Created
March 25, 2018 10:31
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import tensorflow as tf | |
from DataHandler import DataHandler | |
from RNN_generator import RNNGenerator | |
from session_runner import SessionRunner | |
log_path = '/output/tensorflow/' | |
writer = tf.summary.FileWriter(log_path) | |
# Load and prepare data | |
data_handler = DataHandler() | |
training_data = data_handler.read_data('meditations.txt') | |
dictionary, reverse_dictionary = data_handler.build_datasets(training_data) | |
# TensorFlow Graph input | |
n_input = 3 | |
n_units = 512 | |
x = tf.placeholder("float", [None, n_input, 1]) | |
y = tf.placeholder("float", [None, len(dictionary)]) | |
# RNN output weights and biases | |
weights = { | |
'out': tf.Variable(tf.random_normal([n_units, len(dictionary)])) | |
} | |
biases = { | |
'out': tf.Variable(tf.random_normal([len(dictionary)])) | |
} | |
rnn_generator = RNNGenerator() | |
lstm = rnn_generator.create_LSTM(x, weights, biases, n_input, n_units) | |
# Loss and optimizer | |
cost = tf.reduce_mean(tf.nn.softmax_cross_entropy_with_logits(logits=lstm, labels=y)) | |
optimizer = tf.train.RMSPropOptimizer(learning_rate=0.001).minimize(cost) | |
# Model evaluation | |
correct_pred = tf.equal(tf.argmax(lstm,1), tf.argmax(y,1)) | |
accuracy = tf.reduce_mean(tf.cast(correct_pred, tf.float32)) | |
# Initializing the variables | |
initilizer = tf.global_variables_initializer() | |
session_runner = SessionRunner(optimizer, accuracy, cost, lstm, initilizer, writer) | |
session_runner.run_session(x, y, n_input, dictionary, reverse_dictionary, training_data) |
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