Are ASR foundation models generalized enough to capture features of regional dialects for low-resource languages?

arXiv — cs.CLTuesday, October 28, 2025 at 4:00:00 AM
A new study explores whether automatic speech recognition (ASR) foundation models can effectively capture features of regional dialects in low-resource languages, specifically focusing on Bengali. The research introduces a 78-hour annotated Bengali Speech-to-Text corpus named Ben-10, highlighting the challenges faced by ASR models when dealing with dialectal variations. This work is significant as it sheds light on the limitations of current ASR technologies and emphasizes the need for more inclusive models that can accommodate diverse linguistic features.
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