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Incremental Decoding is an effective framework that enables the use of an offline model in a simultaneous setting without modifying the original model, making it suitable for Low-Latency Simultaneous Speech Translation. However, this…

计算与语言 · 计算机科学 2024-01-12 Jiaxin Guo , Zhanglin Wu , Zongyao Li , Hengchao Shang , Daimeng Wei , Xiaoyu Chen , Zhiqiang Rao , Shaojun Li , Hao Yang

Background: Speech and language pathologists (SLPs) often relyon judgements of speech fluency for diagnosing or monitoringpatients with aphasia. However, such subjective methods havebeen criticised for their lack of reliability and their…

计算与语言 · 计算机科学 2023-08-10 Lionel Fontan , Typhanie Prince , Aleksandra Nowakowska , Halima Sahraoui , Silvia Martinez-Ferreiro

Voice conversion is a common speech synthesis task which can be solved in different ways depending on a particular real-world scenario. The most challenging one often referred to as one-shot many-to-many voice conversion consists in copying…

声音 · 计算机科学 2022-08-05 Vadim Popov , Ivan Vovk , Vladimir Gogoryan , Tasnima Sadekova , Mikhail Kudinov , Jiansheng Wei

Recent advances in image generation have made diffusion models powerful tools for creating high-quality images. However, their iterative denoising process makes understanding and interpreting their semantic latent spaces more challenging…

计算与语言 · 计算机科学 2024-11-06 E. Zhixuan Zeng , Yuhao Chen , Alexander Wong

Emotional talking head generation has attracted growing attention. Previous methods, which are mainly GAN-based, still struggle to consistently produce satisfactory results across diverse emotions and cannot conveniently specify…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Yifeng Ma , Shiwei Zhang , Jiayu Wang , Xiang Wang , Yingya Zhang , Zhidong Deng

An asynchronous Brain--Computer Interface (BCI) based on imagined speech is a tool that allows to control an external device or to emit a message at the moment the user desires to by decoding EEG signals of imagined speech. In order to…

人机交互 · 计算机科学 2021-05-11 Tonatiuh Hernández-Del-Toro , Carlos A. Reyes-García , Luis Villaseñor-Pineda

Diffusion models have recently shown promise in offline RL. However, these methods often suffer from high training costs and slow convergence, particularly when using transformer-based denoising backbones. While several optimization…

机器学习 · 计算机科学 2025-06-23 Zhiying Qiu , Tao Lin

In this work, we build upon our previous publication and use diffusion-based generative models for speech enhancement. We present a detailed overview of the diffusion process that is based on a stochastic differential equation and delve…

音频与语音处理 · 电气工程与系统科学 2025-10-14 Julius Richter , Simon Welker , Jean-Marie Lemercier , Bunlong Lay , Timo Gerkmann

Deep learning based end-to-end multi-channel speech enhancement methods have achieved impressive performance by leveraging sub-band, cross-band, and spatial information. However, these methods often demand substantial computational…

音频与语音处理 · 电气工程与系统科学 2025-02-18 Yaokai Zhang , Hanchen Pei , Wanqi Wang , Gongping Huang

The goal of this paper is to generate realistic audio with a lightweight and fast diffusion-based vocoder, named FreGrad. Our framework consists of the following three key components: (1) We employ discrete wavelet transform that decomposes…

音频与语音处理 · 电气工程与系统科学 2024-01-19 Tan Dat Nguyen , Ji-Hoon Kim , Youngjoon Jang , Jaehun Kim , Joon Son Chung

With recent advances in embodied agents and AR devices, egocentric observations are readily available as input for real-world interactive online applications. However, egocentric viewpoints can only sporadically observe hands, in addition…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Inwoo Hwang , Donggeun Lim , Hojun Jang , Young Min Kim

Audio-visual speech enhancement system is regarded to be one of promising solutions for isolating and enhancing speech of desired speaker. Conventional methods focus on predicting clean speech spectrum via a naive convolution neural network…

音频与语音处理 · 电气工程与系统科学 2022-09-28 Xinmeng Xu , Jianjun Hao

Current speech language models generate responses directly without explicit reasoning, leading to errors that cannot be corrected once audio is produced. We introduce \textbf{``Silent Thought, Spoken Answer''} -- a paradigm where speech…

计算与语言 · 计算机科学 2026-02-02 Yuxuan Lou , Ziming Wu , Yaochen Wang , Yong Liu , Yingxuan Ren , Fuming Lai , Shaobing Lian , Jie Tang , Yang You

The latest advances in artificial intelligence (AI) present many unprecedented opportunities to achieve much improved bandwidth saving in communications. Unlike conventional communication systems focusing on packet transport, rich datasets…

机器学习 · 计算机科学 2023-12-07 Achintha Wijesinghe , Songyang Zhang , Suchinthaka Wanninayaka , Weiwei Wang , Zhi Ding

As a class of generative artificial intelligence frameworks inspired by statistical physics, diffusion models have shown extraordinary performance in synthesizing complicated data distributions through a denoising process gradually guided…

机器学习 · 计算机科学 2026-04-23 Fangjun Hu , Guangkuo Liu , Yifan F. Zhang , Xun Gao

We propose Context Diffusion, a diffusion-based framework that enables image generation models to learn from visual examples presented in context. Recent work tackles such in-context learning for image generation, where a query image is…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Ivona Najdenkoska , Animesh Sinha , Abhimanyu Dubey , Dhruv Mahajan , Vignesh Ramanathan , Filip Radenovic

Diffusion models have shown promising results in speech enhancement, using a task-adapted diffusion process for the conditional generation of clean speech given a noisy mixture. However, at test time, the neural network used for score…

音频与语音处理 · 电气工程与系统科学 2024-01-17 Bunlong Lay , Jean-Marie Lemercier , Julius Richter , Timo Gerkmann

Diffusion models has emerged as a powerful framework for tasks like image controllable generation and dense prediction. However, existing models often struggle to capture underlying semantics (e.g., edges, textures, shapes) and effectively…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Zhong Ji , Weilong Cao , Yan Zhang , Yanwei Pang , Jungong Han , Xuelong Li

Advancements in artificial intelligence and machine learning have significantly improved synthetic speech generation. This paper explores diffusion models, a novel method for creating realistic synthetic speech. We create a diffusion…

密码学与安全 · 计算机科学 2025-01-15 Anton Firc , Kamil Malinka , Petr Hanáček

Reverberation, which is generally caused by sound reflections from walls, ceilings, and floors, can result in severe performance degradation of acoustic applications. Due to a complicated combination of attenuation and time-delay effects,…

声音 · 计算机科学 2018-02-20 Wei-Jen Lee , Syu-Siang Wang , Fei Chen , Xugang Lu , Shao-Yi Chien , Yu Tsao