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This paper is about developing personalized speech synthesis systems with recordings of mildly impaired speech. In particular, we consider consonant and vowel alterations resulted from partial glossectomy, the surgical removal of part of…

音频与语音处理 · 电气工程与系统科学 2023-10-10 Yusheng Tian , Guangyan Zhang , Tan Lee

Generative models have attracted considerable attention for speech separation tasks, and among these, diffusion-based methods are being explored. Despite the notable success of diffusion techniques in generation tasks, their adaptation to…

音频与语音处理 · 电气工程与系统科学 2025-01-28 Jinwei Dong , Xinsheng Wang , Qirong Mao

The automated synthesis of high-quality 3D gestures from speech is of significant value in virtual humans and gaming. Previous methods focus on synthesizing gestures that are synchronized with speech rhythm, yet they frequently overlook the…

人机交互 · 计算机科学 2024-09-24 Qingrong Cheng , Xu Li , Xinghui Fu , Fei Xia , Zhongqian Sun

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

In this paper, we introduce a simple and novel framework for one-shot audio-driven talking head generation. Unlike prior works that require additional driving sources for controlled synthesis in a deterministic manner, we instead…

图形学 · 计算机科学 2022-12-09 Zhentao Yu , Zixin Yin , Deyu Zhou , Duomin Wang , Finn Wong , Baoyuan Wang

Electromyography-to-Speech (ETS) conversion has demonstrated its potential for silent speech interfaces by generating audible speech from Electromyography (EMG) signals during silent articulations. ETS models usually consist of an EMG…

声音 · 计算机科学 2024-05-15 Zhao Ren , Kevin Scheck , Qinhan Hou , Stefano van Gogh , Michael Wand , Tanja Schultz

The advance of generative models for images has inspired various training techniques for image recognition utilizing synthetic images. In semantic segmentation, one promising approach is extracting pseudo-masks from attention maps in…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Ryota Yoshihashi , Yuya Otsuka , Kenji Doi , Tomohiro Tanaka , Hirokatsu Kataoka

Discrete diffusion language models improve generation efficiency through parallel token prediction, but standard $X_0$ prediction methods introduce factorization errors by approximating the clean token posterior with independent token-wise…

计算与语言 · 计算机科学 2026-05-15 Xun Fang , Yunchen Li , Hang Yuan , Zhou Yu

There has been a growing effort to develop universal speech enhancement (SE) to handle inputs with various speech distortions and recording conditions. The URGENT Challenge series aims to foster such universal SE by embracing a broad range…

音频与语音处理 · 电气工程与系统科学 2025-06-03 Kohei Saijo , Wangyou Zhang , Samuele Cornell , Robin Scheibler , Chenda Li , Zhaoheng Ni , Anurag Kumar , Marvin Sach , Yihui Fu , Wei Wang , Tim Fingscheidt , Shinji Watanabe

Most current speech enhancement (SE) methods recover clean speech from noisy inputs by directly estimating time-frequency masks or spectrums. However, these approaches often neglect the distinct attributes, such as semantic content and…

音频与语音处理 · 电气工程与系统科学 2025-05-21 Yang Xiang , Canan Huang , Desheng Hu , Jingguang Tian , Xinhui Hu , Chao Zhang

Diffusion models, which convert noise into new data instances by learning to reverse a Markov diffusion process, have become a cornerstone in contemporary generative modeling. While their practical power has now been widely recognized, the…

机器学习 · 统计学 2024-03-08 Gen Li , Yuting Wei , Yuxin Chen , Yuejie Chi

Unrestricted adversarial examples (UAEs), allow the attacker to create non-constrained adversarial examples without given clean samples, posing a severe threat to the safety of deep learning models. Recent works utilize diffusion models to…

机器学习 · 计算机科学 2025-04-17 Zeyu Dai , Shengcai Liu , Rui He , Jiahao Wu , Ning Lu , Wenqi Fan , Qing Li , Ke Tang

Ancient artifacts are an important medium for cultural preservation and restoration. However, many physical copies of artifacts are either damaged or lost, leaving a blank space in archaeological and historical studies that calls for…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Shengguang Wu , Zhenglun Chen , Qi Su

While originally designed for image generation, diffusion models have recently shown to provide excellent pretrained feature representations for semantic segmentation. Intrigued by this result, we set out to explore how well…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Rui Gong , Martin Danelljan , Han Sun , Julio Delgado Mangas , Luc Van Gool

Latent diffusion models have established a new state-of-the-art in high-resolution visual generation. Integrating Vision Foundation Model priors improves generative efficiency, yet existing latent designs remain largely heuristic. These…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Hangyu Liu , Jianyong Wang , Yutao Sun

Image synthesis has seen significant advancements with the advent of diffusion-based generative models like Denoising Diffusion Probabilistic Models (DDPM) and text-to-image diffusion models. Despite their efficacy, there is a dearth of…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Ruipeng Ma , Jinhao Duan , Fei Kong , Xiaoshuang Shi , Kaidi Xu

In this work, we investigate application of generative speech enhancement to improve the robustness of ASR models in noisy and reverberant conditions. We employ a recently-proposed speech enhancement model based on Schr\"odinger bridge,…

音频与语音处理 · 电气工程与系统科学 2025-05-09 Rauf Nasretdinov , Roman Korostik , Ante Jukić

The Semantic Layered Embedding Diffusion (SLED) mechanism redefines the representation of hierarchical semantics within transformer-based architectures, enabling enhanced contextual consistency across a wide array of linguistic tasks. By…

计算与语言 · 计算机科学 2025-03-26 Irin Kabakum , Thomas Montgomery , Daniel Ravenwood , Genevieve Harrington

Artifacts in electroencephalography (EEG) -- muscle, eye movement, electrode, chewing, and shiver -- confound automated analysis yet are costly to label at scale. We study whether modern generative models can synthesize realistic,…

机器学习 · 计算机科学 2025-09-11 Hritik Arasu , Faisal R Jahangiri

The design of mean and variance schedules for the perturbed signal is a fundamental challenge in generative models. While score-based and Schr\"odinger bridge-based models require careful selection of the stochastic differential equation to…

声音 · 计算机科学 2025-09-10 Taihui Wang , Rilin Chen , Tong Lei , Andong Li , Jinzheng Zhao , Meng Yu , Dong Yu