Python data.UNKNOWN_TOKEN Examples

The following are 15 code examples of data.UNKNOWN_TOKEN(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module data , or try the search function .
Example #1
Source File: model.py    From TransferRL with MIT License 5 votes vote down vote up
def _add_decoder(self, emb_dec_inputs, embedding):
    """Add attention decoder to the graph. In train or eval mode, you call this once to get output on ALL steps. In decode (beam search) mode, you call this once for EACH decoder step.

    Args:
      emb_dec_inputs: inputs to the decoder (word embeddings). A list of tensors shape (batch_size, emb_dim)
      embedding: embedding matrix (vocab_size, emb_dim)
    Returns:
      outputs: List of tensors; the outputs of the decoder
      out_state: The final state of the decoder
      attn_dists: A list of tensors; the attention distributions
      p_gens: A list of tensors shape (batch_size, 1); the generation probabilities
      coverage: A tensor, the current coverage vector
    """
    hps = self._hps
    cell = tf.contrib.rnn.LSTMCell(hps.dec_hidden_dim, state_is_tuple=True, initializer=self.rand_unif_init)

    prev_coverage = self.prev_coverage if (hps.mode=="decode" and hps.coverage) else None # In decode mode, we run attention_decoder one step at a time and so need to pass in the previous step's coverage vector each time
    prev_decoder_outputs = self.prev_decoder_outputs if (hps.intradecoder and hps.mode=="decode") else tf.stack([],axis=0)
    prev_encoder_es = self.prev_encoder_es if (hps.use_temporal_attention and hps.mode=="decode") else tf.stack([],axis=0)
    return attention_decoder(_hps=hps,
      v_size=self._vocab.size(),
      _max_art_oovs=self._max_art_oovs,
      _enc_batch_extend_vocab=self._enc_batch_extend_vocab,
      emb_dec_inputs=emb_dec_inputs,
      target_batch=self._target_batch,
      _dec_in_state=self._dec_in_state,
      _enc_states=self._enc_states,
      enc_padding_mask=self._enc_padding_mask,
      dec_padding_mask=self._dec_padding_mask,
      cell=cell,
      embedding=embedding,
      sampling_probability=self._sampling_probability if FLAGS.scheduled_sampling else 0,
      alpha=self._alpha if FLAGS.E2EBackProp else 0,
      unk_id=self._vocab.word2id(data.UNKNOWN_TOKEN),
      initial_state_attention=(hps.mode=="decode"),
      pointer_gen=hps.pointer_gen,
      use_coverage=hps.coverage,
      prev_coverage=prev_coverage,
      prev_decoder_outputs=prev_decoder_outputs,
      prev_encoder_es = prev_encoder_es) 
Example #2
Source File: model.py    From RLSeq2Seq with MIT License 5 votes vote down vote up
def _add_decoder(self, emb_dec_inputs, embedding):
    """Add attention decoder to the graph. In train or eval mode, you call this once to get output on ALL steps. In decode (beam search) mode, you call this once for EACH decoder step.

    Args:
      emb_dec_inputs: inputs to the decoder (word embeddings). A list of tensors shape (batch_size, emb_dim)
      embedding: embedding matrix (vocab_size, emb_dim)
    Returns:
      outputs: List of tensors; the outputs of the decoder
      out_state: The final state of the decoder
      attn_dists: A list of tensors; the attention distributions
      p_gens: A list of tensors shape (batch_size, 1); the generation probabilities
      coverage: A tensor, the current coverage vector
    """
    hps = self._hps
    cell = tf.contrib.rnn.LSTMCell(hps.dec_hidden_dim, state_is_tuple=True, initializer=self.rand_unif_init)

    prev_coverage = self.prev_coverage if (hps.mode=="decode" and hps.coverage) else None # In decode mode, we run attention_decoder one step at a time and so need to pass in the previous step's coverage vector each time
    prev_decoder_outputs = self.prev_decoder_outputs if (hps.intradecoder and hps.mode=="decode") else tf.stack([],axis=0)
    prev_encoder_es = self.prev_encoder_es if (hps.use_temporal_attention and hps.mode=="decode") else tf.stack([],axis=0)
    return attention_decoder(hps,
      self._vocab.size(),
      self._max_art_oovs,
      self._enc_batch_extend_vocab,
      emb_dec_inputs,
      self._target_batch,
      self._dec_in_state,
      self._enc_states,
      self._enc_padding_mask,
      self._dec_padding_mask,
      cell,
      embedding,
      self._sampling_probability if FLAGS.scheduled_sampling else 0,
      self._alpha if FLAGS.E2EBackProp else 0,
      self._vocab.word2id(data.UNKNOWN_TOKEN),
      initial_state_attention=(hps.mode=="decode"),
      pointer_gen=hps.pointer_gen,
      use_coverage=hps.coverage,
      prev_coverage=prev_coverage,
      prev_decoder_outputs=prev_decoder_outputs,
      prev_encoder_es = prev_encoder_es) 
Example #3
Source File: seq2seq_attention.py    From DOTA_models with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #4
Source File: seq2seq_attention.py    From yolo_v2 with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #5
Source File: seq2seq_attention.py    From Gun-Detector with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #6
Source File: main.py    From text2text with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):

  config = importlib.import_module('config.%s' % FLAGS.config)
  for argument in FLAGS.override.split(','):
    if '=' in argument:
      name = argument.split('=')[0]
      value = type(getattr(config, name))(argument.split('=')[1])
      setattr(config, name, value)
  config.input_vocab = data.Vocab(config.input_vocab_file,
                                   config.max_vocab_size)  # Max IDs
  if config.input_vocab.WordToId(data.PAD_TOKEN) <= 0:
    raise ValueError('Invalid PAD_TOKEN id.')
  # id of the UNKNOWN_TOKEN should be "0" for copynet model
  if config.input_vocab.WordToId(data.UNKNOWN_TOKEN) != 0:
    raise ValueError('Invalid UNKOWN_TOKEN id.')
  if config.input_vocab.WordToId(data.SENTENCE_START) <= 0:
    raise ValueError('Invalid SENTENCE_START id.')
  if config.input_vocab.WordToId(data.SENTENCE_END) <= 0:
    raise ValueError('Invalid SENTENCE_END id.')

  if config.output_vocab_file:
    config.output_vocab = data.Vocab(config.output_vocab_file,
                                     config.max_vocab_size)  # Max IDs
    if config.output_vocab.WordToId(data.PAD_TOKEN) <= 0:
      raise ValueError('Invalid PAD_TOKEN id.')
    # id of the UNKNOWN_TOKEN should be "0" for copynet model
    if config.output_vocab.WordToId(data.UNKNOWN_TOKEN) != 0:
      raise ValueError('Invalid UNKOWN_TOKEN id.')
    if config.output_vocab.WordToId(data.SENTENCE_START) <= 0:
      raise ValueError('Invalid SENTENCE_START id.')
    if config.output_vocab.WordToId(data.SENTENCE_END) <= 0:
      raise ValueError('Invalid SENTENCE_END id.')
  else:
    config.output_vocab = config.input_vocab

  train_batcher = config.Batcher(config.train_set, config)
  valid_batcher = config.Batcher(config.valid_set, config)
  tf.set_random_seed(config.random_seed)

  if FLAGS.mode == 'train':
    model = config.Model(config, 'train', num_gpus=FLAGS.num_gpus)
    _Train(model, config, train_batcher)
  elif FLAGS.mode == 'eval':
    config.dropout_rnn = 1.0
    config.dropout_emb = 1.0
    model = config.Model(config, 'eval', num_gpus=FLAGS.num_gpus)
    _Eval(model, config, valid_batcher)
  elif FLAGS.mode == 'decode':
    config.dropout_rnn = 1.0
    config.dropout_emb = 1.0
    config.batch_size = config.beam_size
    model = config.Model(config, 'decode', num_gpus=FLAGS.num_gpus)
    decoder = decode.BeamSearch(model, valid_batcher, config)
    decoder.DecodeLoop() 
Example #7
Source File: seq2seq_attention.py    From Action_Recognition_Zoo with MIT License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.WordToId(data.PAD_TOKEN) > 0
  assert vocab.WordToId(data.UNKNOWN_TOKEN) >= 0
  assert vocab.WordToId(data.SENTENCE_START) > 0
  assert vocab.WordToId(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #8
Source File: seq2seq_attention.py    From ECO-pytorch with BSD 2-Clause "Simplified" License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.WordToId(data.PAD_TOKEN) > 0
  assert vocab.WordToId(data.UNKNOWN_TOKEN) >= 0
  assert vocab.WordToId(data.SENTENCE_START) > 0
  assert vocab.WordToId(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #9
Source File: seq2seq_attention.py    From hands-detection with MIT License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #10
Source File: seq2seq_attention.py    From object_detection_kitti with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #11
Source File: seq2seq_attention.py    From object_detection_with_tensorflow with MIT License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #12
Source File: seq2seq_attention.py    From HumanRecognition with MIT License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #13
Source File: seq2seq_attention.py    From g-tensorflow-models with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #14
Source File: seq2seq_attention.py    From models with Apache License 2.0 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop() 
Example #15
Source File: seq2seq_attention.py    From multilabel-image-classification-tensorflow with MIT License 4 votes vote down vote up
def main(unused_argv):
  vocab = data.Vocab(FLAGS.vocab_path, 1000000)
  # Check for presence of required special tokens.
  assert vocab.CheckVocab(data.PAD_TOKEN) > 0
  assert vocab.CheckVocab(data.UNKNOWN_TOKEN) >= 0
  assert vocab.CheckVocab(data.SENTENCE_START) > 0
  assert vocab.CheckVocab(data.SENTENCE_END) > 0

  batch_size = 4
  if FLAGS.mode == 'decode':
    batch_size = FLAGS.beam_size

  hps = seq2seq_attention_model.HParams(
      mode=FLAGS.mode,  # train, eval, decode
      min_lr=0.01,  # min learning rate.
      lr=0.15,  # learning rate
      batch_size=batch_size,
      enc_layers=4,
      enc_timesteps=120,
      dec_timesteps=30,
      min_input_len=2,  # discard articles/summaries < than this
      num_hidden=256,  # for rnn cell
      emb_dim=128,  # If 0, don't use embedding
      max_grad_norm=2,
      num_softmax_samples=4096)  # If 0, no sampled softmax.

  batcher = batch_reader.Batcher(
      FLAGS.data_path, vocab, hps, FLAGS.article_key,
      FLAGS.abstract_key, FLAGS.max_article_sentences,
      FLAGS.max_abstract_sentences, bucketing=FLAGS.use_bucketing,
      truncate_input=FLAGS.truncate_input)
  tf.set_random_seed(FLAGS.random_seed)

  if hps.mode == 'train':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Train(model, batcher)
  elif hps.mode == 'eval':
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        hps, vocab, num_gpus=FLAGS.num_gpus)
    _Eval(model, batcher, vocab=vocab)
  elif hps.mode == 'decode':
    decode_mdl_hps = hps
    # Only need to restore the 1st step and reuse it since
    # we keep and feed in state for each step's output.
    decode_mdl_hps = hps._replace(dec_timesteps=1)
    model = seq2seq_attention_model.Seq2SeqAttentionModel(
        decode_mdl_hps, vocab, num_gpus=FLAGS.num_gpus)
    decoder = seq2seq_attention_decode.BSDecoder(model, batcher, hps, vocab)
    decoder.DecodeLoop()