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Given the audio-visual clip of the speaker, facial reaction generation aims to predict the listener's facial reactions. The challenge lies in capturing the relevance between video and audio while balancing appropriateness, realism, and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Jiaming Li , Sheng Wang , Xin Wang , Yitao Zhu , Honglin Xiong , Zixu Zhuang , Qian Wang

Diffusion models have achieved promising results in image restoration tasks, yet suffer from time-consuming, excessive computational resource consumption, and unstable restoration. To address these issues, we propose a robust and efficient…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Hai Jiang , Ao Luo , Songchen Han , Haoqiang Fan , Shuaicheng Liu

Facial Emotion Recognition (FER) plays a crucial role in computer vision, with significant applications in human-computer interaction, affective computing, and areas such as mental health monitoring and personalized learning environments.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Arnab Kumar Roy , Hemant Kumar Kathania , Adhitiya Sharma

Vision-centric perception systems for autonomous driving have gained considerable attention recently due to their cost-effectiveness and scalability, especially compared to LiDAR-based systems. However, these systems often struggle in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Jinlong Li , Baolu Li , Zhengzhong Tu , Xinyu Liu , Qing Guo , Felix Juefei-Xu , Runsheng Xu , Hongkai Yu

Despite significant progress over the past few years, ambiguity is still a key challenge in Facial Expression Recognition (FER). It can lead to noisy and inconsistent annotation, which hinders the performance of deep learning models in…

Computer Vision and Pattern Recognition · Computer Science 2022-09-22 Nhat Le , Khanh Nguyen , Quang Tran , Erman Tjiputra , Bac Le , Anh Nguyen

Emotions play a central role in the social life of every human being, and their study, which represents a multidisciplinary subject, embraces a great variety of research fields. Especially concerning the latter, the analysis of facial…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Fabio Valerio Massoli , Donato Cafarelli , Claudio Gennaro , Giuseppe Amato , Fabrizio Falchi

Facial Expression Recognition (FER) is an important task in computer vision and has wide applications in human-computer interaction, intelligent security, emotion analysis, and other fields. However, the limited size of FER datasets limits…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Jun Yu , Zhongpeng Cai , Renda Li , Gongpeng Zhao , Guochen Xie , Jichao Zhu , Wangyuan Zhu

Under-display ToF imaging aims to achieve accurate depth sensing through a ToF camera placed beneath a screen panel. However, transparent OLED (TOLED) layers introduce severe degradations-such as signal attenuation, multi-path interference…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Xin Qiao , Matteo Poggi , Xing Wei , Pengchao Deng , Yanhui Zhou , Stefano Mattoccia

Current deep learning methods for low-light image enhancement (LLIE) typically rely on pixel-wise mapping learned from paired data. However, these methods often overlook the importance of considering degradation representations, which can…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Tao Wang , Kaihao Zhang , Ziqian Shao , Wenhan Luo , Bjorn Stenger , Tae-Kyun Kim , Wei Liu , Hongdong Li

Facial expression recognition (FER) systems in low-resolution settings face significant challenges in accurately identifying expressions due to the loss of fine-grained facial details. This limitation is especially problematic for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-17 Syed Sameen Ahmad Rizvi , Soham Kumar , Aryan Seth , Pratik Narang

In recent years, Facial Expression Recognition (FER) has gained increasing attention. Most current work focuses on supervised learning, which requires a large amount of labeled and diverse images, while FER suffers from the scarcity of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Jie Song , Mengqiao He , Jinhua Feng , Bairong Shen

Diffusion models have shown remarkable results for image generation, editing and inpainting. Recent works explore diffusion models for 3D shape generation with neural implicit functions, i.e., signed distance function and occupancy…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Junsheng Zhou , Weiqi Zhang , Baorui Ma , Kanle Shi , Yu-Shen Liu , Zhizhong Han

Diffusion models have achieved significant success in both natural image and medical image domains, encompassing a wide range of applications. Previous investigations in medical images have often been constrained to specific anatomical…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Yongrui Yu , Yannian Gu , Shaoting Zhang , Xiaofan Zhang

Leveraging the powerful capabilities of diffusion models has yielded quite effective results in medical image segmentation tasks. However, existing methods typically transfer the original training process directly without specific…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Qilin Huang , Tianyu Lin , Zhiguang Chen , Fudan Zheng

Faithful image super-resolution (SR) not only needs to recover images that appear realistic, similar to image generation tasks, but also requires that the restored images maintain fidelity and structural consistency with the input. To this…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Junyang Chen , Jinshan Pan , Jiangxin Dong

Deep Neural Networks (DNNs) have shown to outperform traditional methods in various visual recognition tasks including Facial Expression Recognition (FER). In spite of efforts made to improve the accuracy of FER systems using DNN, existing…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Behzad Hasani , Mohammad H. Mahoor

Recently, there has been a significant advancement in text-to-image diffusion models, leading to groundbreaking performance in 2D image generation. These advancements have been extended to 3D models, enabling the generation of novel 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Jangho Park , Gihyun Kwon , Jong Chul Ye

In-the-wild dynamic facial expression recognition (DFER) encounters a significant challenge in recognizing emotion-related expressions, which are often temporally and spatially diluted by emotion-irrelevant expressions and global context.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Xingjian Wang , Li Chai

Dynamic facial expression recognition (DFER) in the wild is still hindered by data limitations, e.g., insufficient quantity and diversity of pose, occlusion and illumination, as well as the inherent ambiguity of facial expressions. In…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Yin Chen , Jia Li , Shiguang Shan , Meng Wang , Richang Hong

We present a soft benchmark for calibrating facial expression recognition (FER). While prior works have focused on identifying affective states, we find that FER models are uncalibrated. This is particularly true when out-of-distribution…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Dexter Neo , Tsuhan Chen