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This paper investigates discrete and continuous speech representations in Large Language Model (LLM)-based Automatic Speech Recognition (ASR), organizing them by feature continuity and training approach into four categories: supervised and…

Computation and Language · Computer Science 2024-09-04 Yaoxun Xu , Shi-Xiong Zhang , Jianwei Yu , Zhiyong Wu , Dong Yu

We develop a large language model (LLM) based automatic speech recognition (ASR) system that can be contextualized by providing keywords as prior information in text prompts. We adopt decoder-only architecture and use our in-house LLM,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-14 Kento Nozawa , Takashi Masuko , Toru Taniguchi

Most end-to-end (E2E) speech recognition models are composed of encoder and decoder blocks that perform acoustic and language modeling functions. Pretrained large language models (LLMs) have the potential to improve the performance of E2E…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-04 Shaoshi Ling , Yuxuan Hu , Shuangbei Qian , Guoli Ye , Yao Qian , Yifan Gong , Ed Lin , Michael Zeng

Large language models (LLMs) are trained on text-only data that go far beyond the languages with paired speech and text data. At the same time, Dual Encoder (DE) based retrieval systems project queries and documents into the same embedding…

Computation and Language · Computer Science 2024-07-11 Frank Palma Gomez , Ramon Sanabria , Yun-hsuan Sung , Daniel Cer , Siddharth Dalmia , Gustavo Hernandez Abrego

Large language models (LLM) have demonstrated the ability to understand human language by leveraging large amount of text data. Automatic speech recognition (ASR) systems are often limited by available transcribed speech data and benefit…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-26 Prashanth Gurunath Shivakumar , Jari Kolehmainen , Aditya Gourav , Yi Gu , Ankur Gandhe , Ariya Rastrow , Ivan Bulyko

Multi-speaker automatic speech recognition (MS-ASR) faces significant challenges in transcribing overlapped speech, a task critical for applications like meeting transcription and conversational analysis. While serialized output training…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-09 Yuke Lin , Ming Cheng , Ze Li , Beilong Tang , Ming Li

Pre-trained models, especially self-supervised learning (SSL) models, have demonstrated impressive results in automatic speech recognition (ASR) task. While most applications of SSL models focus on leveraging continuous representations as…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-03 Zehan Li , Yan Yang , Xueqing Li , Jian Kang , Xiao-Lei Zhang , Jie Li

We present a joint Speech and Language Model (SLM), a multitask, multilingual, and dual-modal model that takes advantage of pretrained foundational speech and language models. SLM freezes the pretrained foundation models to maximally…

Large language models (LLMs) and large multimodal models (LMMs) have achieved unprecedented breakthrough, showcasing remarkable capabilities in natural language understanding, generation, and complex reasoning. This transformative potential…

Machine Learning · Computer Science 2025-10-24 Hyun Jong Yang , Hyunsoo Kim , Hyeonho Noh , Seungnyun Kim , Byonghyo Shim

While speech foundation models (SFMs) have demonstrated remarkable performance in audio-only tasks, their adaptation to multimodal scenarios remains underexplored. This work presents UASR-LLM, a novel framework that adapts frozen SFMs to…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-03 Jing-Xuan Zhang , Genshun Wan , Jin Li , Jianqing Gao , Duo Zhao , Zhen-Hua Ling

Speech Large Language Models (Speech LLMs) have emerged as a crucial paradigm in recent years, extending the capabilities of traditional LLMs to speech tasks such as automatic speech recognition (ASR) and spoken dialogue modeling. However,…

Computation and Language · Computer Science 2025-07-08 Phurich Saengthong , Boonnithi Jiaramaneepinit , Sheng Li , Manabu Okumura , Takahiro Shinozaki

Denoising language models (DLMs) have been proposed as a powerful alternative to traditional language models (LMs) for automatic speech recognition (ASR), motivated by their ability to use bidirectional context and adapt to a specific ASR…

Neural and Evolutionary Computing · Computer Science 2025-12-16 Dorian Koch , Albert Zeyer , Nick Rossenbach , Ralf Schlüter , Hermann Ney

Large language models (LLMs) exhibit remarkable performance across diverse tasks, indicating their potential for expansion into large speech-text models (LSMs) by integrating speech capabilities. Although unified speech-text pre-training…

Computation and Language · Computer Science 2024-10-15 Tengfei Yu , Xuebo Liu , Zhiyi Hou , Liang Ding , Dacheng Tao , Min Zhang

Multimodal Large Language Models (MLLMs) have demonstrated exceptional capabilities in high-level visual understanding. However, extending these models to fine-grained dense prediction tasks, such as semantic segmentation and depth…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Yi Li , Hongze Shen , Lexiang Tang , Xin Li , Xinpeng Ding , Yinsong Liu , Deqiang Jiang , Xing Sun , Xiaomeng Li

Transferring the knowledge of large language models (LLMs) is a promising technique to incorporate linguistic knowledge into end-to-end automatic speech recognition (ASR) systems. However, existing works only transfer a single…

Computation and Language · Computer Science 2023-12-27 Takuma Udagawa , Masayuki Suzuki , Gakuto Kurata , Masayasu Muraoka , George Saon

While large language models (LLMs) have been pre-trained on multilingual corpora, their performance still lags behind in most languages compared to a few resource-rich languages. One common approach to mitigate this issue is to translate…

Computation and Language · Computer Science 2024-02-20 Yuanchi Zhang , Yile Wang , Zijun Liu , Shuo Wang , Xiaolong Wang , Peng Li , Maosong Sun , Yang Liu

Automatic speech recognition (ASR) systems normally consist of an acoustic model (AM) and a language model (LM). The acoustic model estimates the probability distribution of text given the input speech, while the language model calibrates…

Computation and Language · Computer Science 2025-06-17 Qingliang Meng , Pengju Ren , Tian Li , Changsong Dai , Huizhi Liang

Multi-speaker automatic speech recognition (ASR) aims to transcribe conversational speech involving multiple speakers, requiring the model to capture not only what was said, but also who said it and sometimes when it was spoken. Recent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-27 Li Li , Ming Cheng , Weixin Zhu , Yannan Wang , Juan Liu , Ming Li

Speech Large Language Models (LLMs) that understand and follow instructions in many languages are useful for real-world interaction, but are difficult to train with supervised fine-tuning, requiring large, task-specific speech corpora.…

Computation and Language · Computer Science 2026-03-10 Shreyas Gopal , Donghang Wu , Ashutosh Anshul , Yeo Yue Heng , Yizhou Peng , Haoyang Li , Hexin Liu , Eng Siong Chng

Large Audio Language Models (LALMs) have emerged as powerful tools for speech-related tasks but remain underexplored for fine-tuning, especially with limited speech data. To bridge this gap, we systematically examine how different…

Sound · Computer Science 2026-01-22 Youngwon Choi , Jaeyoon Jung , Hyeonyu Kim , Huu-Kim Nguyen , Hwayeon Kim