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class augmentations(object): def __init__(self): self.scale_ratio = 0.8 self.jitter_ratio = 0.2
class Config(object): def __init__(self): self.dataset = 'IOpsCompetition' self.input_channels = 1 self.kernel_size = 4 self.stride = 1 self.final_out_channels = 32 self.num_classes = 2 self.dropout = 0.45 self.features_len = 4 self.window_s...
class augmentations(object): def __init__(self): self.jitter_scale_ratio = 1.5 self.jitter_ratio = 0.4 self.max_seg = 4
class Context_Cont_configs(object): def __init__(self): self.temperature = 0.2 self.use_cosine_similarity = True
class TC(object): def __init__(self): self.hidden_dim = 64 self.timesteps = 2
class Config(object): def __init__(self): self.dataset = 'UCR' self.input_channels = 1 self.kernel_size = 8 self.stride = 1 self.final_out_channels = 64 self.num_classes = 2 self.dropout = 0.45 self.features_len = 10 self.window_size = 64 ...
class augmentations(object): def __init__(self): self.jitter_scale_ratio = 0.8 self.jitter_ratio = 0.2 self.max_seg = 8
class Context_Cont_configs(object): def __init__(self): self.temperature = 0.2 self.use_cosine_similarity = True
class TC(object): def __init__(self): self.hidden_dim = 100 self.timesteps = 2
class Load_Dataset(Dataset): def __init__(self, dataset, config): super(Load_Dataset, self).__init__() X_train = dataset['samples'] y_train = dataset['labels'] if (len(X_train.shape) < 3): X_train = X_train.unsqueeze(2) if isinstance(X_train, np.ndarray): ...
def data_generator1(train_data, test_data, train_labels, test_labels, configs): train_time_series_ts = train_data test_time_series_ts = test_data mvn = MeanVarNormalize() mvn.train((train_time_series_ts + test_time_series_ts)) (bias, scale) = (mvn.bias, mvn.scale) train_time_series = train_tim...
def data_generator2(train_data, test_data, train_labels, test_labels, configs): train_time_series_ts = train_data test_time_series_ts = test_data mvn = MeanVarNormalize() mvn.train((train_time_series_ts + test_time_series_ts)) (bias, scale) = (mvn.bias, mvn.scale) train_time_series = train_tim...
class base_Model(nn.Module): def __init__(self, configs, device): super(base_Model, self).__init__() self.input_channels = configs.input_channels self.final_out_channels = configs.final_out_channels self.features_len = configs.features_len self.project_channels = configs.p...
class base_Model(nn.Module): def __init__(self, configs, device): super(base_Model, self).__init__() self.input_channels = configs.input_channels self.final_out_channels = configs.final_out_channels self.features_len = configs.features_len self.project_channels = configs.p...
class EarlyStopping(): "Early stops the training if validation loss doesn't improve after a given patience." def __init__(self, save_path, idx, patience=10, verbose=False, delta=0): '\n Args:\n save_path : save model path\n patience (int): How long to wait after last time...
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, idx): logger.debug('Training started ....') save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = torch.optim.lr_schedu...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, feature_dec1, center, length, epoch, config, device): center = center.unsqueeze(0) center = F.normalize(center, dim=1) feature1 = F.normalize(feature1, dim=1) feature_dec1 = F.normalize(feature_dec1, dim=1) distance1 = F.cosine_similarity(feature1, center, eps=1e-06) distan...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, experiment_log_dir, idx): save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = torch.optim.lr_scheduler.ReduceLROnPlateau(...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, feature_dec1, center, length, epoch, config, device): center = center.unsqueeze(0) center = F.normalize(center, dim=1) feature1 = F.normalize(feature1, dim=1) feature_dec1 = F.normalize(feature_dec1, dim=1) distance1 = F.cosine_similarity(feature1, center, eps=1e-06) distan...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, experiment_log_dir, idx): save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = torch.optim.lr_scheduler.ReduceLROnPlateau(...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, center, length, epoch, config, device): center = center.unsqueeze(0) center = F.normalize(center, dim=1) feature1 = F.normalize(feature1, dim=1) distance1 = F.cosine_similarity(feature1, center, eps=1e-06) distance1 = (1 - distance1) sigma_aug1 = torch.sqrt((feature1.var([0...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, experiment_log_dir, idx): logger.debug('Training started ....') save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = t...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, feature_dec1, center, length, epoch, config, device): feature1 = F.normalize(feature1, dim=1) feature_dec1 = F.normalize(feature_dec1, dim=1) distance1 = F.cosine_similarity(feature1, feature_dec1, eps=1e-06) distance1 = (1 - distance1) sigma_aug1 = torch.sqrt((feature1.var([0]...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, experiment_log_dir, idx): logger.debug('Training started ....') save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = t...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, feature_dec1, center, length, epoch, config, device): center = center.unsqueeze(0) center = F.normalize(center, dim=1) feature1 = F.normalize(feature1, dim=1) feature_dec1 = F.normalize(feature_dec1, dim=1) distance1 = F.cosine_similarity(feature1, center, eps=1e-06) distan...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
def Trainer(model, model_optimizer, train_dl, val_dl, test_dl, device, logger, config, experiment_log_dir, idx): logger.debug('Training started ....') save_path = ('./best_network/' + config.dataset) os.makedirs(save_path, exist_ok=True) early_stopping = EarlyStopping(save_path, idx) scheduler = t...
def model_train(model, model_optimizer, train_loader, center, length, config, device, epoch): (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) model.train() for (batch_idx, (data, target, aug1, aug2)) in enumerate(train_loader): (dat...
def model_evaluate(model, test_dl, center, length, config, device, epoch): model.eval() (total_loss, total_f1, total_precision, total_recall) = ([], [], [], []) (all_target, all_predict) = ([], []) all_projection = [] with torch.no_grad(): for (data, target, aug1, aug2) in test_dl: ...
def train(feature1, feature2, center, length, epoch, config, device): center = center.unsqueeze(0) center = F.normalize(center, dim=1) feature1 = F.normalize(feature1, dim=1) feature2 = F.normalize(feature2, dim=1) distance1 = F.cosine_similarity(feature1, center, eps=1e-06) distance2 = F.cosi...
def center_c(train_loader, model, device, center, config, eps=0.1): 'Initialize hypersphere center c as the mean from an initial forward pass on the data.' n_samples = 0 c = center model.eval() with torch.no_grad(): for data in train_loader: (data, target, aug1, aug2) = data ...
def get_radius(dist: torch.Tensor, nu: float): 'Optimally solve for radius R via the (1-nu)-quantile of distances.' dist = dist.reshape((- 1)) return np.quantile(dist.clone().data.cpu().numpy(), (1 - nu))
class CPCConf(DetectorConfig): _default_transform = MeanVarNormalize() @initializer def __init__(self, logging_dir='./results/cpc', epochs=150, n_warmup_steps=100, batch_size=256, sequence_length=16, timestep=2, masked_frames=0, cuda=torch.cuda.is_available(), seed=1, log_interval=50, **kwargs): ...
class ForwardLibriSpeechRawXXreverseDataset(data.Dataset): def __init__(self, raw_file, list_file): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file self.utts = [] with open(list_file) as ...
class ForwardLibriSpeechReverseRawDataset(data.Dataset): def __init__(self, raw_file, list_file): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file self.utts = [] with open(list_file) as f:...
class ForwardLibriSpeechRawDataset(data.Dataset): def __init__(self, raw_file, list_file): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file self.utts = [] with open(list_file) as f: ...
class ReverseRawDataset(data.Dataset): def __init__(self, raw_file, list_file, audio_window): ' RawDataset trained reverse;\n raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file self.audio_w...
class ForwardDatasetSITWSilence(data.Dataset): ' dataset for forward passing sitw without vad ' def __init__(self, wav_file): ' wav_file: /export/c01/jlai/thesis/data/sitw_dev_enroll/wav.scp\n ' self.wav_file = wav_file with open(wav_file) as f: temp = f.readlines()...
class ForwardDatasetSwbdSreSilence(data.Dataset): ' dataset for forward passing swbd_sre or sre16 without vad ' def __init__(self, wav_dir, scp_file): ' wav_dir: /export/c01/jlai/thesis/data/swbd_sre_combined/wav/\n list_file: /export/c01/jlai/thesis/data/swbd_sre_combined/list/log/swbd_sr...
class RawDatasetSwbdSreOne(data.Dataset): ' dataset for swbd_sre with vad ; for training cpc with ONE voiced segment per recording ' def __init__(self, raw_file, list_file): ' raw_file: swbd_sre_combined_20k_20480.h5\n list_file: list/training3.txt, list/val3.txt\n ' self.ra...
class RawDatasetSwbdSreSilence(data.Dataset): ' dataset for swbd_sre without vad; for training cpc with ONE voiced/unvoiced segment per recording ' def __init__(self, raw_file, list_file, audio_window): ' raw_file: swbd_sre_combined_20k_20480.h5\n list_file: list/training2.txt, list/val2.t...
class RawDatasetSwbdSre(data.Dataset): ' dataset for swbd_sre with vad ; for training cpc with ONE voiced segment per recording ' def __init__(self, raw_file, list_file): ' raw_file: swbd_sre_combined_20k_20480.h5\n list_file: list/training.txt\n ' self.raw_file = raw_file ...
class RawDatasetSpkClass(data.Dataset): def __init__(self, raw_file, list_file, index_file, audio_window, frame_window): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n index_file: spk2idx\n audio_window: 20480\n ' self.raw_file = raw_file ...
class RawXXreverseDataset(data.Dataset): ' RawDataset but returns sequence twice: x, x_reverse ' def __init__(self, raw_file, list_file, audio_window): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file...
class RawDataset(data.Dataset): def __init__(self, raw_file, list_file, audio_window): ' raw_file: train-clean-100.h5\n list_file: list/training.txt\n audio_window: 20480\n ' self.raw_file = raw_file self.audio_window = audio_window self.utts = [] ...
def forwardXXreverse(args, cpc_model, device, data_loader, output_ark, output_scp): logger.info('Starting Forward Passing') cpc_model.eval() ark_scp_output = ((('ark:| copy-feats --compress=true ark:- ark,scp:' + output_ark) + ',') + output_scp) with torch.no_grad(): with ko.open_or_fd(ark_scp...
def forward_dct(args, cpc_model, device, data_loader, output_ark, output_scp, dct_dim=24): ' forward with dct ' logger.info('Starting Forward Passing') cpc_model.eval() ark_scp_output = ((('ark:| copy-feats --compress=true ark:- ark,scp:' + output_ark) + ',') + output_scp) with torch.no_grad(): ...
def forward(cpc_model, device, data_loader, output_ark, output_scp): logger.info('Starting Forward Passing') cpc_model.eval() ark_scp_output = ((('ark:| copy-feats --compress=true ark:- ark,scp:' + output_ark) + ',') + output_scp) with torch.no_grad(): with ko.open_or_fd(ark_scp_output, 'wb') ...
class UnsupportedDataType(Exception): pass
class UnknownVectorHeader(Exception): pass
class UnknownMatrixHeader(Exception): pass
class BadSampleSize(Exception): pass
class BadInputFormat(Exception): pass
class SubprocessFailed(Exception): pass
def open_or_fd(file, mode='rb'): " fd = open_or_fd(file)\n Open file, gzipped file, pipe, or forward the file-descriptor.\n Eventually seeks in the 'file' argument contains ':offset' suffix.\n " offset = None try: if re.search('^(ark|scp)(,scp|,b|,t|,n?f|,n?p|,b?o|,n?s|,n?cs)*:', file): ...
def popen(cmd, mode='rb'): if (not isinstance(cmd, str)): raise TypeError(('invalid cmd type (%s, expected string)' % type(cmd))) import subprocess, io, threading def cleanup(proc, cmd): ret = proc.wait() if (ret > 0): raise SubprocessFailed(('cmd %s returned %d !' % (...
def read_key(fd): " [key] = read_key(fd)\n Read the utterance-key from the opened ark/stream descriptor 'fd'.\n " key = '' while 1: char = fd.read(1).decode() if (char == ''): break if (char == ' '): break key += char key = key.strip() if ...
def read_ali_ark(file_or_fd): " Alias to 'read_vec_int_ark()' " return read_vec_int_ark(file_or_fd)
def read_vec_int_ark(file_or_fd): " generator(key,vec) = read_vec_int_ark(file_or_fd)\n Create generator of (key,vector<int>) tuples, which reads from the ark file/stream.\n file_or_fd : ark, gzipped ark, pipe or opened file descriptor.\n\n Read ark to a 'dictionary':\n d = { u:d for u,d in kaldi_io.read_...
def read_vec_int(file_or_fd): ' [int-vec] = read_vec_int(file_or_fd)\n Read kaldi integer vector, ascii or binary input,\n ' fd = open_or_fd(file_or_fd) binary = fd.read(2).decode() if (binary == '\x00B'): assert (fd.read(1).decode() == '\x04') vec_size = np.frombuffer(fd.read(4), d...
def write_vec_int(file_or_fd, v, key=''): " write_vec_int(f, v, key='')\n Write a binary kaldi integer vector to filename or stream.\n Arguments:\n file_or_fd : filename or opened file descriptor for writing,\n v : the vector to be stored,\n key (optional) : used for writing ark-file, the utterance-id g...
def read_vec_flt_scp(file_or_fd): " generator(key,mat) = read_vec_flt_scp(file_or_fd)\n Returns generator of (key,vector) tuples, read according to kaldi scp.\n file_or_fd : scp, gzipped scp, pipe or opened file descriptor.\n\n Iterate the scp:\n for key,vec in kaldi_io.read_vec_flt_scp(file):\n ...\n...
def read_vec_flt_ark(file_or_fd): " generator(key,vec) = read_vec_flt_ark(file_or_fd)\n Create generator of (key,vector<float>) tuples, reading from an ark file/stream.\n file_or_fd : ark, gzipped ark, pipe or opened file descriptor.\n\n Read ark to a 'dictionary':\n d = { u:d for u,d in kaldi_io.read_vec...
def read_vec_flt(file_or_fd): ' [flt-vec] = read_vec_flt(file_or_fd)\n Read kaldi float vector, ascii or binary input,\n ' fd = open_or_fd(file_or_fd) binary = fd.read(2).decode() if (binary == '\x00B'): header = fd.read(3).decode() if (header == 'FV '): sample_size = 4 ...
def write_vec_flt(file_or_fd, v, key=''): " write_vec_flt(f, v, key='')\n Write a binary kaldi vector to filename or stream. Supports 32bit and 64bit floats.\n Arguments:\n file_or_fd : filename or opened file descriptor for writing,\n v : the vector to be stored,\n key (optional) : used for writing ark...
def read_mat_scp(file_or_fd): " generator(key,mat) = read_mat_scp(file_or_fd)\n Returns generator of (key,matrix) tuples, read according to kaldi scp.\n file_or_fd : scp, gzipped scp, pipe or opened file descriptor.\n\n Iterate the scp:\n for key,mat in kaldi_io.read_mat_scp(file):\n ...\n\n Read sc...
def read_mat_ark(file_or_fd): " generator(key,mat) = read_mat_ark(file_or_fd)\n Returns generator of (key,matrix) tuples, read from ark file/stream.\n file_or_fd : scp, gzipped scp, pipe or opened file descriptor.\n\n Iterate the ark:\n for key,mat in kaldi_io.read_mat_ark(file):\n ...\n\n Read ark ...
def read_mat(file_or_fd): ' [mat] = read_mat(file_or_fd)\n Reads single kaldi matrix, supports ascii and binary.\n file_or_fd : file, gzipped file, pipe or opened file descriptor.\n ' fd = open_or_fd(file_or_fd) try: binary = fd.read(2).decode() if (binary == '\x00B'): mat...
def _read_mat_binary(fd): header = fd.read(3).decode() if header.startswith('CM'): return _read_compressed_mat(fd, header) elif (header == 'FM '): sample_size = 4 elif (header == 'DM '): sample_size = 8 else: raise UnknownMatrixHeader(("The header contained '%s'" % ...
def _read_mat_ascii(fd): rows = [] while 1: line = fd.readline().decode() if (len(line) == 0): raise BadInputFormat if (len(line.strip()) == 0): continue arr = line.strip().split() if (arr[(- 1)] != ']'): rows.append(np.array(arr, dty...
def _read_compressed_mat(fd, format): ' Read a compressed matrix,\n see: https://github.com/kaldi-asr/kaldi/blob/master/src/matrix/compressed-matrix.h\n methods: CompressedMatrix::Read(...), CompressedMatrix::CopyToMat(...),\n ' assert (format == 'CM ') global_header = np.dtype([('minvalue', 'f...
def write_mat(file_or_fd, m, key=''): " write_mat(f, m, key='')\n Write a binary kaldi matrix to filename or stream. Supports 32bit and 64bit floats.\n Arguments:\n file_or_fd : filename of opened file descriptor for writing,\n m : the matrix to be stored,\n key (optional) : used for writing ark-file, the...
def read_cnet_ark(file_or_fd): " Alias of function 'read_post_ark()', 'cnet' = confusion network " return read_post_ark(file_or_fd)
def read_post_ark(file_or_fd): " generator(key,vec<vec<int,float>>) = read_post_ark(file)\n Returns generator of (key,posterior) tuples, read from ark file.\n file_or_fd : ark, gzipped ark, pipe or opened file descriptor.\n\n Iterate the ark:\n for key,post in kaldi_io.read_post_ark(file):\n ...\n\n ...
def read_post(file_or_fd): " [post] = read_post(file_or_fd)\n Reads single kaldi 'Posterior' in binary format.\n\n The 'Posterior' is C++ type 'vector<vector<tuple<int,float> > >',\n the outer-vector is usually time axis, inner-vector are the records\n at given time, and the tuple is composed of an 'inde...
def read_cntime_ark(file_or_fd): " generator(key,vec<tuple<float,float>>) = read_cntime_ark(file_or_fd)\n Returns generator of (key,cntime) tuples, read from ark file.\n file_or_fd : file, gzipped file, pipe or opened file descriptor.\n\n Iterate the ark:\n for key,time in kaldi_io.read_cntime_ark(file):\...
def read_cntime(file_or_fd): " [cntime] = read_cntime(file_or_fd)\n Reads single kaldi 'Confusion Network time info', in binary format:\n C++ type: vector<tuple<float,float> >.\n (begin/end times of bins at the confusion network).\n\n Binary layout is '<num-bins> <beg1> <end1> <beg2> <end2> ...'\n\n fil...
def read_segments_as_bool_vec(segments_file): " [ bool_vec ] = read_segments_as_bool_vec(segments_file)\n using kaldi 'segments' file for 1 wav, format : '<utt> <rec> <t-beg> <t-end>'\n - t-beg, t-end is in seconds,\n - assumed 100 frames/second,\n " segs = np.loadtxt(segments_file, dtype='object,objec...
def setup_logs(save_dir, run_name): logger = logging.getLogger('cdc') logger.setLevel(logging.INFO) log_file = os.path.join(save_dir, (run_name + '.log')) fh = logging.FileHandler(log_file) ch = logging.StreamHandler() formatter = logging.Formatter('%(asctime)s - %(message)s') fh.setFormat...
class ScheduledOptim(object): 'A simple wrapper class for learning rate scheduling' def __init__(self, optimizer, n_warmup_steps): self.optimizer = optimizer self.d_model = 128 self.n_warmup_steps = n_warmup_steps self.n_current_steps = 0 self.delta = 1 def state_...
def prediction_spk(args, cdc_model, spk_model, device, data_loader, batch_size, frame_window): logger.info('Starting Evaluation') cdc_model.eval() spk_model.eval() total_loss = 0 total_acc = 0 with torch.no_grad(): for [data, target] in data_loader: data = data.float().unsq...