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Target speech extraction (TSE) aims to recover a target speaker's voice from a mixture. While recent text-prompted approaches have shown promise, most approaches assume fully overlapped mixtures, limiting insight into behavior across…

声音 · 计算机科学 2026-03-24 Ro-hoon Oh , Jihwan Seol , Bugeun Kim

Audio diffusion models can synthesize a wide variety of sounds. Existing models often operate on the latent domain with cascaded phase recovery modules to reconstruct waveform. This poses challenges when generating high-fidelity audio. In…

声音 · 计算机科学 2023-11-21 Ge Zhu , Yutong Wen , Marc-André Carbonneau , Zhiyao Duan

This paper introduces a multi-stage self-directed framework designed to address the spatial semantic segmentation of sound scene (S5) task in the DCASE 2025 Task 4 challenge. This framework integrates models focused on three distinct tasks:…

音频与语音处理 · 电气工程与系统科学 2025-09-18 Younghoo Kwon , Dongheon Lee , Dohwan Kim , Jung-Woo Choi

Stereo matching is a significant part in many computer vision tasks and driving-based applications. Recently cost volume-based methods have achieved great success benefiting from the rich geometry information in paired images. However, the…

计算机视觉与模式识别 · 计算机科学 2023-08-31 Dian Zheng , Xiao-Ming Wu , Zuhao Liu , Jingke Meng , Wei-shi Zheng

Recent research has focused on designing neural samplers that amortize the process of sampling from unnormalized densities. However, despite significant advancements, they still fall short of the state-of-the-art MCMC approach, Parallel…

Diffusion models are a new class of generative models that have shown outstanding performance in image generation literature. As a consequence, studies have attempted to apply diffusion models to other tasks, such as speech enhancement. A…

音频与语音处理 · 电气工程与系统科学 2024-10-10 Philippe Gonzalez , Zheng-Hua Tan , Jan Østergaard , Jesper Jensen , Tommy Sonne Alstrøm , Tobias May

Diffusion models have emerged as a dominant framework for generative modeling, but their mathematical foundations are often presented separately through diffusion probabilistic models, score-based modeling, stochastic differential…

机器学习 · 计算机科学 2026-05-29 Jiayi Fu , Yuxia Wang

Diffusion probabilistic models (DPMs) have exhibited excellent performance for high-fidelity image generation while suffering from inefficient sampling. Recent works accelerate the sampling procedure by proposing fast ODE solvers that…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Kaiwen Zheng , Cheng Lu , Jianfei Chen , Jun Zhu

The Diffusion Probabilistic Model (DPM) has recently gained popularity in the field of computer vision, thanks to its image generation applications, such as Imagen, Latent Diffusion Models, and Stable Diffusion, which have demonstrated…

图像与视频处理 · 电气工程与系统科学 2023-12-27 Junde Wu , Wei Ji , Huazhu Fu , Min Xu , Yueming Jin , Yanwu Xu

Audio-Visual Target Speaker Extraction (AV-TSE) aims to mimic the human ability to enhance auditory perception using visual cues. Although numerous models have been proposed recently, most of them estimate target signals by primarily…

声音 · 计算机科学 2025-04-02 Wenxuan Wu , Xueyuan Chen , Shuai Wang , Jiadong Wang , Lingwei Meng , Xixin Wu , Helen Meng , Haizhou Li

Diffusion Probabilistic Models (DPMs) have achieved considerable success in generation tasks. As sampling from DPMs is equivalent to solving diffusion SDE or ODE which is time-consuming, numerous fast sampling methods built upon improved…

机器学习 · 计算机科学 2025-06-26 Shuchen Xue , Mingyang Yi , Weijian Luo , Shifeng Zhang , Jiacheng Sun , Zhenguo Li , Zhi-Ming Ma

We propose DAVIS, a Diffusion-based Audio-VIsual Separation framework that solves the audio-visual sound source separation task through generative learning. Existing methods typically frame sound separation as a mask-based regression…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Chao Huang , Susan Liang , Yapeng Tian , Anurag Kumar , Chenliang Xu

Target sound extraction consists of extracting the sound of a target acoustic event (AE) class from a mixture of AE sounds. It can be realized using a neural network that extracts the target sound conditioned on a 1-hot vector that…

音频与语音处理 · 电气工程与系统科学 2021-06-15 Marc Delcroix , Jorge Bennasar Vázquez , Tsubasa Ochiai , Keisuke Kinoshita , Shoko Araki

We propose a novel pipeline for the generation of synthetic ultrasound images via Denoising Diffusion Probabilistic Models (DDPMs) guided by cardiac semantic label maps. We show that these synthetic images can serve as a viable substitute…

图像与视频处理 · 电气工程与系统科学 2023-08-16 David Stojanovski , Uxio Hermida , Pablo Lamata , Arian Beqiri , Alberto Gomez

This report presents the comprehensive implementation, evaluation, and optimization of Denoising Diffusion Probabilistic Models (DDPMs) and Denoising Diffusion Implicit Models (DDIMs), which are state-of-the-art generative models. During…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jaineet Shah , Michael Gromis , Rickston Pinto

Ultrasound images are widespread in medical diagnosis for musculoskeletal, cardiac, and obstetrical imaging due to the efficiency and non-invasiveness of the acquisition methodology. However, the acquired images are degraded by acoustic…

图像与视频处理 · 电气工程与系统科学 2023-06-14 Hojat Asgariandehkordi , Sobhan Goudarzi , Adrian Basarab , Hassan Rivaz

We propose a simple, efficient, yet powerful framework for dense visual predictions based on the conditional diffusion pipeline. Our approach follows a "noise-to-map" generative paradigm for prediction by progressively removing noise from a…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Yuanfeng Ji , Zhe Chen , Enze Xie , Lanqing Hong , Xihui Liu , Zhaoqiang Liu , Tong Lu , Zhenguo Li , Ping Luo

Diffusion models, such as Stable Diffusion, have shown incredible performance on text-to-image generation. Since text-to-image generation often requires models to generate visual concepts with fine-grained details and attributes specified…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Xuehai He , Weixi Feng , Tsu-Jui Fu , Varun Jampani , Arjun Akula , Pradyumna Narayana , Sugato Basu , William Yang Wang , Xin Eric Wang

Personalized speech enhancement (PSE) is a real-time SE approach utilizing a speaker embedding of a target person to remove background noise, reverberation, and interfering voices. To deploy a PSE model for full duplex communications, the…

音频与语音处理 · 电气工程与系统科学 2023-05-29 Sefik Emre Eskimez , Takuya Yoshioka , Alex Ju , Min Tang , Tanel Parnamaa , Huaming Wang

Diffusion models have been recently studied as powerful generative inverse problem solvers, owing to their high quality reconstructions and the ease of combining existing iterative solvers. However, most works focus on solving simple linear…

机器学习 · 统计学 2025-10-06 Hyungjin Chung , Jeongsol Kim , Michael T. Mccann , Marc L. Klasky , Jong Chul Ye