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A new line of research for feature selection based on neural networks has recently emerged. Despite its superiority to classical methods, it requires many training iterations to converge and detect informative features. The computational…

机器学习 · 计算机科学 2022-11-29 Ghada Sokar , Zahra Atashgahi , Mykola Pechenizkiy , Decebal Constantin Mocanu

Co-speech gestures, if presented in the lively form of videos, can achieve superior visual effects in human-machine interaction. While previous works mostly generate structural human skeletons, resulting in the omission of appearance…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Xu He , Qiaochu Huang , Zhensong Zhang , Zhiwei Lin , Zhiyong Wu , Sicheng Yang , Minglei Li , Zhiyi Chen , Songcen Xu , Xiaofei Wu

Recognizing facial expressions from static images or video sequences is a widely studied but still challenging problem. The recent progresses obtained by deep neural architectures, or by ensembles of heterogeneous models, have shown that…

计算机视觉与模式识别 · 计算机科学 2018-10-25 Lisa Graziani , Stefano Melacci , Marco Gori

We introduce a novel self-supervised learning approach to learn representations of videos that are responsive to changes in the motion dynamics. Our representations can be learned from data without human annotation and provide a substantial…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Simon Jenni , Givi Meishvili , Paolo Favaro

Self-supervised learning of image representations by predicting future frames is a promising direction but still remains a challenge. This is because of the under-determined nature of frame prediction; multiple potential futures can arise…

计算机视觉与模式识别 · 计算机科学 2024-08-12 Huiwon Jang , Dongyoung Kim , Junsu Kim , Jinwoo Shin , Pieter Abbeel , Younggyo Seo

Human motion prediction is an essential component for enabling closer human-robot collaboration. The task of accurately predicting human motion is non-trivial. It is compounded by the variability of human motion, both at a skeletal level…

机器人学 · 计算机科学 2021-07-02 Mohammad Samin Yasar , Tariq Iqbal

Speech production is a dynamic procedure, which involved multi human organs including the tongue, jaw and lips. Modeling the dynamics of the vocal tract deformation is a fundamental problem to understand the speech, which is the most common…

音频与语音处理 · 电气工程与系统科学 2021-06-23 Haiyang Liu , Jihan Zhang

Contrastive Language-Image Pre-training (CLIP) has become a cornerstone in vision-language representation learning, powering diverse downstream tasks and serving as the default vision backbone in multimodal large language models (MLLMs).…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Chuan Qin , Constantin Venhoff , Sonia Joseph , Fanyi Xiao , Stefan Scherer

Masked Discrete Diffusion Models (MDMs) have achieved strong performance across a wide range of multimodal tasks, including image understanding, generation, and editing. However, their inference speed remains suboptimal due to the need to…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Shufan Li , Jiuxiang Gu , Kangning Liu , Zhe Lin , Zijun Wei , Aditya Grover , Jason Kuen

Correctly perceiving micro-expression is difficult since micro-expression is an involuntary, repressed, and subtle facial expression, and efficiently revealing the subtle movement changes and capturing the significant segments in a…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Jiateng Liu , Wenming Zheng , Yuan Zong

Humans possess a remarkable ability to integrate auditory and visual information, enabling a deeper understanding of the surrounding environment. This early fusion of audio and visual cues, demonstrated through cognitive psychology and…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Shentong Mo , Pedro Morgado

An effective way to increase the noise robustness of automatic speech recognition is to label noisy speech features as either reliable or unreliable (missing) prior to decoding, and to replace the missing ones by clean speech estimates. We…

声音 · 计算机科学 2009-01-19 J. F. Gemmeke , B. Cranen

In this paper, we propose a solution to the task of generating dynamic 3D facial expressions from a neutral 3D face and an expression label. This involves solving two sub-problems: (i)modeling the temporal dynamics of expressions, and (ii)…

计算机视觉与模式识别 · 计算机科学 2022-03-04 Naima Otberdout , Claudio Ferrari , Mohamed Daoudi , Stefano Berretti , Alberto Del Bimbo

Micro-expressions (MEs) are brief, involuntary facial movements that reveal genuine emotions, typically lasting less than half a second. Recognizing these subtle expressions is critical for applications in psychology, security, and…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Vu Tram Anh Khuong , Luu Tu Nguyen , Thanh Ha Le , Thi Duyen Ngo

Learning interpretable representations of neural dynamics at a population level is a crucial first step to understanding how observed neural activity relates to perception and behavior. Models of neural dynamics often focus on either…

机器学习 · 统计学 2025-01-13 Noga Mudrik , Yenho Chen , Eva Yezerets , Christopher J. Rozell , Adam S. Charles

3D human motion prediction aims to generate coherent future motions from observed sequences, yet existing end-to-end regression frameworks often fail to capture complex dynamics and tend to produce temporally inconsistent or static…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Junyu Shi , Haoting Wu , Zhiyuan Zhang , Lijiang Liu , Yong Sun , Qiang Nie

Intelligible speech is produced by creating varying internal local muscle groupings -- i.e., functional units -- that are generated in a systematic and coordinated manner. There are two major challenges in characterizing and analyzing…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Jonghye Woo , Fangxu Xing , Jerry L. Prince , Maureen Stone , Arnold Gomez , Timothy G. Reese , Van J. Wedeen , Georges El Fakhri

Most earlier researches on talking face generation have focused on the synchronization of lip motion and speech content. However, head pose and facial emotions are equally important characteristics of natural faces. While audio-driven…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Changpeng Cai , Guinan Guo , Jiao Li , Junhao Su , Fei Shen , Chenghao He , Jing Xiao , Yuanxu Chen , Lei Dai , Feiyu Zhu

Recent works on language-guided image manipulation have shown great power of language in providing rich semantics, especially for face images. However, the other natural information, motions, in language is less explored. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Tiankai Hang , Huan Yang , Bei Liu , Jianlong Fu , Xin Geng , Baining Guo

Recent breakthroughs in video AIGC have ushered in a transformative era for audio-driven human animation. However, conventional video dubbing techniques remain constrained to mouth region editing, resulting in discordant facial expressions…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Shaoshu Yang , Zhe Kong , Feng Gao , Meng Cheng , Xiangyu Liu , Yong Zhang , Zhuoliang Kang , Wenhan Luo , Xunliang Cai , Ran He , Xiaoming Wei