Dolphin: A Large-Scale Automatic Speech Recognition Model for Eastern Languages
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Abstract (arXiv)
This report introduces Dolphin, a large-scale multilingual automatic speech recognition (ASR) model that extends the Whisper architecture to support a wider range of languages. Our approach integrates in-house proprietary and open-source datasets to refine and optimize Dolphin's performance. The model is specifically designed to achieve notable recognition accuracy for 40 Eastern languages across East Asia, South Asia, Southeast Asia, and the Middle East, while also supporting 22 Chinese dialects. Experimental evaluations show that Dolphin significantly outperforms current state-of-the-art open-source models across various languages. To promote reproducibility and community-driven innovation, we are making our trained models and inference source code publicly available.
Key facts. Cited by 8 papers in the map (data through 14 Oct 2026). Builds on 38 of its 51 references that are in the map. First posted on arXiv 26 Mar 2025.
Builds on
38 of 51 references.
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26 more
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Built on by
Citing papers per year: 2025: 5; 2026: 3.
8 papers.
- 2025Fun-ASR Technical Reportcited by 19
- 2025ContextASR-Bench: A Massive Contextual Speech Recognition Benchmarkcited by 15
- 2025Adaptive Shared Experts with LoRA-Based Mixture of Experts for Multi-Task Learningcited by 3
- 2025ILT-Iterative LoRA Training through Focus-Feedback-Fix for Multilingual Speech Recognitioncited by 1
- 2025Listening, Imagining & Refining: A Heuristic Optimized ASR Correction Framework with LLMscited by 1
- 2026Dolphin-CN-Dialect: Where Chinese Dialects Mattercited by 1
- 2026Bridging the Stability-Expressivity Gap: Synthetic Data Scaling and Preference Alignment for Low-Resource Spoken Language Modelscited by 0
- 2026Evaluating Bias in Phoneme-Based Automatic Speech Recognition Systems: An Analysis of IPA Transcription Modelscited by 0
- 2026Evaluating Bias in Phoneme-Based Automatic Speech Recognition Systems: An Analysis of IPA Transcription Models10 Jun 2026
- 2026Dolphin-CN-Dialect: Where Chinese Dialects Matter9 May 2026
- 2026Bridging the Stability-Expressivity Gap: Synthetic Data Scaling and Preference Alignment for Low-Resource Spoken Language Models10 Apr 2026
- 2025Adaptive Shared Experts with LoRA-Based Mixture of Experts for Multi-Task Learning1 Oct 2025
- 2025Listening, Imagining & Refining: A Heuristic Optimized ASR Correction Framework with LLMs18 Sep 2025
- 2025Fun-ASR Technical Report15 Sep 2025
- 2025ILT-Iterative LoRA Training through Focus-Feedback-Fix for Multilingual Speech Recognition11 Jul 2025
- 2025ContextASR-Bench: A Massive Contextual Speech Recognition Benchmark8 Jul 2025