: self.bce = nn.BCEL...
class MultitaskLossBase(nn.Module): def __init__(self): super().__init__() self._sigmoid_xent_loss = SigmoidCrossEntropy() self._multilabel_sigmoid_xent_loss = MultilabelSigmoidCrossEntropy() self._batched_xent_loss = nn.CrossEntropyLoss() def _mse_loss(self, pred, label): ...
class _PointnetSAModuleBase(nn.Module): def __init__(self): super().__init__() self.npoint = None self.groupers = None self.mlps = None def forward(self, xyz: torch.Tensor, features: torch.Tensor=None) -> (torch.Tensor, torch.Tensor): "\n Parameters\n --...
class PointnetSAModuleMSG(_PointnetSAModuleBase): 'Pointnet set abstrction layer with multiscale grouping\n\n Parameters\n ----------\n npoint : int\n Number of features\n radii : list of float32\n list of radii to group with\n nsamples : list of int32\n Number of samples in ea...