speech.py 文件源码

def decoding(self):
    """Predict labels from learned sequence model."""
    # TODO: label error rate on validation set
    decoded, _ = tf.nn.ctc_greedy_decoder(self.logits_t, self.seq_lens)
    sparse_decode_op = decoded[0] # single-element list
    self.decode_op = tf.sparse_to_dense(sparse_decode_op.indices, sparse_decode_op.dense_shape, sparse_decode_op.values)
    return self.decode_op