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Related papers: Micro-Expression Recognition by Motion Feature Ext…

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Facial micro-expressions (MEs) are involuntary movements of the face that occur spontaneously when a person experiences an emotion but attempts to suppress or repress the facial expression, typically found in a high-stakes environment. In…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Xinqi Fan , Jingting Li , John See , Moi Hoon Yap , Wen-Huang Cheng , Xiaobai Li , Xiaopeng Hong , Su-Jing Wang , Adrian K. Davision

Facial Micro-expression Recognition (MER) distinguishes the underlying emotional states of spontaneous subtle facialexpressions. Automatic MER is challenging because that 1) the intensity of subtle facial muscle movement is extremely lowand…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Wei Peng , Xiaopeng Hong , Yingyue Xu , Guoying Zhao

When a person attempts to conceal an emotion, the genuine emotion is manifest as a micro-expression. Exploration of automatic facial micro-expression recognition systems is relatively new in the computer vision domain. This is due to the…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Sze-Teng Liong , Y. S. Gan , Wei-Chuen Yau , Yen-Chang Huang , Tan Lit Ken

Micro-expression recognition is one of the most challenging topics in affective computing. It aims to recognize tiny facial movements difficult for humans to perceive in a brief period, i.e., 0.25 to 0.5 seconds. Recent advances in…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Xuan-Bac Nguyen , Chi Nhan Duong , Xin Li , Susan Gauch , Han-Seok Seo , Khoa Luu

Micro-expressions (MEs) are brief, low-intensity, often localized facial expressions. They could reveal genuine emotions individuals may attempt to conceal, valuable in contexts like criminal interrogation and psychological counseling.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Jingting Li , Yu Qian , Lin Zhao , Su-Jing Wang

Facial expression is a standout amongst the most imperative features of human emotion recognition. For demonstrating the emotional states facial expressions are utilized by the people. In any case, recognition of facial expressions has…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 S. D. Lalitha , K. K. Thyagharajan

Facial micro-expressions are sudden involuntary minute muscle movements which reveal true emotions that people try to conceal. Spotting a micro-expression and recognizing it is a major challenge owing to its short duration and intensity.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-22 Sauradip Nag , Ayan Kumar Bhunia , Aishik Konwer , Partha Pratim Roy

Micro-expression has emerged as a promising modality in affective computing due to its high objectivity in emotion detection. Despite the higher recognition accuracy provided by the deep learning models, there are still significant scope…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Viswanatha Reddy Gajjala , Sai Prasanna Teja Reddy , Snehasis Mukherjee , Shiv Ram Dubey

Facial micro-expressions recognition has attracted much attention recently. Micro-expressions have the characteristics of short duration and low intensity, and it is difficult to train a high-performance classifier with the limited number…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Yanxin Song , Jianzong Wang , Tianbo Wu , Zhangcheng Huang , Jing Xiao

Gait recognition, which can realize long-distance and contactless identification, is an important biometric technology. Recent gait recognition methods focus on learning the pattern of human movement or appearance during walking, and…

Computer Vision and Pattern Recognition · Computer Science 2022-06-23 Yunpeng Zhang , Zhengyou Wang , Shanna Zhuang , Hui Wang

Micro-expressions (MEs) are brief and involuntary facial expressions that occur when people are trying to hide their true feelings or conceal their emotions. Based on psychology research, MEs play an important role in understanding genuine…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Thuong-Khanh Tran , Quang-Nhat Vo , Xiaopeng Hong , Xiaobai Li , Guoying Zhao

Micro-expression recognition (MER) is a challenging task due to the subtle and fleeting nature of micro-expressions. Traditional input modalities, such as Apex Frame, Optical Flow, and Dynamic Image, often fail to adequately capture these…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Luu Tu Nguyen , Vu Tram Anh Khuong , Thanh Ha Le , Thi Duyen Ngo

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

Unlike prevalent facial expressions, micro expressions have subtle, involuntary muscle movements which are short-lived in nature. These minute muscle movements reflect true emotions of a person. Due to the short duration and low intensity,…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Monu Verma , Santosh Kumar Vipparthi , Girdhari Singh , Subrahmanyam Murala

Micro-expressions are rapid and involuntary facial expressions, which indicate the suppressed or concealed emotions. Recently, the research on automatic micro-expression (ME) spotting obtains increasing attention. ME spotting is a crucial…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 Xiaopeng Hong , Thuong-Khanh Tran , Guoying Zhao

Micro-expressions (MEs) are brief, involuntary facial movements that reveal genuine emotions, offering valuable insights for psychological assessment and criminal investigations. Despite significant progress in automatic ME recognition…

Human-Computer Interaction · Computer Science 2025-08-06 Xinglong Mao , Shifeng Liu , Sirui Zhao , Tong Xu , Hanchao Wang , Baozhi Jia , Enhong Chen

Micro-expression, for its high objectivity in emotion detection, has emerged to be a promising modality in affective computing. Recently, deep learning methods have been successfully introduced into the micro-expression recognition area.…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Chongyang Wang , Min Peng , Tao Bi , Tong Chen

Emotions play a central role in the social life of every human being, and their study, which represents a multidisciplinary subject, embraces a great variety of research fields. Especially concerning the latter, the analysis of facial…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Fabio Valerio Massoli , Donato Cafarelli , Claudio Gennaro , Giuseppe Amato , Fabrizio Falchi

Facial expression recognition, as a vital computer vision task, is garnering significant attention and undergoing extensive research. Although facial expression recognition algorithms demonstrate impressive performance on high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Jingyi Shi

Masked autoencoders (MAEs) have emerged recently as art self-supervised spatiotemporal representation learners. Inheriting from the image counterparts, however, existing video MAEs still focus largely on static appearance learning whilst…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Haosen Yang , Deng Huang , Bin Wen , Jiannan Wu , Hongxun Yao , Yi Jiang , Xiatian Zhu , Zehuan Yuan