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Aishell

Conformer

paddle version: 2.2.2
paddlespeech version: 1.0.1

Model Params Config Augmentation Test set Decode method Loss CER
conformer 47.07M conf/conformer.yaml spec_aug test attention - 0.0522
conformer 47.07M conf/conformer.yaml spec_aug test ctc_greedy_search - 0.0481
conformer 47.07M conf/conformer.yaml spec_aug test ctc_prefix_beam_search - 0.0480
conformer 47.07M conf/conformer.yaml spec_aug test attention_rescoring - 0.0460

Conformer Streaming

paddle version: 2.2.2
paddlespeech version: 0.2.0
Need set decoding.decoding_chunk_size=16 when decoding.

Model Params Config Augmentation Test set Decode method Chunk Size & Left Chunks Loss CER
conformer 47.06M conf/chunk_conformer.yaml spec_aug test attention 16, -1 - 0.0551
conformer 47.06M conf/chunk_conformer.yaml spec_aug test ctc_greedy_search 16, -1 - 0.0629
conformer 47.06M conf/chunk_conformer.yaml spec_aug test ctc_prefix_beam_search 16, -1 - 0.0629
conformer 47.06M conf/chunk_conformer.yaml spec_aug test attention_rescoring 16, -1 - 0.0544

Transformer

Model Params Config Augmentation Test set Decode method Loss CER
transformer 31.95M conf/transformer.yaml spec_aug test attention 3.8103787302970886 0.056588
transformer 31.95M conf/transformer.yaml spec_aug test ctc_greedy_search 3.8103787302970886 0.059932
transformer 31.95M conf/transformer.yaml spec_aug test ctc_prefix_beam_search 3.8103787302970886 0.059989
transformer 31.95M conf/transformer.yaml spec_aug test attention_rescoring 3.8103787302970886 0.052273