Automatic Speech Recognition on AISHELL-1 (dev)
0.43CERNIM4-ASR
Evaluation Results
| Method | Links | |
|---|---|---|
| NIM4-ASRModel Size=2.3B, Inference Mode=Offline2026.04 | 0.43 | |
| NIM4-ASRModel Size=2.3B, Inference Mode=Stream2026.04 | 0.43 | |
| OursModel Size=2.3B2026.04 | 0.45 | |
| FireRedASR2S LLMModel Size=8B+, Inference Mode=Offline2026.04 | 0.6 | |
| FireRedASR-LLMModel Size=8B+ (↑)2026.04 | 0.71 | |
| Step-Audio2-miniModel Size=8B+ (↑)2026.04 | 0.76 | |
| Step-Audio2 MiniModel Size=8B+, Inference Mode=Offline2026.04 | 0.76 | |
| Qwen3-Omni-InstModel Size=30B-A3B (↑)2026.04 | 0.86 | |
| Qwen3-Omni InstructModel Size=30B-A3B, Inference Mode=Offline2026.04 | 0.86 | |
| Qwen3-ASR-1.7BModel Size=2.0B (↓)2026.04 | 1.4 | |
| Qwen3-ASR 1.7BModel Size=2.0B, Inference Mode=Offline2026.04 | 1.4 | |
| Fun-ASR-nanoModel Size=0.8B (↓)2026.04 | 1.59 | |
| Fun-ASR NanoModel Size=0.8B, Inference Mode=Offline2026.04 | 1.59 | |
| GLM-ASR-nanoModel Size=1.5B (↓)2026.04 | 2.4 | |
| GLM-ASR NanoModel Size=1.5B, Inference Mode=Offline2026.04 | 2.4 | |
| UOT-BERT-CTClambda1=0.5, lambda2=1.0, epsilon=0.05, eta=0.3, Decoding strategy=CTC greedy search-based2025.09 | 3.64 | |
| UOT-BERT-CTClambda1=1.0, lambda2=1.0, epsilon=0.05, eta=0.3, Decoding strategy=CTC greedy search-based2025.09 | 3.7 | |
| Neural TransducerLM=true, # Param=90 M2023.01 | 3.8 | |
| CIF + HKDLM=false, # Param=47 M2023.01 | 3.8 | |
| CIF + HKDLM=true, # Param=47 M2023.01 | 3.8 | |
| OT-BERT-CTCDecoding strategy=CTC greedy search-based, eta=0.32025.09 | 3.81 | |
| UOT-BERT-CTClambda1=1.0, lambda2=0.5, epsilon=0.05, eta=0.3, Decoding strategy=CTC greedy search-based2025.09 | 3.81 | |
| UOT-BERT-CTClambda1=10.0, lambda2=10.0, epsilon=0.05, eta=0.3, Decoding strategy=CTC greedy search-based2025.09 | 3.82 | |
| CIF + LRDLM=false, # Param=47 M2023.01 | 4 | |
| CIF + LRDLM=true, # Param=47 M2023.01 | 4 | |
| Zipformer-LParams (M)=157.3, Type=pruned transducer2023.10 | 4.03 | |
| Zipformer-MParams (M)=73.4, Type=pruned transducer2023.10 | 4.13 | |
| E-Branchformer, hybridType=AR, Params=57M, LM usage=without LM, Decoding beam size=102025.09 | 4.13 | |
| UMA-Split (prop.)Type=NAR, Params=46M, LM usage=without LM2025.09 | 4.15 | |
| NAR-BERT-ASRDecoding strategy=CTC greedy search-based, eta=0.32025.09 | 4.18 | |
| BranchformerParams (M)=45.4, Type=CTC/AED2023.10 | 4.19 | |
| Branchformer (B), hybridType=AR, Params=45M, LM usage=without LM, Decoding beam size=102025.09 | 4.19 | |
| BranchformerLM=false, # Param=45 M2023.01 | 4.2 | |
| CIF + ACDLM=false, # Param=47 M2023.01 | 4.2 | |
| CIF + ACDLM=true, # Param=47 M2023.01 | 4.2 | |
| E-Branchformer in ESPnetParams (M)=37.9, Type=CTC/AED2023.10 | 4.2 | |
| LAStraining hours=18.12024.09 | 4.26 | |
| EffectiveASR LargeType=NAR, Params=76M, LM usage=without LM2025.09 | 4.26 | |
| UMA-Split (w/o split module)Type=NAR, Params=45M, LM usage=without LM2025.09 | 4.28 | |
| Hybrid (Conformer)Search=beam search, RTF=0.461, Params (M)=46.32023.09 | 4.3 | |
| Conformer+CTC/AEDDecoding strategy=CTC greedy search-based, eta=0.32025.09 | 4.31 | |
| CTC Infer w/o AED headType=NAR, Params=46M, LM usage=without LM2025.09 | 4.39 | |
| ESPnet ConformerLM=true, # Param=46 M2023.01 | 4.4 | |
| CIFLM=true, # Param=47 M2023.01 | 4.4 | |
| UMA + self-conditionRTF=0.045, Params (M)=44.72023.09 | 4.4 | |
| Zipformer-SParams (M)=30.2, Type=pruned transducer2023.10 | 4.4 | |
| Original UMA ConformerType=NAR, Params=45M, LM usage=without LM2025.09 | 4.4 | |
| Lightweight Transducertraining hours=18.62024.09 | 4.45 | |
| Zipformer-M, CTCType=NAR, Params=66M, LM usage=without LM2025.09 | 4.47 | |
| ESPnet ConformerLM=false, # Param=46 M2023.01 | 4.5 | |
| CIFLM=false, # Param=47 M2023.01 | 4.5 | |
| UMARTF=0.039, Params (M)=42.62023.09 | 4.5 | |
| Conformer in ESPnetParams (M)=46.2, Type=CTC/AED2023.10 | 4.5 | |
| Paraformer-v2 (S)Type=NAR, Params=50M, LM usage=without LM2025.09 | 4.5 | |
| Transducertraining hours=64.22024.09 | 4.59 | |
| Paraformer2023.09 | 4.6 | |
| Self-conditioned CTCRTF=0.059, Params (M)=51.52023.09 | 4.6 | |
| Hybrid (Conformer)RTF=0.125, Params (M)=46.32023.09 | 5 | |
| Conformer+CTCDecoding strategy=CTC greedy search-based, eta=0.32025.09 | 5.16 | |
| CTCRTF=0.052, Params (M)=50.42023.09 | 5.6 | |
| RNN-TRd=-, Ru=-2023.05 | 5.8 | |
| BATRd=2, Ru=22023.05 | 5.88 | |
| BATRd=1, Ru=12023.05 | 5.89 | |
| LASO-largeParams (M)=80.02023.09 | 5.9 | |
| RNN-T + FElambda=0.004, Rd=-, Ru=-2023.05 | 6.04 | |
| RNN-T + FElambda=0.002, Rd=-, Ru=-2023.05 | 6.11 |