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Related papers: PriorNet: Prior-Guided Engagement Estimation from …

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Engagement detection in online learning environments is vital for improving student outcomes and personalizing instruction. We present ViBED-Net (Video-Based Engagement Detection Network), a novel deep learning framework designed to assess…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Prateek Gothwal , Deeptimaan Banerjee , Ashis Kumer Biswas

Category-level 6D pose estimation aims to predict the poses and sizes of unseen objects from a specific category. Thanks to prior deformation, which explicitly adapts a category-specific 3D prior (i.e., a 3D template) to a given object…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Jianhui Liu , Yukang Chen , Xiaoqing Ye , Xiaojuan Qi

Remote sensing image-text retrieval plays a crucial role in remote sensing interpretation, yet remains challenging under both closed-domain and open-domain scenarios due to semantic noise and domain shifts. To address these issues, we…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Jiancheng Pan , Muyuan Ma , Qing Ma , Cong Bai , Shengyong Chen

Engagement is a key indicator of the quality of learning experience, and one that plays a major role in developing intelligent educational interfaces. Any such interface requires the ability to recognise the level of engagement in order to…

Computer Vision and Pattern Recognition · Computer Science 2019-07-09 Omid Mohamad Nezami , Mark Dras , Len Hamey , Deborah Richards , Stephen Wan , Cecile Paris

In this work, we revisit the prior mask guidance proposed in ``Prior Guided Feature Enrichment Network for Few-Shot Segmentation''. The prior mask serves as an indicator that highlights the region of interests of unseen categories, and it…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Xiaoliu Luo , Zhuotao Tian , Taiping Zhang , Bei Yu , Yuan Yan Tang , Jiaya Jia

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

The use of deep learning techniques for automatic facial expression recognition has recently attracted great interest but developed models are still unable to generalize well due to the lack of large emotion datasets for deep learning. To…

Computer Vision and Pattern Recognition · Computer Science 2018-05-28 Dung Nguyen , Kien Nguyen , Sridha Sridharan , Iman Abbasnejad , David Dean , Clinton Fookes

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

In this paper, we consider the problem of real-time video-based facial emotion analytics, namely, facial expression recognition, prediction of valence and arousal and detection of action unit points. We propose the novel frame-level emotion…

Computer Vision and Pattern Recognition · Computer Science 2022-05-25 Andrey V. Savchenko

Point-level weakly-supervised temporal sentiment localization (P-WTSL) aims to detect sentiment-relevant segments in untrimmed multimodal videos using timestamp sentiment annotations, which greatly reduces the costly frame-level labeling.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Cailing Han , Zhangbin Li , Jinxing Zhou , Wei Qian , Jingjing Hu , Yanghao Zhou , Zhangling Duan , Dan Guo

Incorporating individual-level cognitive priors offers an important route to personalizing neural networks, yet accurately eliciting such priors remains challenging: existing methods either fail to uniquely identify them or introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Haijiang Yan , Nick Chater , Adam Sanborn

Engagement in virtual learning is crucial for a variety of factors including student satisfaction, performance, and compliance with learning programs, but measuring it is a challenging task. There is therefore considerable interest in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Ali Abedi , Shehroz S. Khan

We collected a new dataset that includes approximately eight hours of audiovisual recordings of a group of students and their self-evaluation scores for classroom engagement. The dataset and data analysis scripts are available on our…

Human-Computer Interaction · Computer Science 2023-04-19 Alpay Sabuncuoglu , T. Metin Sezgin

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…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Yifan Li , Haomiao Sun , Zhaori Liu , Hu Han

Although deep learning based methods have achieved great progress in unsupervised video object segmentation, difficult scenarios (e.g., visual similarity, occlusions, and appearance changing) are still not well-handled. To alleviate these…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Daizong Liu , Dongdong Yu , Changhu Wang , Pan Zhou

Facial emotion recognition is a vast and complex problem space within the domain of computer vision and thus requires a universally accepted baseline method with which to evaluate proposed models. While test datasets have served this…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Nyle Siddiqui , Rushit Dave , Tyler Bauer , Thomas Reither , Dylan Black , Mitchell Hanson

Micro-expression has emerged as a promising modality in affective computing due to its high objectivity in emotion detection. Despite the higher recognition accuracy provided by the deep learning models, there are still significant scope…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Viswanatha Reddy Gajjala , Sai Prasanna Teja Reddy , Snehasis Mukherjee , Shiv Ram Dubey

Deep learning-based face recognition (FR) systems pose significant privacy risks by tracking users without their consent. While adversarial attacks can protect privacy, they often produce visible artifacts compromising user experience. To…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Fahad Shamshad , Muzammal Naseer , Karthik Nandakumar

Video prediction is a pixel-level task that generates future frames by employing the historical frames. There often exist continuous complex motions, such as object overlapping and scene occlusion in video, which poses great challenges to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Ping Li , Chenhan Zhang , Xianghua Xu

The recent research of facial expression recognition has made a lot of progress due to the development of deep learning technologies, but some typical challenging problems such as the variety of rich facial expressions and poses are still…

Computer Vision and Pattern Recognition · Computer Science 2019-07-26 Wenxuan Wang , Qiang Sun , Tao Chen , Chenjie Cao , Ziqi Zheng , Guoqiang Xu , Han Qiu , Yanwei Fu
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