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Language models (LMs) have shown superior performances in various speech generation tasks recently, demonstrating their powerful ability for semantic context modeling. Given the intrinsic similarity between speech generation and speech…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-09 Ziqian Wang , Xinfa Zhu , Zihan Zhang , YuanJun Lv , Ning Jiang , Guoqing Zhao , Lei Xie

A Prompt-based Text-To-Speech model allows a user to control different aspects of speech, such as speaking rate and perceived gender, through natural language instruction. Although user-friendly, such approaches are on one hand constrained:…

Computation and Language · Computer Science 2025-07-14 Atli Sigurgeirsson , Simon King

Tokenising continuous speech into sequences of discrete tokens and modelling them with language models (LMs) has led to significant success in text-to-speech (TTS) synthesis. Although these models can generate speech with high quality and…

Sound · Computer Science 2024-08-30 Zehai Tu , Guangyan Zhang , Yiting Lu , Adaeze Adigwe , Simon King , Yiwen Guo

We introduce AudioLM, a framework for high-quality audio generation with long-term consistency. AudioLM maps the input audio to a sequence of discrete tokens and casts audio generation as a language modeling task in this representation…

Autoregressive next-token prediction with the Transformer decoder has become a de facto standard in large language models (LLMs), achieving remarkable success in Natural Language Processing (NLP) at scale. Extending this paradigm to audio…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-15 Shu-wen Yang , Byeonggeun Kim , Kuan-Po Huang , Qingming Tang , Huy Phan , Bo-Ru Lu , Harsha Sundar , Shalini Ghosh , Hung-yi Lee , Chieh-Chi Kao , Chao Wang

In speech processing pipelines, improving the quality and intelligibility of real-world recordings is crucial. While supervised regression is the primary method for speech enhancement, audio tokenization is emerging as a promising…

Sound · Computer Science 2025-07-18 Luca Della Libera , Cem Subakan , Mirco Ravanelli

Variational autoencoders (VAEs) are essential tools in end-to-end representation learning. However, the sequential text generation common pitfall with VAEs is that the model tends to ignore latent variables with a strong auto-regressive…

Machine Learning · Computer Science 2021-02-26 Yang Zhao , Ping Yu , Suchismit Mahapatra , Qinliang Su , Changyou Chen

In the domain of unsupervised learning most work on speech has focused on discovering low-level constructs such as phoneme inventories or word-like units. In contrast, for written language, where there is a large body of work on…

Computation and Language · Computer Science 2018-10-29 Grzegorz Chrupała , Lieke Gelderloos , Ákos Kádár , Afra Alishahi

Deep generative models have been wildly successful at learning coherent latent representations for continuous data such as video and audio. However, generative modeling of discrete data such as arithmetic expressions and molecular…

Machine Learning · Statistics 2017-03-07 Matt J. Kusner , Brooks Paige , José Miguel Hernández-Lobato

Large, pre-trained representation models trained using self-supervised learning have gained popularity in various fields of machine learning because they are able to extract high-quality salient features from input data. As such, they have…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-16 Hejung Yang , Hong-Goo Kang

Learning to generate fluent natural language from structured data with neural networks has become an common approach for NLG. This problem can be challenging when the form of the structured data varies between examples. This paper presents…

Computation and Language · Computer Science 2018-10-12 Sebastian Gehrmann , Falcon Z. Dai , Henry Elder , Alexander M. Rush

The rapid advancement of speech generation technologies in the era of large language models (LLMs) has established discrete speech tokens as a foundational paradigm for speech representation. These tokens, characterized by their discrete,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-15 Yiwei Guo , Zhihan Li , Hankun Wang , Bohan Li , Chongtian Shao , Hanglei Zhang , Chenpeng Du , Xie Chen , Shujie Liu , Kai Yu

While signal conversion and disentangled representation learning have shown promise for manipulating data attributes across domains such as audio, image, and multimodal generation, existing approaches, especially for speech style…

Sound · Computer Science 2025-10-10 Jonathan Svirsky , Ofir Lindenbaum , Uri Shaham

Accent normalization converts foreign-accented speech into native-like speech while preserving speaker identity. We propose a novel pipeline using self-supervised discrete tokens and non-parallel training data. The system extracts tokens…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-24 Qibing Bai , Sho Inoue , Shuai Wang , Zhongjie Jiang , Yannan Wang , Haizhou Li

Integrating audio comprehension and generation into large language models (LLMs) remains challenging due to the continuous nature of audio and the resulting high sampling rates. Here, we introduce a novel approach that combines Variational…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-31 Shivam Mehta , Nebojsa Jojic , Hannes Gamper

Generative Spoken Language Modeling research focuses on optimizing speech Language Models (LMs) using raw audio recordings without accessing any textual supervision. Such speech LMs usually operate over discrete units obtained from…

Computation and Language · Computer Science 2023-05-30 Itai Gat , Felix Kreuk , Tu Anh Nguyen , Ann Lee , Jade Copet , Gabriel Synnaeve , Emmanuel Dupoux , Yossi Adi

Learning the latent representation of data in unsupervised fashion is a very interesting process that provides relevant features for enhancing the performance of a classifier. For speech emotion recognition tasks, generating effective…

Sound · Computer Science 2020-07-29 Siddique Latif , Rajib Rana , Junaid Qadir , Julien Epps

Recent advances in explainable recommendations have explored the integration of language models to analyze natural language rationales for user-item interactions. Despite their potential, existing methods often rely on ID-based…

Machine Learning · Computer Science 2025-12-18 Xinshun Feng , Mingzhe Liu , Yi Qiao , Tongyu Zhu , Leilei Sun , Shuai Wang

Unlike human speakers, typical text-to-speech (TTS) systems are unable to produce multiple distinct renditions of a given sentence. This has previously been addressed by adding explicit external control. In contrast, generative models are…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-04 Zack Hodari , Oliver Watts , Simon King

Recent studies have explored the use of deep generative models of speech spectra based of variational autoencoders (VAEs), combined with unsupervised noise models, to perform speech enhancement. These studies developed iterative algorithms…

Sound · Computer Science 2019-05-15 Manuel Pariente , Antoine Deleforge , Emmanuel Vincent