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Self-supervised learning methods like masked autoencoders (MAE) have shown significant promise in learning robust feature representations, particularly in image reconstruction-based pretraining task. However, their performance is often…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Sua Lee , Joonhun Lee , Myungjoo Kang

Existing facial expression recognition (FER) methods typically fine-tune a pre-trained visual encoder using discrete labels. However, this form of supervision limits to specify the emotional concept of different facial expressions. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Hangyu Li , Yihan Xu , Jiangchao Yao , Nannan Wang , Xinbo Gao , Bo Han

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

Multi-view facial expression recognition (FER) is a challenging task because the appearance of an expression varies in poses. To alleviate the influences of poses, recent methods either perform pose normalization or learn separate FER…

Computer Vision and Pattern Recognition · Computer Science 2019-05-27 Yuanyuan Liu , Jiyao Peng , Jiabei Zeng , Shiguang Shan

Deep learning has been widely adopted in automatic emotion recognition and has lead to significant progress in the field. However, due to insufficient annotated emotion datasets, pre-trained models are limited in their generalization…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Dung Nguyen , Sridha Sridharan , Duc Thanh Nguyen , Simon Denman , David Dean , Clinton Fookes

We propose a novel transfer learning method for speech emotion recognition allowing us to obtain promising results when only few training data is available. With as low as 125 examples per emotion class, we were able to reach a higher…

Machine Learning · Computer Science 2020-11-12 Jonathan Boigne , Biman Liyanage , Ted Östrem

Understanding the facial expressions of our interlocutor is important to enrich the communication and to give it a depth that goes beyond the explicitly expressed. In fact, studying one's facial expression gives insight into their hidden…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Rim EL Cheikh , Hélène Tran , Issam Falih , Engelbert Mephu Nguifo

Due to the subjective crowdsourcing annotations and the inherent inter-class similarity of facial expressions, the real-world Facial Expression Recognition (FER) datasets usually exhibit ambiguous annotation. To simplify the learning…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Weijie Wang , Bo Li , Nicu Sebe , Bruno Lepri

Micro-expressions (MEs) are regarded as important indicators of an individual's intrinsic emotions, preferences, and tendencies. ME analysis requires spotting of ME intervals within long video sequences and recognition of their…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Zizheng Guo , Bochao Zou , Junbao Zhuo , Huimin Ma

Automated human emotion recognition from facial expressions is a well-studied problem and still remains a very challenging task. Some efficient or accurate deep learning models have been presented in the literature. However, it is quite…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Monu Verma , Murari Mandal , Satish Kumar Reddy , Yashwanth Reddy Meedimale , Santosh Kumar Vipparthi

Facial expressions play a fundamental role in human communication. Indeed, they typically reveal the real emotional status of people beyond the spoken language. Moreover, the comprehension of human affect based on visual patterns is a key…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Fabio Valerio Massoli , Donato Cafarelli , Giuseppe Amato , Fabrizio Falchi

Micro-expressions are brief and subtle facial expressions that go on and off the face in a fraction of a second. This kind of facial expressions usually occurs in high stake situations and is considered to reflect a human's real intent.…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Carlos Arango Duque , Olivier Alata , Rémi Emonet , Hubert Konik , Anne-Claire Legrand

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

Automatic facial expression recognition (FER) has gained much attention due to its applications in human-computer interaction. Among the approaches to improve FER tasks, this paper focuses on deep architecture with the attention mechanism.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Luan Pham , The Huynh Vu , Tuan Anh Tran

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

Multimodal Emotion Recognition (MER) focuses on identifying and interpreting emotions from modality-compound inputs. Closely mirroring human cognitive processes in real-world environments, MER has drawn substantial attention from both…

Multimedia · Computer Science 2026-05-21 Hongrui Zhang , Daiqing Wu , Yangyang Li , Kuien Liu , Yuhui Wang , Yu Zhou , Sicheng Zhao

Over the centuries, humans have developed and acquired a number of ways to communicate. But hardly any of them can be as natural and instinctive as facial expressions. On the other hand, neural networks have taken the world by storm. And no…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Subodh Lonkar

Throughout the various ages, facial expressions have become one of the universal ways of non-verbal communication. The ability to recognize facial expressions would pave the path for many novel applications. Despite the success of…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Raghu Vamshi. N , Bharathi Raja S

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-expression recognition (MER) aims to recognize the short and subtle facial movements from the Micro-expression (ME) video clips, which reveal real emotions. Recent MER methods mostly only utilize special frames from ME video clips or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Haihong Hao , Shuo Wang , Huixia Ben , Yanbin Hao , Yansong Wang , Weiwei Wang
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