Performance Record Conformer Result Feature info: dither + specaug + speed perturb Training info: lr 0.002, warmup_steps 5000 batch size 16, 1 gpu, acc_grad 4, 120 epochs Decoding info: average_num 20 trans_type: phn decoding mode test (wer) ctc_greedy_search 16.70% ctc_prefix_beam_search 16.60% attention 22.37% attention_rescoring 16.60% transformer Result Feature info: dither + specaug + speed perturb Training info: lr 0.002, warmup_steps 5000 batch size 16, 1 gpu, acc_grad 4, 120 epochs Decoding info: average_num 20 trans_type: phn decoding mode test (wer) ctc_greedy_search 17.78% ctc_prefix_beam_search 17.46% attention 21.77% attention_rescoring 17.06%