Merge pull request #403 from alibaba-damo-academy/dev_lhn

zhifu gao

2023-04-23 b58f412eac20744fe56b9f964391f8154ea47c1e

 funasr/utils/timestamp_tools.py

@@ -19,7 +19,7 @@
                       sil_in_str=True
                       ):
    if not len(char_list):
        return []
        return "", []
    START_END_THRESHOLD = 5
    MAX_TOKEN_DURATION = 12
    TIME_RATE = 10.0 * 6 / 1000 / 3  #  3 times upsampled