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Related papers: Objective Classes for Micro-Facial Expression Reco…

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In this paper, a face emotion is considered as the result of the composition of multiple concurrent signals, each corresponding to the movements of a specific facial muscle. These concurrent signals are represented by means of a set of…

Computer Vision and Pattern Recognition · Computer Science 2015-07-19 Liliana Lo Presti , Marco La Cascia

Emotional expressiveness captures the extent to which a person tends to outwardly display their emotions through behavior. Due to the close relationship between emotional expressiveness and behavioral health, as well as the crucial role…

Human-Computer Interaction · Computer Science 2020-09-02 Victoria Lin , Jeffrey M. Girard , Michael A. Sayette , Louis-Philippe Morency

Over the last few years, automatic facial micro-expression analysis has garnered increasing attention from experts across different disciplines because of its potential applications in various fields such as clinical diagnosis, forensic…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Yee-Hui Oh , John See , Anh Cat Le Ngo , Raphael Chung-Wei Phan , Vishnu Monn Baskaran

Micro-expressions (MEs) are involuntary facial movements revealing people's hidden feelings in high-stake situations and have practical importance in medical treatment, national security, interrogations and many human-computer interaction…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Yante Li , Jinsheng Wei , Yang Liu , Janne Kauttonen , Guoying Zhao

In this paper, a deep learning framework is proposed for automatic facial emotion based on deep convolutional networks. In order to increase the generalization ability and the robustness of the method, the dataset size is increased by…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Serap Kırbız

The goal of this investigation is to quantify to what extent computer vision methods can correctly classify facial expressions on a sign language dataset. We extend our experiments by recognizing expressions using only the upper or lower…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Fabrizio Nunnari , Alakshendra Jyotsnaditya Ramkrishna Singh , Patrick Gebhard

Human affective behavior analysis focuses on analyzing human expressions or other behaviors to enhance the understanding of human psychology. The CVPR 2023 Competition on Affective Behavior Analysis in-the-wild (ABAW) is dedicated to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Wei Zhang , Bowen Ma , Feng Qiu , Yu Ding

Facial action units allow an objective, standardized description of facial micro movements which can be used to describe emotions in human faces. Annotating data for action units is an expensive and time-consuming task, which leads to a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Jaspar Pahl , Ines Rieger , Dominik Seuss

Micro-action is an imperceptible non-verbal behaviour characterised by low-intensity movement. It offers insights into the feelings and intentions of individuals and is important for human-oriented applications such as emotion recognition…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Dan Guo , Kun Li , Bin Hu , Yan Zhang , Meng Wang

Human communication is the vocal and non verbal signal to communicate with others. Human expression is a significant biometric object in picture and record databases of surveillance systems. Face appreciation has a serious role in biometric…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 P. Deivendran , P. Suresh Babu , G. Malathi , K. Anbazhagan , R. Senthil Kumar

Emotions play an essential role in human communication. Developing computer vision models for automatic recognition of emotion expression can aid in a variety of domains, including robotics, digital behavioral healthcare, and media…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Yang Qian , Ali Kargarandehkordi , Onur Cezmi Mutlu , Saimourya Surabhi , Mohammadmahdi Honarmand , Dennis Paul Wall , Peter Washington

Recognizing human emotion/expressions automatically is quite an expected ability for intelligent robotics, as it can promote better communication and cooperation with humans. Current deep-learning-based algorithms may achieve impressive…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Tao Pu , Tianshui Chen , Yuan Xie , Hefeng Wu , Liang Lin

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

The facial expression recognition is an ocular task that can be performed without human discomfort, is really a speedily growing on the computer research field. There are many applications and programs uses facial expression to evaluate…

Computer Vision and Pattern Recognition · Computer Science 2015-06-08 Abdelmajid Hassan Mansour , Gafar Zen Alabdeen Salh , Ali Shaif Alhalemi

Optical strain is an extension of optical flow that is capable of quantifying subtle changes on faces and representing the minute facial motion intensities at the pixel level. This is computationally essential for the relatively new field…

Computer Vision and Pattern Recognition · Computer Science 2016-07-05 Sze-Teng Liong , John See , Raphael Chung-Wei Phan , Yee-Hui Oh , Anh Cat Le Ngo , KokSheik Wong , Su-Wei Tan

Emotion classifiers traditionally predict discrete emotions. However, emotion expressions are often subjective, thus requiring a method to handle subjective labels. We explore the use of crowdsourcing to acquire reliable soft-target labels…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Peter Washington , Onur Cezmi Mutlu , Emilie Leblanc , Aaron Kline , Cathy Hou , Brianna Chrisman , Nate Stockham , Kelley Paskov , Catalin Voss , Nick Haber , Dennis Wall

Generative models have surged in popularity recently due to their ability to produce high-quality images and video. However, steering these models to produce images with specific attributes and precise control remains challenging. Humans,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Tuomas Varanka , Huai-Qian Khor , Yante Li , Mengting Wei , Hanwei Kung , Nicu Sebe , Guoying Zhao

Facial micro-expressions are spontaneous, brief and subtle facial motions that unveil the underlying, suppressed emotions. Detecting Action Units (AUs) in micro-expressions is crucial because it yields a finer representation of facial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Huai-Qian Khor , Yante Li , Xingxun Jiang , Guoying Zhao

The analysis of expression and facial Action Units (AUs) detection are very important tasks in fields of computer vision and Human Computer Interaction (HCI) due to the wide range of applications in human life. Many works has been done…

Computer Vision and Pattern Recognition · Computer Science 2015-11-09 Mohammadamin Abbasnejad , Mohammad Ali Masnadi-Shirazi

Students' academic emotions significantly influence their social behavior and learning performance. Traditional approaches to automatically and accurately analyze these emotions have predominantly relied on supervised machine learning…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Deliang Wang , Chao Yang , Gaowei Chen