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Detecting action units (AUs) on human faces is challenging because various AUs make subtle facial appearance change over various regions at different scales. Current works have attempted to recognize AUs by emphasizing important regions.…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Chen Ma , Li Chen , Junhai Yong

Accurate emotion perception is crucial for various applications, including human-computer interaction, education, and counseling. However, traditional single-modality approaches often fail to capture the complexity of real-world emotional…

Artificial Intelligence · Computer Science 2024-11-05 Zebang Cheng , Zhi-Qi Cheng , Jun-Yan He , Jingdong Sun , Kai Wang , Yuxiang Lin , Zheng Lian , Xiaojiang Peng , Alexander Hauptmann

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

In this paper an accurate real-time sequence-based system for representation, recognition, interpretation, and analysis of the facial action units (AUs) and expressions is presented. Our system has the following characteristics: 1)…

Computer Vision and Pattern Recognition · Computer Science 2010-04-06 Mahmoud Khademi , Mohammad Hadi Kiapour , Mohammad T. Manzuri-Shalmani , Ali A. Kiaei

As a fine-grained and local expression behavior measurement, facial action unit (FAU) analysis (e.g., detection and intensity estimation) has been documented for its time-consuming, labor-intensive, and error-prone annotation. Thus a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Bowen Ma , Rudong An , Wei Zhang , Yu Ding , Zeng Zhao , Rongsheng Zhang , Tangjie Lv , Changjie Fan , Zhipeng Hu

Audio Large Language Models (AudioLLMs) have achieved strong results in semantic tasks like speech recognition and translation, but remain limited in modeling paralinguistic cues such as emotion. Existing approaches often treat emotion…

Computation and Language · Computer Science 2025-09-30 Wenyu Zhang , Yingxu He , Geyu Lin , Zhuohan Liu , Shuo Sun , Bin Wang , Xunlong Zou , Jeremy H. M. Wong , Qiongqiong Wang , Hardik B. Sailor , Nancy F. Chen , Ai Ti Aw

Auditory foundation models, including auditory large language models (LLMs), process all sound inputs equally, independent of listener perception. However, human auditory perception is inherently selective: listeners focus on specific…

Much of the work on automatic facial expression recognition relies on databases containing a certain number of emotion classes and their exaggerated facial configurations (generally six prototypical facial expressions), based on Ekman's…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Wenjing Yan , Shan Li , Chengtao Que , JiQuan Pei , Weihong Deng

In the fields of affective computing (AC) and brain-machine interface (BMI), the analysis of physiological and behavioral signals to discern individual emotional states has emerged as a critical research frontier. While deep learning-based…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Hongyu Chen , Weiming Zeng , Chengcheng Chen , Luhui Cai , Fei Wang , Yuhu Shi , Lei Wang , Wei Zhang , Yueyang Li , Hongjie Yan , Wai Ting Siok , Nizhuan Wang

Multi-modal Large Language Models (MLLMs) have recently exhibited impressive general-purpose capabilities by leveraging vision foundation models to encode the core concepts of images into representations. These are then combined with…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Sara Ghazanfari , Alexandre Araujo , Prashanth Krishnamurthy , Siddharth Garg , Farshad Khorrami

With the rapid development of Multimodal Large Language Models (MLLMs), their potential in Micro-Action understanding, a vital role in human emotion analysis, remains unexplored due to the absence of specialized benchmarks. To tackle this…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Kun Li , Jihao Gu , Fei Wang , Zhiliang Wu , Hehe Fan , Dan Guo

Attention mechanism has recently attracted increasing attentions in the field of facial action unit (AU) detection. By finding the region of interest of each AU with the attention mechanism, AU-related local features can be captured. Most…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Yunsheng Wu , Lizhuang Ma

This study introduces a novel method for irony detection, applying Large Language Models (LLMs) with prompt-based learning to facilitate emotion-centric text augmentation. Traditional irony detection techniques typically fall short due to…

Computation and Language · Computer Science 2024-04-23 Yucheng Lin , Yuhan Xia , Yunfei Long

Change detection is a fundamental task in computer vision that processes a bi-temporal image pair to differentiate between semantically altered and unaltered regions. Large language models (LLMs) have been utilized in various domains for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Zhenglin Li , Yangchen Huang , Mengran Zhu , Jingyu Zhang , JingHao Chang , Houze Liu

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

Facial Action Unit (AU) detection is a crucial task for emotion analysis from facial movements. The apparent differences of different subjects sometimes mislead changes brought by AUs, resulting in inaccurate results. However, most of the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Jiyuan Cao , Zhilei Liu , Yong Zhang

Detecting facial action units (AU) is one of the fundamental steps in automatic recognition of facial expression of emotions and cognitive states. Though there have been a variety of approaches proposed for this task, most of these models…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Mihee Lee , Ognjen Rudovic , Vladimir Pavlovic , Maja Pantic

Multimodal emotion analysis is shifting from static classification to generative reasoning. Beyond simple label prediction, robust affective reasoning must synthesize fine-grained signals such as facial micro-expressions and prosodic which…

Multimedia · Computer Science 2026-02-05 Zhixian Zhao , Wenjie Tian , Lei Xie

In this report, we present our solution for the Action Unit (AU) Detection Challenge, in 8th Competition on Affective Behavior Analysis in-the-wild. In order to achieve robust and accurate classification of facial action unit in the wild…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Jun Yu , Yunxiang Zhang , Xilong Lu , Yang Zheng , Yongqi Wang , Lingsi Zhu

Large Language Models (LLMs) have made significant strides in various intelligent tasks but still struggle with complex action reasoning tasks that require systematic search. To address this limitation, we propose a method that bridges the…

Computation and Language · Computer Science 2025-02-05 Adam Ishay , Joohyung Lee