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cs.CL2024

SALSA: Speedy ASR-LLM Synchronous Aggregation

Ashish Mittal, Darshan Prabhu, Sunita Sarawagi +1

Harnessing pre-trained LLMs to improve ASR systems, particularly for low-resource languages, is now an emerging area of research. Existing methods range from using LLMs for ASR err…

cs.CL2024

Multi-Convformer: Extending Conformer with Multiple Convolution Kernels

Darshan Prabhu, Yifan Peng, Preethi Jyothi +1

Convolutions have become essential in state-of-the-art end-to-end Automatic Speech Recognition~(ASR) systems due to their efficient modelling of local context. Notably, its use in…

cs.CL2024

Improving Self-supervised Pre-training using Accent-Specific Codebooks

Darshan Prabhu, Abhishek Gupta, Omkar Nitsure +2

Speech accents present a serious challenge to the performance of state-of-the-art end-to-end Automatic Speech Recognition (ASR) systems. Even with self-supervised learning and pre-…

cs.CL2024

Efficient infusion of self-supervised representations in Automatic Speech Recognition

Darshan Prabhu, Sai Ganesh Mirishkar, Pankaj Wasnik

Self-supervised learned (SSL) models such as Wav2vec and HuBERT yield state-of-the-art results on speech-related tasks. Given the effectiveness of such models, it is advantageous t…

cs.CL2023

Accented Speech Recognition With Accent-specific Codebooks

Darshan Prabhu, Preethi Jyothi, Sriram Ganapathy +1

Speech accents pose a significant challenge to state-of-the-art automatic speech recognition (ASR) systems. Degradation in performance across underrepresented accents is a severe d…