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Recent advancements in discrete token-based speech generation have highlighted the importance of token-to-waveform generation for audio quality, particularly in real-time interactions. Traditional frameworks integrating semantic tokens with…

Sound · Computer Science 2025-07-02 Dake Guo , Jixun Yao , Linhan Ma , He Wang , Lei Xie

Neural speech codecs have gained great attention for their outstanding reconstruction with discrete token representations. It is a crucial component in generative tasks such as speech coding and large language models (LLM). However, most…

Sound · Computer Science 2025-07-01 Youqiang Zheng , Weiping Tu , Yueteng Kang , Jie Chen , Yike Zhang , Li Xiao , Yuhong Yang , Long Ma

Visually-guided acoustic highlighting seeks to rebalance audio in alignment with the accompanying video, creating a coherent audio-visual experience. While visual saliency and enhancement have been widely studied, acoustic highlighting…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-05 Hugo Malard , Gael Le Lan , Daniel Wong , David Lou Alon , Yi-Chiao Wu , Sanjeel Parekh

In voice conversion (VC) applications, diffusion and flow-matching models have exhibited exceptional speech quality and speaker similarity performances. However, they are limited by slow conversion owing to their iterative inference.…

Sound · Computer Science 2026-02-23 Takuhiro Kaneko , Hirokazu Kameoka , Kou Tanaka , Yuto Kondo

Conversational speech often consists of deviations from the speech plan, producing disfluent utterances that affect downstream NLP tasks. Removing these disfluencies is necessary to create fluent and coherent speech. This paper presents…

Computation and Language · Computer Science 2023-05-29 Vineet Bhat , Preethi Jyothi , Pushpak Bhattacharyya

This study examines pitch contours as a unifying semantic construct prevalent across various audio domains including music, speech, bioacoustics, and everyday sounds. Analyzing pitch contours offers insights into the universal role of pitch…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-26 Jakob Abeßer , Simon Schwär , Meinard Müller

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

Large language models perform well in short text generation but still struggle with long text generation, particularly under complex constraints. Such tasks involve multiple tightly coupled objectives, including global structural…

Computation and Language · Computer Science 2026-03-06 Yifan Zhu , Guanting Chen , Bing Wei , Haoran Luo

Sound morphing is the process of gradually and smoothly transforming one sound into another to generate novel and perceptually hybrid sounds that simultaneously resemble both. Recently, diffusion-based text-to-audio models have produced…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-15 Purnima Kamath , Chitralekha Gupta , Suranga Nanayakkara

We present StreamVC, a streaming voice conversion solution that preserves the content and prosody of any source speech while matching the voice timbre from any target speech. Unlike previous approaches, StreamVC produces the resulting…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-09 Yang Yang , Yury Kartynnik , Yunpeng Li , Jiuqiang Tang , Xing Li , George Sung , Matthias Grundmann

Speech is a scalable and non-invasive biomarker for early mental health screening. However, widely used depression datasets like DAIC-WOZ exhibit strong coupling between linguistic sentiment and diagnostic labels, encouraging models to…

Computation and Language · Computer Science 2026-01-05 Yuxin Li , Xiangyu Zhang , Yifei Li , Zhiwei Guo , Haoyang Zhang , Eng Siong Chng , Cuntai Guan

Flow matching as a paradigm of generative model achieves notable success across various domains. However, existing methods use either multi-round training or knowledge within minibatches, posing challenges in finding a favorable coupling…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Siyu Xing , Jie Cao , Huaibo Huang , Haichao Shi , Xiao-Yu Zhang

In this paper, we introduce V2SFlow, a novel Video-to-Speech (V2S) framework designed to generate natural and intelligible speech directly from silent talking face videos. While recent V2S systems have shown promising results on constrained…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Jeongsoo Choi , Ji-Hoon Kim , Jinyu Li , Joon Son Chung , Shujie Liu

Modern audio generation predominantly relies on latent-space compression, introducing additional complexity and potential information loss. In this work, we challenge this paradigm with WavFlow, a framework that generates high-fidelity…

Despite rapid progress in text-to-speech (TTS), open-source systems still lack truly instruction-following, fine-grained control over core speech attributes (e.g., pitch, speaking rate, age, emotion, and style). We present VoiceSculptor, an…

Speech enhancement involves the distinction of a target speech signal from an intrusive background. Although generative approaches using Variational Autoencoders or Generative Adversarial Networks (GANs) have increasingly been used in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-17 Martin Strauss , Bernd Edler

Waves, such as light and sound, inherently bounce and mix due to multiple scattering induced by the complex material objects that surround us. This scattering process severely scrambles the information carried by waves, challenging…

Sound · Computer Science 2023-04-18 Ali Momeni , Xinxin Guo , Herve Lissek , Romain Fleury

This paper introduces a novel neural network-based speech coding system that can process noisy speech effectively. The proposed source-aware neural audio coding (SANAC) system harmonizes a deep autoencoder-based source separation model and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-11 Haici Yang , Kai Zhen , Seungkwon Beack , Minje Kim

We propose a novel pitch estimation technique called DeepF0, which leverages the available annotated data to directly learns from the raw audio in a data-driven manner. F0 estimation is important in various speech processing and music…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-15 Satwinder Singh , Ruili Wang , Yuanhang Qiu

Learning to localize the sound source in videos without explicit annotations is a novel area of audio-visual research. Existing work in this area focuses on creating attention maps to capture the correlation between the two modalities to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Dennis Fedorishin , Deen Dayal Mohan , Bhavin Jawade , Srirangaraj Setlur , Venu Govindaraju