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PaddleSpeech/examples/librispeech/s2/README.md

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LibriSpeech

Data

| Data Subset | Duration in Seconds | | data/manifest.train | 0.83s ~ 29.735s | | data/manifest.dev | 1.065 ~ 35.155s |
| data/manifest.test-clean | 1.285s ~ 34.955s |

Conformer

Model Params Config Augmentation Test set Decode method Loss WER
conformer 47.63 M conf/conformer.yaml spec_aug + shift test-clean attention - -
conformer 47.63 M conf/conformer.yaml spec_aug + shift test-clean ctc_greedy_search
conformer 47.63 M conf/conformer.yaml spec_aug + shift test-clean ctc_prefix_beam_search
conformer 47.63 M conf/conformer.yaml spec_aug + shift test-clean attention_rescoring

Test w/o length filter

Model Params Config Augmentation Test set Decode method Loss WER
conformer 47.63 M conf/conformer.yaml spec_aug + shift test-clean-all attention

Chunk Conformer

Model Params Config Augmentation Test set Decode method Chunk Size & Left Chunks Loss WER
conformer 47.63 M conf/chunk_conformer.yaml spec_aug + shift test-clean attention 16, -1
conformer 47.63 M conf/chunk_conformer.yaml spec_aug + shift test-clean ctc_greedy_search 16, -1
conformer 47.63 M conf/chunk_conformer.yaml spec_aug + shift test-clean ctc_prefix_beam_search 16, -1 -
conformer 47.63 M conf/chunk_conformer.yaml spec_aug + shift test-clean attention_rescoring 16, -1 -

Transformer

Model Params Config Augmentation Test set Decode method Loss WER
transformer 32.52 M conf/transformer.yaml spec_aug + shift test-clean attention

Test w/o length filter

Model Params Config Augmentation Test set Decode method Loss WER
transformer 32.52 M conf/transformer.yaml spec_aug + shift test-clean-all attention