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In this work, we address the problem of 4D facial expressions generation. This is usually addressed by animating a neutral 3D face to reach an expression peak, and then get back to the neutral state. In the real world though, people show…

Computer Vision and Pattern Recognition · Computer Science 2023-05-19 Naima Otberdout , Claudio Ferrari , Mohamed Daoudi , Stefano Berretti , Alberto Del Bimbo

Recent advances in 3D facial expression reconstruction have demonstrated remarkable performance in capturing macro-expressions, yet the reconstruction of micro-expressions remains unexplored. This novel task is particularly challenging due…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Che Sun , Xinjie Zhang , Rui Gao , Xu Chen , Yuwei Wu , Yunde Jia

Although psychological research indicates that bodily expressions convey important affective information, to date research in emotion recognition focused mainly on facial expression or voice analysis. In this paper we propose an approach to…

Human-Computer Interaction · Computer Science 2014-02-21 Stefano Piana , Alessandra Staglianò , Francesca Odone , Alessandro Verri , Antonio Camurri

Micro-Expression Recognition has become challenging, as it is extremely difficult to extract the subtle facial changes of micro-expressions. Recently, several approaches proposed several expression-shared features algorithms for…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Ling Zhou , Qirong Mao , Xiaohua Huang , Feifei Zhang , Zhihong Zhang

Facial micro-expressions indicate brief and subtle facial movements that appear during emotional communication. In comparison to macro-expressions, micro-expressions are more challenging to be analyzed due to the short span of time and the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Hong-Xia Xie , Ling Lo , Hong-Han Shuai , Wen-Huang Cheng

Facial expression recognition in videos is an active area of research in computer vision. However, fake facial expressions are difficult to be recognized even by humans. On the other hand, facial micro-expressions generally represent the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Sai Prasanna Teja Reddy , Surya Teja Karri , Shiv Ram Dubey , Snehasis Mukherjee

Micro-expressions (MEs) are brief, subtle facial expressions that reveal concealed emotions, offering key behavioral cues for social interaction. Characterized by short duration, low intensity, and spontaneity, MEs have been mostly studied…

Human-Computer Interaction · Computer Science 2024-09-04 Jingting Li , Shaoyuan Lu , Yan Wang , Zizhao Dong , Su-Jing Wang , Xiaolan Fu

Recently, increasing attention has been directed to the study of the speech emotion recognition, in which global acoustic features of an utterance are mostly used to eliminate the content differences. However, the expression of speech…

Human-Computer Interaction · Computer Science 2018-11-21 Haotian Guan , Zhilei Liu , Longbiao Wang , Jianwu Dang , Ruiguo Yu

Expression cloning plays an important role in facial expression synthesis. In this paper, a novel algorithm is proposed for facial expression cloning. The proposed algorithm first introduces a new elastic model to balance the global and…

Graphics · Computer Science 2015-03-03 Yihao Zhang , Weiyao Lin , Bing Zhou , Zhenzhong Chen , Bin Sheng , Jianxin Wu , Wenjun Zhang

The group affect or emotion in an image of people can be inferred by extracting features about both the people in the picture and the overall makeup of the scene. The state-of-the-art on this problem investigates a combination of facial…

Computer Vision and Pattern Recognition · Computer Science 2018-03-15 Ashok Sundaresan , Sugumar Murugesan , Sean Davis , Karthik Kappaganthu , ZhongYi Jin , Divya Jain , Anurag Maunder

Although face analysis has achieved remarkable improvements in the past few years, designing a multi-task face analysis model is still challenging. Most face analysis tasks are studied as separate problems and do not benefit from the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-16 Haomiao Sun , Mingjie He , Shiguang Shan , Hu Han , Xilin Chen

The ability to accurately recognize an individual's face with respect to human aging factor holds significant importance for various private as well as government sectors such as customs and public security bureaus, passport office, and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Wang Yao , Muhammad Ali Farooq , Joseph Lemley , Peter Corcoran

Facial action unit (AU) intensity is an index to describe all visually discernible facial movements. Most existing methods learn intensity estimator with limited AU data, while they lack generalization ability out of the dataset. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Xinhui Song , Tianyang Shi , Zunlei Feng , Mingli Song , Jackie Lin , Chuanjie Lin , Changjie Fan , Yi Yuan

Current audio-driven facial animation methods achieve impressive results for short videos but suffer from error accumulation and identity drift when extended to longer durations. Existing methods attempt to mitigate this through external…

Dynamic facial expression recognition (DFER) infers emotions from the temporal evolution of expressions, unlike static facial expression recognition (SFER), which relies solely on a single snapshot. This temporal analysis provides richer…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Yin Chen , Jia Li , Yu Zhang , Zhenzhen Hu , Shiguang Shan , Meng Wang , Richang Hong

This study investigates the efficacy of facial micro-expressions as a soft biometric for enhancing person recognition, aiming to broaden the understanding of the subject and its potential applications. We propose a deep learning approach…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Tuval Kay , Yuval Ringel , Khen Cohen , Mor-Avi Azulay , David Mendlovic

Musicians produce individualized, expressive performances by manipulating parameters such as dynamics, tempo and articulation. This manipulation of expressive parameters is informed by elements of score information such as pitch, meter, and…

Sound · Computer Science 2019-06-18 Zhengshan Shi , Carlos Cancino-Chacón , Gerhard Widmer

Facial expression detection involves two interrelated tasks: spotting, which identifies the onset and offset of expressions, and recognition, which classifies them into emotional categories. Most existing methods treat these tasks…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Yini Fang , Alec Diallo , Yiqi Shi , Frederic Jumelle , Bertram Shi

A core challenge faced by the majority of individuals with Autism Spectrum Disorder (ASD) is an impaired ability to infer other people's emotions based on their facial expressions. With significant recent advances in machine learning, one…

Computer Vision and Pattern Recognition · Computer Science 2020-03-05 James Ren Hou Lee , Alexander Wong

Editing and manipulating facial features in videos is an interesting and important field of research with a plethora of applications, ranging from movie post-production and visual effects to realistic avatars for video games and virtual…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Girish Kumar Solanki , Anastasios Roussos