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Related papers: SUNAC: Source-aware Unified Neural Audio Codec

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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

Spatially selective active noise control (SSANC) hearables aim to attenuate noise from certain directions at the eardrum while preserving desired speech arriving from selected directions. Existing SSANC systems typically assume an accurate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-19 Tong Xiao , Reinhild Roden , Matthias Blau , Simon Doclo

We introduce BANC, a neural binaural audio codec designed for efficient speech compression in single and two-speaker scenarios while preserving the spatial location information of each speaker. Our key contributions are as follows: 1) The…

Sound · Computer Science 2024-11-26 Anton Ratnarajah , Shi-Xiong Zhang , Dong Yu

Neural audio codecs are initially introduced to compress audio data into compact codes to reduce transmission latency. Researchers recently discovered the potential of codecs as suitable tokenizers for converting continuous audio into…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-21 Haibin Wu , Xuanjun Chen , Yi-Cheng Lin , Kai-wei Chang , Ho-Lam Chung , Alexander H. Liu , Hung-yi Lee

Neural speech codecs aim to compress input signals into minimal bits while maintaining content quality in a low-latency manner. However, existing neural codecs often trade model complexity for reconstruction performance. These codecs…

Sound · Computer Science 2024-10-04 Yuzhe Gu , Enmao Diao

This paper presents PhoenixCodec, a comprehensive neural speech coding and decoding framework designed for extremely low-resource conditions. The proposed system integrates an optimized asymmetric frequency-time architecture, a Cyclical…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-24 Zixiang Wan , Haoran Zhao , Guochang Zhang , Runqiang Han , Jianqiang Wei , Yuexian Zou

Automatic Speaker Verification (ASV), increasingly used in security-critical applications, faces vulnerabilities from rising adversarial attacks, with few effective defenses available. In this paper, we propose a neural codec-based…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-10 Xuanjun Chen , Jiawei Du , Haibin Wu , Jyh-Shing Roger Jang , Hung-yi Lee

Neural codecs have become crucial to recent speech and audio generation research. In addition to signal compression capabilities, discrete codecs have also been found to enhance downstream training efficiency and compatibility with…

We present a scalable and efficient neural waveform coding system for speech compression. We formulate the speech coding problem as an autoencoding task, where a convolutional neural network (CNN) performs encoding and decoding as a neural…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-30 Kai Zhen , Jongmo Sung , Mi Suk Lee , Seungkwon Beak , Minje Kim

This paper proposes a novel framework for unsupervised audio source separation using a deep autoencoder. The characteristics of unknown source signals mixed in the mixed input is automatically by properly configured autoencoders implemented…

Sound · Computer Science 2014-12-24 Giljin Jang , Han-Gyu Kim , Yung-Hwan Oh

Large language models have revolutionized natural language processing through self-supervised pretraining on massive datasets. Inspired by this success, researchers have explored adapting these methods to speech by discretizing continuous…

Machine Learning · Computer Science 2025-10-28 Luca Della Libera , Francesco Paissan , Cem Subakan , Mirco Ravanelli

Several attempts have been made to handle multiple source separation tasks such as speech enhancement, speech separation, sound event separation, music source separation (MSS), or cinematic audio source separation (CASS) with a single…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-01 Kohei Saijo , Janek Ebbers , François G. Germain , Gordon Wichern , Jonathan Le Roux

Voice cloning is a highly desired feature for personalized speech interfaces. Neural network based speech synthesis has been shown to generate high quality speech for a large number of speakers. In this paper, we introduce a neural voice…

Computation and Language · Computer Science 2018-10-15 Sercan O. Arik , Jitong Chen , Kainan Peng , Wei Ping , Yanqi Zhou

Neural Speech Codecs face a fundamental trade-off at low bitrates: preserving acoustic fidelity often compromises semantic richness. To address this, we introduce SACodec, a novel codec built upon an asymmetric dual-quantizer that employs…

Sound · Computer Science 2025-12-25 Zhongren Dong , Bin Wang , Jing Han , Haotian Guo , Xiaojun Mo , Yimin Cao , Zixing Zhang

I developed a neural audio codec model based on the residual quantized variational autoencoder architecture. I train the model on the Slakh2100 dataset, a standard dataset for musical source separation, composed of multi-track audio. The…

Sound · Computer Science 2024-08-14 Leonardo Berti

The recent advancement of end-to-end neural audio codecs enables compressing audio at very low bitrates while reconstructing the output audio with high fidelity. Nonetheless, such improvements often come at the cost of increased model…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-25 Sunghwan Ahn , Beom Jun Woo , Min Hyun Han , Chanyeong Moon , Nam Soo Kim

Neural audio codecs are a fundamental component of modern generative audio pipelines. Although recent codecs achieve strong low-bitrate reconstruction and provide powerful representations for downstream tasks, most are non-streamable,…

Sound · Computer Science 2025-09-22 Luca Della Libera , Cem Subakan , Mirco Ravanelli

In this paper, we propose SemanticAC, a semantics-assisted framework for Audio Classification to better leverage the semantic information. Unlike conventional audio classification methods that treat class labels as discrete vectors, we…

Sound · Computer Science 2023-02-14 Yicheng Xiao , Yue Ma , Shuyan Li , Hantao Zhou , Ran Liao , Xiu Li

Current large speech language models are mainly based on semantic tokens from discretization of self-supervised learned representations and acoustic tokens from a neural codec, following a semantic-modeling and acoustic-synthesis paradigm.…

Sound · Computer Science 2025-10-16 Xue Jiang , Xiulian Peng , Yuan Zhang , Yan Lu

Recent advances in speech spoofing necessitate stronger verification mechanisms in neural speech codecs to ensure authenticity. Current methods embed numerical watermarks before compression and extract them from reconstructed speech for…

Sound · Computer Science 2024-12-30 Junzuo Zhou , Jiangyan Yi , Yong Ren , Jianhua Tao , Tao Wang , Chu Yuan Zhang