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Related papers: Micro-Expression Spotting: A Benchmark

200 papers

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 expressions vary from the visible to the subtle. In recent years, the analysis of micro-expressions $-$ a natural occurrence resulting from the suppression of one's true emotions, has drawn the attention of researchers with a broad…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Gen-Bing Liong , John See , Lai-Kuan Wong

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

Unlike macro-expression, micro-expression does not follow a strictly consistent mapping rule between emotions and Action Units (AUs). As a result, some micro-expressions share identical AUs yet represent completely opposite emotional…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Chenxing Hu , Kun Xie , Qiguang Miao , Ruyi Liu , Quan Wang , Zongkai Yang

Depression is a common mental health disorder that can cause consequential symptoms with continuously depressed mood that leads to emotional distress. One category of depression is Concealed Depression, where patients intentionally or…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Xiaohui Chen , Tie Luo

Humans modify their facial expressions in order to communicate their internal states and sometimes to mislead observers regarding their true emotional states. Evidence in experimental psychology shows that discriminative facial responses…

Computer Vision and Pattern Recognition · Computer Science 2018-01-10 Kaustubh Kulkarni , Ciprian Adrian Corneanu , Ikechukwu Ofodile , Sergio Escalera , Xavier Baro , Sylwia Hyniewska , Juri Allik , Gholamreza Anbarjafari

Micro-expression recognition can obtain the real emotion of the individual at the current moment. Although deep learning-based methods, especially Transformer-based methods, have achieved impressive results, these methods have high…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Junbo Wang , Liangyu Fu , Yuke Li , Yining Zhu , Xuecheng Wu , Kun Hu

Most of the existing work on automatic facial expression analysis focuses on discrete emotion recognition, or facial action unit detection. However, facial expressions do not always fall neatly into pre-defined semantic categories. Also,…

Computer Vision and Pattern Recognition · Computer Science 2019-01-11 Raviteja Vemulapalli , Aseem Agarwala

How much does ethnicity play its part in emotional expression? Emotional expression and micro-expression research probe into understanding human psychological responses to emotional stimuli, thereby revealing substantial hidden yet…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Huai-Qian Khor , Yante Li , Xingxun Jiang , Guoying Zhao

Facial micro-expressions are subtle and involuntary expressions that can reveal concealed emotions. Micro-expressions are an invaluable source of information in application domains such as lie detection, mental health, sentiment analysis…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Michiel Verburg , Vlado Menkovski

Micro-expression can reflect people's real emotions. Recognizing micro-expressions is difficult because they are small motions and have a short duration. As the research is deepening into micro-expression recognition, many effective…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Jinsheng Wei , Guanming Lu , Jingjie Yan

Facial expression is an essential factor in conveying human emotional states and intentions. Although remarkable advancement has been made in facial expression recognition (FER) task, challenges due to large variations of expression…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Jie Lei , Zhao Liu , Zeyu Zou , Tong Li , Xu Juan , Shuaiwei Wang , Guoyu Yang , Zunlei Feng

With the growth of popularity of facial micro-expressions in recent years, the demand for long videos with micro- and macro-expressions remains high. Extended from SAMM, a micro-expressions dataset released in 2016, this paper presents SAMM…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Chuin Hong Yap , Connah Kendrick , Moi Hoon Yap

Micro-Expression (ME) is the spontaneous, involuntary movement of a face that can reveal the true feeling. Recently, increasing researches have paid attention to this field combing deep learning techniques. Action units (AUs) are the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Ling Lo , Hong-Xia Xie , Hong-Han Shuai , Wen-Huang Cheng

This paper proposes a process for a classification model for the facial expressions. The proposed process would aid in specific categorisation of children's emotions from 2 emotions namely 'Happy' and 'Sad'. Since the existing emotion…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Sanchayan Vivekananthan

The proposed framework in this paper has the primary objective of classifying the facial expression shown by a person. These classifiable expressions can be any one of the six universal emotions along with the neutral emotion. After the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Fuzail Khan

Cross-database micro-expression recognition (CDMER) is one of recently emerging and interesting problem in micro-expression analysis. CDMER is more challenging than the conventional micro-expression recognition (MER), because the training…

Computer Vision and Pattern Recognition · Computer Science 2019-11-12 Yuan Zong , Tong Zhang , Wenming Zheng , Xiaopeng Hong , Chuangao Tang , Zhen Cui , Guoying Zhao

In this paper, we develop a new method that recognizes facial expressions, on the basis of an innovative local motion patterns feature, with three main contributions. The first one is the analysis of the face skin temporal elasticity and…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 B. Allaert , IM. Bilasco , C. Djeraba

Emotion Recognition (ER) is the process of analyzing and identifying human emotions from sensing data. Currently, the field heavily relies on facial expression recognition (FER) because visual channel conveys rich emotional cues. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Kejun Liu , Yuanyuan Liu , Lin Wei , Chang Tang , Yibing Zhan , Zijing Chen , Zhe Chen

Facial expression image editing requires fine-grained control to strictly preserve human identity and background while precisely manipulating expression. However, existing editing benchmarks primarily focus on general scenarios, lacking…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Fengjian Xue , Xuecheng Wu , Heli Sun , Yunyun Shi , Shi Chen , Liangyu Fu , Jinheng Xie , Dingkang Yang , Hao Wang , Junxiao Xue , Liang He