Pseudo-Labeling for Domain-Agnostic Bangla Automatic Speech Recognition
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Abstract (arXiv)
One of the major challenges for developing automatic speech recognition (ASR) for low-resource languages is the limited access to labeled data with domain-specific variations. In this study, we propose a pseudo-labeling approach to develop a large-scale domain-agnostic ASR dataset. With the proposed methodology, we developed a 20k+ hours labeled Bangla speech dataset covering diverse topics, speaking styles, dialects, noisy environments, and conversational scenarios. We then exploited the developed corpus to design a conformer-based ASR system. We benchmarked the trained ASR with publicly available datasets and compared it with other available models. To investigate the efficacy, we designed and developed a human-annotated domain-agnostic test set composed of news, telephony, and conversational data among others. Our results demonstrate the efficacy of the model trained on psuedo-label data for the designed test-set along with publicly-available Bangla datasets. The experimental resources will be publicly available.(https://github.com/hishab-nlp/Pseudo-Labeling-for-Domain-Agnostic-Bangla-ASR)
Key facts. Cited by 4 papers in the map (data through 14 Oct 2026). Builds on 19 of its 31 references that are in the map. First posted on arXiv 6 Nov 2023.
Builds on
19 of 31 references.
References · 19
- 2020wav2vec 2.0: A Framework for Self-Supervised Learning of Speech Representationscited by 3,905
- 2021HuBERT: Self-Supervised Speech Representation Learning by Masked Prediction of Hidden Unitscited by 2,342
- 2020Conformer: Convolution-augmented Transformer for Speech Recognitioncited by 1,863
- 2019Common Voice: A Massively-Multilingual Speech Corpuscited by 1,384
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- 2019Self-Training for End-to-End Speech Recognitioncited by 129
- 2023End-to-End Speech Recognition: A Surveycited by 129
- 2023Fast Conformer with Linearly Scalable Attention for Efficient Speech Recognitioncited by 124
- 2020Iterative Pseudo-Labeling for Speech Recognitioncited by 83
7 more
- 2020Developing RNN-T Models Surpassing High-Performance Hybrid Models with Customization Capabilitycited by 63
- 2020SlimIPL: Language-Model-Free Iterative Pseudo-Labelingcited by 54
- 2021Towards One Model to Rule All: Multilingual Strategy for Dialectal Code-Switching Arabic ASRcited by 41
- 2021Kaizen: Continuously improving teacher using Exponential Moving Average for semi-supervised speech recognitioncited by 21
- 2023OOD-Speech: A Large Bengali Speech Recognition Dataset for Out-of-Distribution Benchmarkingcited by 9
- 2021Kosp2e: Korean Speech to English Translation Corpuscited by 7
- 2022Bangla-Wave: Improving Bangla Automatic Speech Recognition Utilizing N-gram Language Modelscited by 3
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Citing papers per year: 2024: 1; 2025: 2; 2026: 1.
4 papers.
- 2025TituLLMs: A Family of Bangla LLMs with Comprehensive Benchmarkingcited by 9
- 2024Empowering Low-Resource Language ASR via Large-Scale Pseudo Labelingcited by 5
- 2026Make It Hard to Hear, Easy to Learn: Long-Form Bengali ASR and Speaker Diarization via Extreme Augmentation and Perfect Alignmentcited by 1
- 2025BnTTS: Few-Shot Speaker Adaptation in Low-Resource Settingcited by 0
- 2026Make It Hard to Hear, Easy to Learn: Long-Form Bengali ASR and Speaker Diarization via Extreme Augmentation and Perfect Alignment26 Feb 2026
- 2025TituLLMs: A Family of Bangla LLMs with Comprehensive Benchmarking16 Feb 2025
- 2025BnTTS: Few-Shot Speaker Adaptation in Low-Resource Setting9 Feb 2025
- 2024Empowering Low-Resource Language ASR via Large-Scale Pseudo Labeling26 Aug 2024