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Large language models (LLMs) have significantly advanced audio processing through audio codecs that convert audio into discrete tokens, enabling the application of language modelling techniques to audio data. However, traditional codecs…

Sound · Computer Science 2024-12-02 Haohe Liu , Xuenan Xu , Yi Yuan , Mengyue Wu , Wenwu Wang , Mark D. Plumbley

Large language models (LLMs) have shown great promise for capturing contextual information in natural language processing tasks. We propose a novel approach to speaker diarization that incorporates the prowess of LLMs to exploit contextual…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-15 Tae Jin Park , Kunal Dhawan , Nithin Koluguri , Jagadeesh Balam

Modern Text-to-Speech (TTS) systems increasingly leverage Large Language Model (LLM) architectures to achieve scalable, high-fidelity, zero-shot generation. However, these systems typically rely on fixed-frame-rate acoustic tokenization,…

In this work, we introduce a framework for speech summarization that leverages the processing and reasoning capabilities of large language models (LLMs). We propose an end-to-end system that combines an instruction-tuned LLM with an audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-16 Wonjune Kang , Deb Roy

Large language models (LLMs), endowed with exceptional reasoning capabilities, are adept at discerning profound user interests from historical behaviors, thereby presenting a promising avenue for the advancement of recommendation systems.…

Information Retrieval · Computer Science 2024-12-19 Guanghan Li , Xun Zhang , Yufei Zhang , Yifan Yin , Guojun Yin , Wei Lin

While model architecture and training objectives are well-studied, tokenization, particularly in multilingual contexts, remains a relatively neglected aspect of Large Language Model (LLM) development. Existing tokenizers often exhibit high…

Speech separation (SS) has advanced significantly with neural network-based methods, showing improved performance on signal-level metrics. However, these methods often struggle to maintain speech intelligibility in the separated signals,…

Sound · Computer Science 2026-01-28 Tianhua Li , Chenda Li , Wei Wang , Xin Zhou , Xihui Chen , Jianqing Gao , Yanmin Qian

Language models have been effectively applied to modeling natural signals, such as images, video, speech, and audio. A crucial component of these models is the codec tokenizer, which compresses high-dimensional natural signals into…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-26 Shengpeng Ji , Ziyue Jiang , Wen Wang , Yifu Chen , Minghui Fang , Jialong Zuo , Qian Yang , Xize Cheng , Zehan Wang , Ruiqi Li , Ziang Zhang , Xiaoda Yang , Rongjie Huang , Yidi Jiang , Qian Chen , Siqi Zheng , Zhou Zhao

Prevalent semantic speech tokenizers, designed to capture linguistic content, are surprisingly fragile. We find they are not robust to meaning-irrelevant acoustic perturbations; even at high Signal-to-Noise Ratios (SNRs) where speech is…

Computation and Language · Computer Science 2026-04-15 Yuhan Song , Linhao Zhang , Chuhan Wu , Aiwei Liu , Wei Jia , Houfeng Wang , Xiao Zhou

With the emergence of neural audio codecs, which encode multiple streams of discrete tokens from audio, large language models have recently gained attention as a promising approach for zero-shot Text-to-Speech (TTS) synthesis. Despite the…

Audio and Speech Processing · Electrical Eng. & Systems 2024-04-04 Jaehyeon Kim , Keon Lee , Seungjun Chung , Jaewoong Cho

Self-supervised speech models (S3Ms) have become an effective backbone for speech applications. Various analyses suggest that S3Ms encode linguistic properties. In this work, we seek a more fine-grained analysis of the word-level linguistic…

Computation and Language · Computer Science 2024-06-14 Kwanghee Choi , Ankita Pasad , Tomohiko Nakamura , Satoru Fukayama , Karen Livescu , Shinji Watanabe

Audio tokenizers are fundamental to unifying audio understanding and generation. Understanding requires high-level semantics, while generation demands semantic and acoustic details. Existing unified tokenizers jointly encode both in…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-28 Zhisheng Zhang , Xiang Li , Yixuan Zhou , Jing Peng , Guoyang Zeng , Zhiyong Wu

Natural language is composed of words, but modern large language models (LLMs) process sub-words as input. A natural question raised by this discrepancy is whether LLMs encode words internally, and if so how. We present evidence that LLMs…

Computation and Language · Computer Science 2025-03-04 Guy Kaplan , Matanel Oren , Yuval Reif , Roy Schwartz

With the rapid progress of speech language models (SLMs), discrete speech tokens have emerged as a core interface between speech and text, enabling unified modeling across modalities. Recent speech tokenization approaches aim to isolate…

Computation and Language · Computer Science 2025-06-23 Daejin Jo , Jeeyoung Yun , Byungseok Roh , Sungwoong Kim

Spoken language models (SLMs) have gained increasing attention with advancements in text-based, decoder-only language models. SLMs process text and speech, enabling simultaneous speech understanding and generation. This paper presents…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-01 Heng-Jui Chang , Hongyu Gong , Changhan Wang , James Glass , Yu-An Chung

Large Audio Language Models (LALMs) have emerged with strong performance across diverse audio understanding tasks and can be further enhanced by neural audio codecs. Transitioning from multi-layer residual vector quantizers to a…

Sound · Computer Science 2025-12-05 Jingyi Li , Zhiyuan Zhao , Zhisheng Zhang , Yunfei Liu , Lijian Lin , Ye Zhu , Jiahao Wu , Qiuqiang Kong , Yu Li

Modern tokenizers employ deterministic algorithms to map text into a single "canonical" token sequence, yet the same string can be encoded as many non-canonical tokenizations using the tokenizer vocabulary. In this work, we investigate the…

Computation and Language · Computer Science 2026-02-04 Brian Siyuan Zheng , Alisa Liu , Orevaoghene Ahia , Jonathan Hayase , Yejin Choi , Noah A. Smith

While existing speech audio codecs designed for compression exploit limited forms of temporal redundancy and allow for multi-scale representations, they tend to represent all features of audio in the same way. In contrast, generative voice…

Sound · Computer Science 2025-09-22 Ryan Collette , Ross Greenwood , Serena Nicoll

Sound symbolism is a linguistic concept that refers to non-arbitrary associations between phonetic forms and their meanings. We suggest that this can be a compelling probe into how Multimodal Large Language Models (MLLMs) interpret auditory…

Computation and Language · Computer Science 2026-03-20 Jinhong Jeong , Sunghyun Lee , Jaeyoung Lee , Seonah Han , Youngjae Yu

Speech language models (SpeechLMs) accept speech input and produce speech output, allowing for more natural human-computer interaction compared to text-based large language models (LLMs). Traditional approaches for developing SpeechLMs are…

Computation and Language · Computer Science 2024-12-03 Aohan Zeng , Zhengxiao Du , Mingdao Liu , Lei Zhang , Shengmin Jiang , Yuxiao Dong , Jie Tang