Export interface for c++ call, give input chunk xs, and return output from time 0 to current chunk. Args: xs (torch.

Full context mode Frontend + Encoder + Decoder + Calc loss Args: speech: (Batch, Length, ...) speech_lengths:

Forward one step. This is only used for decoding. Args: memory: encoded memory, float32 (batch, maxlen_in, feat)

Args: peaks: ctc peaks time stamp max_duration: max_duration of the sentence frame_rate: frame rate of every time stamp,

Generate a lexicon from a word list and token_sym_table. Args: token_sym_table: Token symbol table that mapping token to token ids.

Multi-turn dialogue

Generate tokens from the given text file. Args: text_file: A file that contains text lines to generate tokens. Returns: R

Generate words from the given text file. Args: text_file: A file that contains text lines to generate words. Returns: Ret

Sample Gumbel random values with given shape and float dtype. The values are distributed according to the probability density function: .. m

创建需要的stop criteria 1. 对于t2t任务，遇到text_eos停止 2. 对于t2s任务，遇到speech_eos停止 3. 对于s2s任务，遇到speech_eos停止 同时要取消原本的停止条件