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Emotions are best way of communicating information; and sometimes it carry more information than words. Recently, there has been a huge interest in automatic recognition of human emotion because of its wide spread application in security,…

计算机视觉与模式识别 · 计算机科学 2013-12-05 Nikunj Bajaj , Aurobinda Routray , S L Happy

Emotion recognition and understanding is a vital component in human-machine interaction. Dimensional models of affect such as those using valence and arousal have advantages over traditional categorical ones due to the complexity of…

计算机视觉与模式识别 · 计算机科学 2021-09-01 Vassilios Vonikakis , Dexter Neo , Stefan Winkler

We present a Fourier-based machine learning technique that characterizes and detects facial emotions. The main challenging task in the development of machine learning (ML) models for classifying facial emotions is the detection of accurate…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Aishwarya Gouru , Shan Suthaharan

Automatic detection of facial Action Units (AUs) allows for objective facial expression analysis. Due to the high cost of AU labeling and the limited size of existing benchmarks, previous AU detection methods tend to overfit the dataset,…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Yufeng Yin , Di Chang , Guoxian Song , Shen Sang , Tiancheng Zhi , Jing Liu , Linjie Luo , Mohammad Soleymani

Class Activation Mapping (CAM) is a powerful technique used to understand the decision making of Convolutional Neural Network (CNN) in computer vision. Recently, there have been attempts not only to generate better visual explanations, but…

机器学习 · 计算机科学 2021-05-04 Kwang Hee Lee , Chaewon Park , Junghyun Oh , Nojun Kwak

Recent advances in 3D facial expression reconstruction have demonstrated remarkable performance in capturing macro-expressions, yet the reconstruction of micro-expressions remains unexplored. This novel task is particularly challenging due…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Che Sun , Xinjie Zhang , Rui Gao , Xu Chen , Yuwei Wu , Yunde Jia

In this paper, we present a novel approach to identify feature specific expressions of opinion in product reviews with different features and mixed emotions. The objective is realized by identifying a set of potential features in the review…

信息检索 · 计算机科学 2012-09-19 Subhabrata Mukherjee , Pushpak Bhattacharyya

The rise of deepfake technology brings forth new questions about the authenticity of various forms of media found online today. Videos and images generated by artificial intelligence (AI) have become increasingly more difficult to…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Benjamin Carter , Nathan Dilla , Micheal Callahan , Atuhaire Ambala

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…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Sze-Teng Liong , Y. S. Gan , Wei-Chuen Yau , Yen-Chang Huang , Tan Lit Ken

Image captioning has attracted ever-increasing research attention in the multimedia community. To this end, most cutting-edge works rely on an encoder-decoder framework with attention mechanisms, which have achieved remarkable progress.…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Chen Shen , Rongrong Ji , Fuhai Chen , Xiaoshuai Sun , Xiangming Li

Micro-expression Action Unit (AU) detection identifies localized AUs from subtle facial muscle activations, providing a foundation for decoding affective cues. Previous methods face three key limitations: (1) heavy reliance on low-density…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Zhishu Liu , Kaishen Yuan , Bo Zhao , Hui Ma , Zitong Yu

Automated deception detection systems can enhance health, justice, and security in society by helping humans detect deceivers in high-stakes situations across medical and legal domains, among others. This paper presents a novel analysis of…

计算机视觉与模式识别 · 计算机科学 2020-10-27 Leena Mathur , Maja J Matarić

Temporal information can provide useful features for recognizing facial expressions. However, to manually design useful features requires a lot of effort. In this paper, to reduce this effort, a deep learning technique which is regarded as…

计算机视觉与模式识别 · 计算机科学 2015-03-06 Heechul Jung , Sihaeng Lee , Sunjeong Park , Injae Lee , Chunghyun Ahn , Junmo Kim

Affective behaviour analysis has aroused researchers' attention due to its broad applications. However, it is labor exhaustive to obtain accurate annotations for massive face images. Thus, we propose to utilize the prior facial information…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Yifan Li , Haomiao Sun , Zhaori Liu , Hu Han

Facial expression analysis is one of the popular fields of research in human computer interaction (HCI). It has several applications in next generation user interfaces, human emotion analysis, behavior and cognitive modeling. In this paper,…

计算机视觉与模式识别 · 计算机科学 2015-05-18 S. L. Happy , Anjith George , Aurobinda Routray

Emotion recognition based on body movements is vital in human-computer interaction. However, existing emotion recognition methods predominantly focus on enhancing classification accuracy, often neglecting the provision of textual…

人机交互 · 计算机科学 2024-12-23 Haifeng Lu , Jiuyi Chen , Feng Liang , Mingkui Tan , Runhao Zeng , Xiping Hu

This paper aims to demonstrate the importance and feasibility of fusing multimodal information for emotion recognition. It introduces a multimodal framework for emotion understanding by fusing the information from visual facial features and…

人工智能 · 计算机科学 2023-06-06 Puneet Kumar , Xiaobai Li

Although psychological research indicates that bodily expressions convey important affective information, to date research in emotion recognition focused mainly on facial expression or voice analysis. In this paper we propose an approach to…

人机交互 · 计算机科学 2014-02-21 Stefano Piana , Alessandra Staglianò , Francesca Odone , Alessandro Verri , Antonio Camurri

Facial Emotion Analysis (FEA) plays a crucial role in visual affective computing, aiming to infer a person's emotional state based on facial data. Scientifically, facial expressions (FEs) result from the coordinated movement of facial…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Zhuozhao Hu , Kaishen Yuan , Xin Liu , Zitong Yu , Yuan Zong , Jingang Shi , Huanjing Yue , Jingyu Yang

In this paper, we present SAFER, a novel system for emotion recognition from facial expressions. It employs state-of-the-art deep learning techniques to extract various features from facial images and incorporates contextual information,…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Mijanur Palash , Bharat Bhargava