icefall/egs/multi_ja_en/ASR/RESULTS.md

Results

Zipformer

Non-streaming

The training command is:

./zipformer/train.py \
  --bilingual 1 \
  --world-size 4 \
  --num-epochs 30 \
  --start-epoch 1 \
  --use-fp16 1 \
  --exp-dir zipformer/exp \
  --max-duration 600

The decoding command is:

./zipformer/decode.py \
    --epoch 28 \
    --avg 15 \
    --exp-dir ./zipformer/exp \
    --max-duration 600 \
    --decoding-method greedy_search

Word Error Rates (WERs) listed below:

Datasets	ReazonSpeech	ReazonSpeech	LibriSpeech	LibriSpeech
Zipformer WER (%)	dev	test	test-clean	test-other
greedy_search	12.08	9.67	2.73	6.67
modified_beam_search	11.6	8.93	2.69	6.52
fast_beam_search	35.38	37.79	3.06	7.06