Exemplo n.º 1
0
        dictionary["<PAD/>"] = default_vector
        # models.append(dictionary)

    return norm_model, raw_model


with Timer("lex"):
    norm_model, raw_model = load_lexicon_unigram()

with Timer("w2v"):
    w2vmodel = load_w2v()

unigram_lexicon_model = raw_model
# unigram_lexicon_model = raw_model

x_train, y_train, x_lex_train = cnn_data_helpers.load_data(
    'trn', w2vmodel, unigram_lexicon_model, max_len)
x_dev, y_dev, x_lex_dev = cnn_data_helpers.load_data('dev', w2vmodel,
                                                     unigram_lexicon_model,
                                                     max_len)
x_test, y_test, x_lex_test = cnn_data_helpers.load_data(
    'tst', w2vmodel, unigram_lexicon_model, max_len)

# x_train, y_train = cnn_data_helpers.load_data('trn',w2vmodel , max_len)
# x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
# x_test, y_test  = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
del (w2vmodel)
del (norm_model)
del (raw_model)
gc.collect()

print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))
Exemplo n.º 2
0
        if self.name:
            print '[%s]' % self.name,
        print 'Elapsed: %s' % (time.time() - self.tstart)


def load_w2v():
    model_path = '/Users/bong/works/data/word2vec_twitter_model/word2vec_twitter_model.bin'
    with Timer("load w2v"):
        model = Word2Vec.load_word2vec_format(model_path, binary=True)
        print("The vocabulary size is: " + str(len(model.vocab)))

    return model


w2vmodel = load_w2v()
x_train, y_train = cnn_data_helpers.load_data('trn',w2vmodel , max_len)
x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
# x_test, y_test  = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
del(w2vmodel)
gc.collect()

print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))


# Training
# ==================================================

with tf.Graph().as_default():
    session_conf = tf.ConfigProto(
      allow_soft_placement=FLAGS.allow_soft_placement,
      log_device_placement=FLAGS.log_device_placement)
Exemplo n.º 3
0
                        "Save model after this many steps (default: 100)")
# Misc Parameters
tf.flags.DEFINE_boolean("allow_soft_placement", True,
                        "Allow device soft device placement")
tf.flags.DEFINE_boolean("log_device_placement", False,
                        "Log placement of ops on devices")

FLAGS = tf.flags.FLAGS
FLAGS._parse_flags()
print("\nParameters:")
for attr, value in sorted(FLAGS.__flags.items()):
    print("{}={}".format(attr.upper(), value))
print("")

max_len = 60
x_train, y_train, vocabulary, vocabulary_inv = cnn_data_helpers.load_data(
    'trn', max_len)
x_test, y_test, _, _ = cnn_data_helpers.load_data('tst', max_len, vocabulary,
                                                  vocabulary_inv)
# savepath = './models/model-8200'
# savepath = './models/model-13800'
# savepath = './models/model-3900'
# savepath = './models/model-5050'
savepath = './models/model-6750'

with tf.Graph().as_default():
    session_conf = tf.ConfigProto(
        allow_soft_placement=FLAGS.allow_soft_placement,
        log_device_placement=FLAGS.log_device_placement)
    sess = tf.Session(config=session_conf)
    with sess.as_default():
        cnn = TextCNN(sequence_length=x_train.shape[1],
Exemplo n.º 4
0
tf.flags.DEFINE_integer("test_every", 614, "Evaluate model on test set after this many steps (default: 100)")
tf.flags.DEFINE_integer("checkpoint_every", 200, "Save model after this many steps (default: 100)")
# Misc Parameters
tf.flags.DEFINE_boolean("allow_soft_placement", True, "Allow device soft device placement")
tf.flags.DEFINE_boolean("log_device_placement", False, "Log placement of ops on devices")

FLAGS = tf.flags.FLAGS
FLAGS._parse_flags()
print("\nParameters:")
for attr, value in sorted(FLAGS.__flags.items()):
    print("{}={}".format(attr.upper(), value))
print("")


max_len = 60
x_train, y_train, vocabulary, vocabulary_inv = cnn_data_helpers.load_data('trn', max_len)
x_test, y_test, _, _ = cnn_data_helpers.load_data('tst', max_len, vocabulary, vocabulary_inv)
# savepath = './models/model-8200'
# savepath = './models/model-13800'
# savepath = './models/model-3900'
# savepath = './models/model-5050'
savepath = './models/model-6750'

with tf.Graph().as_default():
    session_conf = tf.ConfigProto(
      allow_soft_placement=FLAGS.allow_soft_placement,
      log_device_placement=FLAGS.log_device_placement)
    sess = tf.Session(config=session_conf)
    with sess.as_default():
        cnn = TextCNN(
            sequence_length=x_train.shape[1],
Exemplo n.º 5
0
def run_train(w2vdim, lexdim, lexnumfilters, sample_test = True):
    if sample_test == True:
        print '======================================[sample test]======================================'

    max_len = 60


    with Timer("lex"):
        norm_model, raw_model = load_lexicon_unigram(lexdim)

    with Timer("w2v"):
        w2vmodel = load_w2v(w2vdim, sample_test=sample_test)

    unigram_lexicon_model = norm_model
    # unigram_lexicon_model = raw_model

    if sample_test:
        x_train, y_train, x_lex_train = cnn_data_helpers.load_data('trn_sample',w2vmodel, unigram_lexicon_model, max_len)
        x_dev, y_dev, x_lex_dev = cnn_data_helpers.load_data('dev_sample', w2vmodel, unigram_lexicon_model, max_len)
        x_test, y_test, x_lex_test  = cnn_data_helpers.load_data('tst_sample', w2vmodel, unigram_lexicon_model, max_len)

    else:
        x_train, y_train, x_lex_train = cnn_data_helpers.load_data('trn', w2vmodel, unigram_lexicon_model, max_len)
        x_dev, y_dev, x_lex_dev = cnn_data_helpers.load_data('dev', w2vmodel, unigram_lexicon_model, max_len)
        x_test, y_test, x_lex_test = cnn_data_helpers.load_data('tst', w2vmodel, unigram_lexicon_model, max_len)


    # x_train, y_train = cnn_data_helpers.load_data('trn',w2vmodel , max_len)
    # x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
    # x_test, y_test  = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
    del(w2vmodel)
    del(norm_model)
    del(raw_model)
    gc.collect()

    print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))


    # Training
    # ==================================================
    if not FLAGS.random_seed:
        tf.set_random_seed(FLAGS.seed_number)

    with tf.Graph().as_default():
        max_af1_dev = 0
        index_at_max_af1_dev = 0
        af1_tst_at_max_af1_dev = 0

        session_conf = tf.ConfigProto(
          allow_soft_placement=FLAGS.allow_soft_placement,
          log_device_placement=FLAGS.log_device_placement)
        sess = tf.Session(config=session_conf)
        with sess.as_default():
            if not FLAGS.random_seed:
                tf.set_random_seed(FLAGS.seed_number)
            cnn = TextCNNAttentionSimpleUT(
                sequence_length=x_train.shape[1],
                num_classes=3,
                embedding_size=w2vdim,
                embedding_size_lex=lexdim,
                num_filters_lex = lexnumfilters,
                filter_sizes=list(map(int, FLAGS.filter_sizes.split(","))),
                num_filters=FLAGS.num_filters,
                l2_reg_lambda=FLAGS.l2_reg_lambda)

            # Define Training procedure
            global_step = tf.Variable(0, name="global_step", trainable=False)
            optimizer = tf.train.AdamOptimizer(1e-3)
            grads_and_vars = optimizer.compute_gradients(cnn.loss)
            train_op = optimizer.apply_gradients(grads_and_vars, global_step=global_step)

            # Keep track of gradient values and sparsity (optional)
            grad_summaries = []
            for g, v in grads_and_vars:
                if g is not None:
                    grad_hist_summary = tf.histogram_summary("{}/grad/hist".format(v.name), g)
                    sparsity_summary = tf.scalar_summary("{}/grad/sparsity".format(v.name), tf.nn.zero_fraction(g))
                    grad_summaries.append(grad_hist_summary)
                    grad_summaries.append(sparsity_summary)
            grad_summaries_merged = tf.merge_summary(grad_summaries)

            # Output directory for models and summaries
            timestamp = str(int(time.time()))
            out_dir = os.path.abspath(os.path.join(os.path.curdir, "runs", timestamp))
            print("Writing to {}\n".format(out_dir))

            # Summaries for loss and accuracy
            loss_summary = tf.scalar_summary("loss", cnn.loss)
            acc_summary = tf.scalar_summary("accuracy", cnn.accuracy)
            f1_summary = tf.scalar_summary("avg_f1", cnn.avg_f1)

            # Train Summaries
            train_summary_op = tf.merge_summary([loss_summary, acc_summary, f1_summary, grad_summaries_merged])
            train_summary_dir = os.path.join(out_dir, "summaries", "train")
            train_summary_writer = tf.train.SummaryWriter(train_summary_dir, sess.graph_def)

            # Dev summaries
            dev_summary_op = tf.merge_summary([loss_summary, acc_summary, f1_summary])
            dev_summary_dir = os.path.join(out_dir, "summaries", "dev")
            dev_summary_writer = tf.train.SummaryWriter(dev_summary_dir, sess.graph_def)

            # Test summaries
            test_summary_op = tf.merge_summary([loss_summary, acc_summary, f1_summary])
            test_summary_dir = os.path.join(out_dir, "summaries", "test")
            test_summary_writer = tf.train.SummaryWriter(test_summary_dir, sess.graph_def)

            # Checkpoint directory. Tensorflow assumes this directory already exists so we need to create it
            checkpoint_dir = os.path.abspath(os.path.join(out_dir, "checkpoints"))
            checkpoint_prefix = os.path.join(checkpoint_dir, "model")
            if not os.path.exists(checkpoint_dir):
                os.makedirs(checkpoint_dir)
            saver = tf.train.Saver(tf.all_variables())

            # Initialize all variables
            sess.run(tf.initialize_all_variables())

            def train_step(x_batch, y_batch, x_batch_lex):
                """
                A single training step
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: FLAGS.dropout_keep_prob
                }
                _, step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1, hh, hhl = sess.run(
                    [train_op, global_step, train_summary_op, cnn.loss, cnn.accuracy,
                     cnn.neg_r, cnn.neg_p, cnn.f1_neg, cnn.f1_pos, cnn.avg_f1, cnn.h_lex_list[0], cnn.h_list[0]],
                    feed_dict)
                time_str = datetime.datetime.now().isoformat()
                # print("{}: step {}, loss {:g}, acc {:g}".format(time_str, step, loss, accuracy))
                print("{}: step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}".
                      format(time_str, step, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1))
                train_summary_writer.add_summary(summaries, step)

            def dev_step(x_batch, y_batch, x_batch_lex, writer=None):
                """
                Evaluates model on a dev set
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: 1.0
                }
                step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1 = sess.run(
                    [global_step, dev_summary_op, cnn.loss, cnn.accuracy,
                     cnn.neg_r, cnn.neg_p, cnn.f1_neg, cnn.f1_pos, cnn.avg_f1],
                    feed_dict)
                time_str = datetime.datetime.now().isoformat()
                print("{}: step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}".
                      format(time_str, step, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1))
                if writer:
                    writer.add_summary(summaries, step)

                return avg_f1
                # if avg_f1>56:
                #     return True
                #
                # else:
                #     return False

            def test_step(x_batch, y_batch, x_batch_lex, writer=None):
                """
                Evaluates model on a test set
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: 1.0
                }
                step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1 = sess.run(
                    [global_step, dev_summary_op, cnn.loss, cnn.accuracy,
                     cnn.neg_r, cnn.neg_p, cnn.f1_neg, cnn.f1_pos, cnn.avg_f1],
                    feed_dict)
                time_str = datetime.datetime.now().isoformat()
                print("{}: step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}".
                      format(time_str, step, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1))
                if writer:
                    writer.add_summary(summaries, step)

                # if avg_f1 > 56:
                #     return True
                #
                # else:
                #     return False

                return avg_f1

            # Generate batches
            batches = cnn_data_helpers.batch_iter(
                list(zip(x_train, y_train, x_lex_train)), FLAGS.batch_size, FLAGS.num_epochs)
            # Training loop. For each batch...
            for batch in batches:
                x_batch, y_batch, x_batch_lex = zip(*batch)
                train_step(x_batch, y_batch, x_batch_lex)
                current_step = tf.train.global_step(sess, global_step)
                if current_step % FLAGS.evaluate_every == 0:
                    print("\nEvaluation:")
                    curr_af1_dev = dev_step(x_dev, y_dev, x_lex_dev, writer=dev_summary_writer)
                        # path = saver.save(sess, checkpoint_prefix, global_step=current_step)
                        # print("Saved model checkpoint to {}\n".format(path))
                    print("")

                    print("\nTest:")
                    curr_af1_tst = test_step(x_test, y_test, x_lex_test, writer=test_summary_writer)
                        # path = saver.save(sess, checkpoint_prefix, global_step=current_step)
                        # print("Saved model checkpoint to {}\n".format(path))
                    print("")

                    if curr_af1_dev > max_af1_dev:
                        max_af1_dev = curr_af1_dev
                        index_at_max_af1_dev = current_step
                        af1_tst_at_max_af1_dev = curr_af1_tst

                    print '\nStatus:\n[%d] Max f1 for dev (%f), Max f1 for tst (%f)\n' % (
                        index_at_max_af1_dev, max_af1_dev, af1_tst_at_max_af1_dev)
                    sys.stdout.flush()
Exemplo n.º 6
0
        dictionary["<PAD/>"] = default_vector
        # models.append(dictionary)

    return norm_model, raw_model


with Timer("lex"):
    norm_model, raw_model = load_lexicon_unigram()

with Timer("w2v"):
    w2vmodel = load_w2v()

unigram_lexicon_model = raw_model
# unigram_lexicon_model = raw_model

x_train, y_train, x_lex_train = cnn_data_helpers.load_data('trn',w2vmodel, unigram_lexicon_model, max_len)
x_dev, y_dev, x_lex_dev = cnn_data_helpers.load_data('dev', w2vmodel, unigram_lexicon_model, max_len)
x_test, y_test, x_lex_test  = cnn_data_helpers.load_data('tst', w2vmodel, unigram_lexicon_model, max_len)


# x_train, y_train = cnn_data_helpers.load_data('trn',w2vmodel , max_len)
# x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
# x_test, y_test  = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
del(w2vmodel)
del(norm_model)
del(raw_model)
gc.collect()

print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))

Exemplo n.º 7
0
def run_train(w2vdim, w2vnumfilters, lexdim, lexnumfilters, randomseed,
              withlexicon):
    max_len = 60

    with Timer("lex"):
        norm_model, raw_model = load_lexicon_unigram(lexdim)

    with Timer("w2v"):
        w2vmodel = load_w2v(w2vdim)

    unigram_lexicon_model = norm_model
    # unigram_lexicon_model = raw_model

    x_train, y_train, x_lex_train = cnn_data_helpers.load_data(
        'trn', w2vmodel, unigram_lexicon_model, max_len)
    x_dev, y_dev, x_lex_dev = cnn_data_helpers.load_data(
        'dev', w2vmodel, unigram_lexicon_model, max_len)
    x_test, y_test, x_lex_test = cnn_data_helpers.load_data(
        'tst', w2vmodel, unigram_lexicon_model, max_len)

    del (w2vmodel)
    del (norm_model)
    del (raw_model)
    gc.collect()

    print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))

    # Training
    # ==================================================
    if randomseed > 0:
        tf.set_random_seed(randomseed)
    with tf.Graph().as_default():
        max_af1_dev = 0
        index_at_max_af1_dev = 0
        af1_tst_at_max_af1_dev = 0

        session_conf = tf.ConfigProto(
            allow_soft_placement=FLAGS.allow_soft_placement,
            log_device_placement=FLAGS.log_device_placement)
        sess = tf.Session(config=session_conf)
        with sess.as_default():
            if randomseed > 0:
                tf.set_random_seed(randomseed)
            cnn = TextCNN(sequence_length=x_train.shape[1],
                          num_classes=3,
                          embedding_size=w2vdim,
                          embedding_size_lex=lexdim,
                          lex_filter_size=lexnumfilters,
                          filter_sizes=list(
                              map(int, FLAGS.filter_sizes.split(","))),
                          num_filters=w2vnumfilters,
                          with_lexicon=withlexicon,
                          l2_reg_lambda=FLAGS.l2_reg_lambda)

            # Define Training procedure
            global_step = tf.Variable(0, name="global_step", trainable=False)
            optimizer = tf.train.AdamOptimizer(1e-3)
            grads_and_vars = optimizer.compute_gradients(cnn.loss)
            train_op = optimizer.apply_gradients(grads_and_vars,
                                                 global_step=global_step)

            # Keep track of gradient values and sparsity (optional)
            grad_summaries = []
            for g, v in grads_and_vars:
                if g is not None:
                    grad_hist_summary = tf.histogram_summary(
                        "{}/grad/hist".format(v.name), g)
                    sparsity_summary = tf.scalar_summary(
                        "{}/grad/sparsity".format(v.name),
                        tf.nn.zero_fraction(g))
                    grad_summaries.append(grad_hist_summary)
                    grad_summaries.append(sparsity_summary)
            grad_summaries_merged = tf.merge_summary(grad_summaries)

            # Output directory for models and summaries
            timestamp = str(int(time.time()))
            out_dir = os.path.abspath(
                os.path.join(os.path.curdir, "runs", timestamp))
            print("Writing to {}\n".format(out_dir))

            # Summaries for loss and accuracy
            loss_summary = tf.scalar_summary("loss", cnn.loss)
            acc_summary = tf.scalar_summary("accuracy", cnn.accuracy)
            f1_summary = tf.scalar_summary("avg_f1", cnn.avg_f1)

            # Train Summaries
            train_summary_op = tf.merge_summary(
                [loss_summary, acc_summary, f1_summary, grad_summaries_merged])
            train_summary_dir = os.path.join(out_dir, "summaries", "train")
            train_summary_writer = tf.train.SummaryWriter(
                train_summary_dir, sess.graph_def)

            # Dev summaries
            dev_summary_op = tf.merge_summary(
                [loss_summary, acc_summary, f1_summary])
            dev_summary_dir = os.path.join(out_dir, "summaries", "dev")
            dev_summary_writer = tf.train.SummaryWriter(
                dev_summary_dir, sess.graph_def)

            # Test summaries
            test_summary_op = tf.merge_summary(
                [loss_summary, acc_summary, f1_summary])
            test_summary_dir = os.path.join(out_dir, "summaries", "test")
            test_summary_writer = tf.train.SummaryWriter(
                test_summary_dir, sess.graph_def)

            # Checkpoint directory. Tensorflow assumes this directory already exists so we need to create it
            checkpoint_dir = os.path.abspath(
                os.path.join(out_dir, "checkpoints"))
            checkpoint_prefix = os.path.join(checkpoint_dir, "model")
            if not os.path.exists(checkpoint_dir):
                os.makedirs(checkpoint_dir)
            saver = tf.train.Saver(tf.all_variables())

            # Initialize all variables
            sess.run(tf.initialize_all_variables())

            def train_step(x_batch, y_batch, x_batch_lex):
                """
                A single training step
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: FLAGS.dropout_keep_prob
                }
                _, step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1 = sess.run(
                    [
                        train_op, global_step, train_summary_op, cnn.loss,
                        cnn.accuracy, cnn.neg_r, cnn.neg_p, cnn.f1_neg,
                        cnn.f1_pos, cnn.avg_f1
                    ], feed_dict)
                time_str = datetime.datetime.now().isoformat()
                # print("{}: step {}, loss {:g}, acc {:g}".format(time_str, step, loss, accuracy))
                #print("{}: step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}".
                #      format(time_str, step, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1))
                train_summary_writer.add_summary(summaries, step)

            def dev_step(x_batch, y_batch, x_batch_lex, writer=None):
                """
                Evaluates model on a dev set
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: 1.0
                }
                step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1 = sess.run(
                    [
                        global_step, dev_summary_op, cnn.loss, cnn.accuracy,
                        cnn.neg_r, cnn.neg_p, cnn.f1_neg, cnn.f1_pos,
                        cnn.avg_f1
                    ], feed_dict)
                time_str = datetime.datetime.now().isoformat()
                print(
                    "{} : {} step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}"
                    .format("DEV", time_str, step, loss, accuracy, neg_r,
                            neg_p, f1_neg, f1_pos, avg_f1))
                if writer:
                    writer.add_summary(summaries, step)

                return avg_f1

            def test_step(x_batch, y_batch, x_batch_lex, writer=None):
                """
                Evaluates model on a test set
                """
                feed_dict = {
                    cnn.input_x: x_batch,
                    cnn.input_y: y_batch,
                    # lexicon
                    cnn.input_x_lexicon: x_batch_lex,
                    cnn.dropout_keep_prob: 1.0
                }
                step, summaries, loss, accuracy, neg_r, neg_p, f1_neg, f1_pos, avg_f1 = sess.run(
                    [
                        global_step, dev_summary_op, cnn.loss, cnn.accuracy,
                        cnn.neg_r, cnn.neg_p, cnn.f1_neg, cnn.f1_pos,
                        cnn.avg_f1
                    ], feed_dict)
                time_str = datetime.datetime.now().isoformat()
                print(
                    "{} : {} step {}, loss {:g}, acc {:g}, neg_r {:g} neg_p {:g} f1_neg {:g}, f1_pos {:g}, f1 {:g}"
                    .format("TEST", time_str, step, loss, accuracy, neg_r,
                            neg_p, f1_neg, f1_pos, avg_f1))
                if writer:
                    writer.add_summary(summaries, step)

                return avg_f1

            # Generate batches
            batches = cnn_data_helpers.batch_iter(
                list(zip(x_train, y_train, x_lex_train)), FLAGS.batch_size,
                FLAGS.num_epochs)
            # Training loop. For each batch...
            for batch in batches:
                x_batch, y_batch, x_batch_lex = zip(*batch)
                train_step(x_batch, y_batch, x_batch_lex)
                current_step = tf.train.global_step(sess, global_step)
                if current_step % FLAGS.evaluate_every == 0:
                    print("Evaluation:")
                    curr_af1_dev = dev_step(x_dev,
                                            y_dev,
                                            x_lex_dev,
                                            writer=dev_summary_writer)
                    # path = saver.save(sess, checkpoint_prefix, global_step=current_step)
                    # print("Saved model checkpoint to {}\n".format(path))

                    curr_af1_tst = test_step(x_test,
                                             y_test,
                                             x_lex_test,
                                             writer=test_summary_writer)
                    # path = saver.save(sess, checkpoint_prefix, global_step=current_step)
                    # print("Saved model checkpoint to {}\n".format(path))

                    if curr_af1_dev > max_af1_dev:
                        max_af1_dev = curr_af1_dev
                        index_at_max_af1_dev = current_step
                        af1_tst_at_max_af1_dev = curr_af1_tst

                    print 'Status: [%d] Max f1 for dev (%f), Max f1 for tst (%f)\n' % (
                        index_at_max_af1_dev, max_af1_dev,
                        af1_tst_at_max_af1_dev)
                    sys.stdout.flush()
Exemplo n.º 8
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        if self.name:
            print '[%s]' % self.name,
        print 'Elapsed: %s' % (time.time() - self.tstart)


def load_w2v():
    model_path = '/Users/bong/works/data/word2vec_twitter_model/word2vec_twitter_model.bin'
    with Timer("load w2v"):
        model = Word2Vec.load_word2vec_format(model_path, binary=True)
        print("The vocabulary size is: " + str(len(model.vocab)))

    return model


w2vmodel = load_w2v()
x_train, y_train = cnn_data_helpers.load_data('trn', w2vmodel, max_len)
x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
# x_test, y_test  = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
del (w2vmodel)
gc.collect()

print("Train/Dev split: {:d}/{:d}".format(len(y_train), len(y_dev)))

# Training
# ==================================================

with tf.Graph().as_default():
    session_conf = tf.ConfigProto(
        allow_soft_placement=FLAGS.allow_soft_placement,
        log_device_placement=FLAGS.log_device_placement)
    sess = tf.Session(config=session_conf)
Exemplo n.º 9
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        keys = raw_model[index].keys()
        dictionary = dict(zip(keys, new_val))

        norm_model[index] = dictionary


    return norm_model, raw_model

def load_w2v():
    return {}

norm_model, raw_model = load_lexicon_unigram(14)
w2vmodel = load_w2v()

with Timer("load dataset"):
    x_test, y_test, x_lex_test = cnn_data_helpers.load_data('dev', w2vmodel, norm_model, 60)




with tf.Graph().as_default():
    sess = tf.Session()
    with sess.as_default():
        cnn = TextCNN(
            sequence_length=60,
            num_classes=3,
            embedding_size=400,
            embedding_size_lex=14,
            lex_filter_size=9,
            filter_sizes=list(map(int, ['2','3','4','5'])),
            num_filters=256,
Exemplo n.º 10
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        print 'Elapsed: %s' % (time.time() - self.tstart)


def load_w2v():
    model_path = '/Users/bong/works/data/word2vec_twitter_model/word2vec_twitter_model.bin'
    with Timer("load w2v"):
        model = Word2Vec.load_word2vec_format(model_path, binary=True)
        print("The vocabulary size is: " + str(len(model.vocab)))

    return model


w2vmodel = load_w2v()
# x_train, y_train = cnn_data_helpers.load_data('trn',w2vmodel , max_len)
# x_dev, y_dev = cnn_data_helpers.load_data('dev', w2vmodel, max_len)
x_test, y_test = cnn_data_helpers.load_data('tst', w2vmodel, max_len)
del (w2vmodel)
gc.collect()

# savepath = '/Users/bong/works/tfen/w2v_cnn/runs/backup/checkpoints/model-2900'

savepath = '/Users/bong/works/tfen/w2v_cnn/runs/1464326614/checkpoints/model-6700'

with tf.Graph().as_default():
    session_conf = tf.ConfigProto(
        allow_soft_placement=FLAGS.allow_soft_placement,
        log_device_placement=FLAGS.log_device_placement)
    sess = tf.Session(config=session_conf)
    with sess.as_default():
        cnn = TextCNN(sequence_length=x_test.shape[1],
                      num_classes=3,