English
Related papers

Related papers: MBCodec:Thorough disentangle for high-fidelity aud…

200 papers

Neural audio codecs and autoencoders have emerged as versatile models for audio compression, transmission, feature-extraction, and latent-space generation. However, a key limitation is that most are trained to maximize reconstruction…

Sound · Computer Science 2025-09-10 Dimitrios Bralios , Jonah Casebeer , Paris Smaragdis

Recent advancements in end-to-end neural speech codecs enable compressing audio at extremely low bitrates while maintaining high-fidelity reconstruction. Meanwhile, low computational complexity and low latency are crucial for real-time…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Leyan Yang , Ronghui Hu , Yang Xu , Jing Lu

Speech tokenizers serve as foundational components for speech language models, yet current designs exhibit several limitations, including: 1) dependence on multi-layer residual vector quantization structures or high frame rates, 2) reliance…

Sound · Computer Science 2025-08-26 Yuancheng Wang , Dekun Chen , Xueyao Zhang , Junan Zhang , Jiaqi Li , Zhizheng Wu

We propose a novel two-stage text-to-speech (TTS) framework with two types of discrete tokens, i.e., semantic and acoustic tokens, for high-fidelity speech synthesis. It features two core components: the Interpreting module, which processes…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-26 Joun Yeop Lee , Myeonghun Jeong , Minchan Kim , Ji-Hyun Lee , Hoon-Young Cho , Nam Soo Kim

Adapting decoder-only multimodal large language models (MLLMs) for unified multimodal retrieval faces two structural gaps. First, existing methods rely on implicit pooling, which overloads the hidden state of a standard vocabulary token…

Voice communication in bandwidth-constrained environments--maritime, satellite, and tactical networks--remains prohibitively expensive. Traditional codecs struggle below 1 kbps, while existing semantic approaches (STT-TTS) sacrifice prosody…

Sound · Computer Science 2025-12-04 Siyu Wang , Haitao Li , Donglai Zhu

Language models (LMs) have recently flourished in natural language processing and computer vision, generating high-fidelity texts or images in various tasks. In contrast, the current speech generative models are still struggling regarding…

Sound · Computer Science 2023-10-13 Xinfa Zhu , Yuanjun Lv , Yi Lei , Tao Li , Wendi He , Hongbin Zhou , Heng Lu , Lei Xie

Neural audio codecs are widely used for audio compression and can be integrated into token-based language models. Traditional codecs preserve acoustic details well but lack semantic information. Recent hybrid codecs attempt to incorporate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-09 Kaiyuan Zhang , Mohan Shi , Eray Eren , Natarajan Balaji Shankar , Zilai Wang , Abeer Alwan

Neural audio codecs have significantly advanced audio compression by efficiently converting continuous audio signals into discrete tokens. These codecs preserve high-quality sound and enable sophisticated sound generation through generative…

Sound · Computer Science 2025-02-12 Xiaoyu Bie , Xubo Liu , Gaël Richard

This paper targets a new scenario that integrates speech separation with speech compression, aiming to disentangle multiple speakers while producing discrete representations for efficient transmission or storage, with applications in online…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-21 Hui-Peng Du , Yang Ai , Xiao-Hang Jiang , Rui-Chen Zheng , Zhen-Hua Ling

The emergence of multi-codebook neutral audio codecs such as Residual Vector Quantization (RVQ) and Group Vector Quantization (GVQ) has significantly advanced Large-Language-Model (LLM) based Text-to-Speech (TTS) systems. These codecs are…

Sound · Computer Science 2025-05-26 Rui Wang , Qianguo Sun , Tianrong Chen , Zhiyun Zeng , Junlong Wu , Jiaxing Zhang

Video-to-Speech (VTS) generation aims to synthesize speech from a silent video without auditory signals. However, existing VTS methods disregard the hierarchical nature of speech, which spans coarse speaker-aware semantics to fine-grained…

Sound · Computer Science 2026-04-20 Jiaxin Ye , Gaoxiang Cong , Chenhui Wang , Xin-Cheng Wen , Zhaoyang Li , Boyuan Cao , Hongming Shan

We present SoundStream, a novel neural audio codec that can efficiently compress speech, music and general audio at bitrates normally targeted by speech-tailored codecs. SoundStream relies on a model architecture composed by a fully…

Sound · Computer Science 2021-07-08 Neil Zeghidour , Alejandro Luebs , Ahmed Omran , Jan Skoglund , Marco Tagliasacchi

Inspired by the success of deep neural networks (DNNs) in speech processing, this paper presents Deep Vocoder, a direct end-to-end low bit rate speech compression method with deep autoencoder (DAE). In Deep Vocoder, DAE is used for…

Multimedia · Computer Science 2019-05-15 Gang Min , Changqing Zhang , Xiongwei Zhang , Wei Tan

Neural audio codecs, leveraging quantization algorithms, have significantly impacted various speech/audio tasks. While high-fidelity reconstruction is paramount for human perception, audio coding for machines (ACoM) prioritizes efficient…

Sound · Computer Science 2025-08-06 Anastasia Kuznetsova , Inseon Jang , Wootaek Lim , Minje Kim

Recent Text-to-Speech (TTS) systems trained on reading or acted corpora have achieved near human-level naturalness. The diversity of human speech, however, often goes beyond the coverage of these corpora. We believe the ability to handle…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-09 Li-Wei Chen , Shinji Watanabe , Alexander Rudnicky

Zero-shot multi-speaker Text-to-Speech (TTS) generates target speaker voices given an input text and the corresponding speaker embedding. In this work, we investigate the effectiveness of the TTS reconstruction objective to improve…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-23 Jaejin Cho , Piotr Zelasko , Jesus Villalba , Shinji Watanabe , Najim Dehak

We propose TQCodec, a neural audio codec designed for high-bitrate, high-fidelity music streaming. Unlike existing neural codecs that primarily target ultra-low bitrates (<= 16kbps), TQCodec operates at 44.1 kHz and supports bitrates from…

Recently, end-to-end multi-speaker text-to-speech (TTS) systems gain success in the situation where a lot of high-quality speech plus their corresponding transcriptions are available. However, laborious paired data collection processes…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-05 Tao Tu , Yuan-Jui Chen , Alexander H. Liu , Hung-yi Lee

Deep-learning based methods have shown their advantages in audio coding over traditional ones but limited attention has been paid on real-time communications (RTC). This paper proposes the TFNet, an end-to-end neural speech codec with low…

Sound · Computer Science 2022-02-16 Xue Jiang , Xiulian Peng , Chengyu Zheng , Huaying Xue , Yuan Zhang , Yan Lu