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Apply latency penalty on lstm

Open yaozengwei opened this issue 3 years ago • 0 comments
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This PR aims to apply latency penalty on streaming ScaledLSTM model, to decrease the symbol delay. Gradient filter is applied inside the lstm module to prevent training instability.

Related PR:

  • latency penalty https://github.com/k2-fsa/k2/pull/976 and https://github.com/k2-fsa/icefall/pull/496
  • gradient filter https://github.com/k2-fsa/icefall/pull/564

yaozengwei avatar Sep 19 '22 16:09 yaozengwei