English
Related papers

Related papers: Co-Occurrence Matters: Learning Action Relation fo…

200 papers

Solving multi-label recognition (MLR) for images in the low-label regime is a challenging task with many real-world applications. Recent work learns an alignment between textual and visual spaces to compensate for insufficient image labels,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Ximeng Sun , Ping Hu , Kate Saenko

Weakly-supervised temporal action localization (WS-TAL) aims to localize actions in untrimmed videos with only video-level labels. Most existing models follow the "localization by classification" procedure: locate temporal regions…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Can Zhang , Meng Cao , Dongming Yang , Jie Chen , Yuexian Zou

Partial multi-label learning aims to extract knowledge from incompletely annotated data, which includes known correct labels, known incorrect labels, and unknown labels. The core challenge lies in accurately identifying the ambiguous…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Xin Wu , Fei Teng , Yue Feng , Kaibo Shi , Zhuosheng Lin , Ji Zhang , James Wang

Real-world videos often contain overlapping events and complex temporal dependencies, making multimodal interaction modeling particularly challenging. We introduce DEL, a framework for dense semantic action localization, aiming to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Mona Ahmadian , Amir Shirian , Frank Guerin , Andrew Gilbert

Weakly-supervised Temporal Action Localization (WTAL) has achieved notable success but still suffers from a lack of temporal annotations, leading to a performance and framework gap compared with fully-supervised methods. While recent…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Ziyi Liu , Yangcen Liu

Traditional learning systems are trained in closed-world for a fixed number of classes, and need pre-collected datasets in advance. However, new classes often emerge in real-world applications and should be learned incrementally. For…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Da-Wei Zhou , Han-Jia Ye , De-Chuan Zhan

Causal discovery from observational data is fundamental to scientific fields like biology, where controlled experiments are often impractical. However, existing methods, including constraint-based (e.g., PC, causalMGM) and score-based…

Machine Learning · Computer Science 2025-10-14 Zhenjiang Fan , Zengyi Qin , Yuanning Zheng , Bo Xiong , Summer Han

Activity recognition is a challenging problem with many practical applications. In addition to the visual features, recent approaches have benefited from the use of context, e.g., inter-relationships among the activities and objects.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Mahmudul Hasan , Sujoy Paul , Anastasios I. Mourikis , Amit K. Roy-Chowdhury

Identifying multiple novel classes in an image, known as open-vocabulary multi-label recognition, is a challenging task in computer vision. Recent studies explore the transfer of powerful vision-language models such as CLIP. However, these…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Hao Tan , Zichang Tan , Jun Li , Ajian Liu , Jun Wan , Zhen Lei

Weakly Supervised Object Localization (WSOL) aims to localize objects with image-level supervision. Existing works mainly rely on Class Activation Mapping (CAM) derived from a classification model. However, CAM-based methods usually focus…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Jilan Xu , Junlin Hou , Yuejie Zhang , Rui Feng , Rui-Wei Zhao , Tao Zhang , Xuequan Lu , Shang Gao

The increased availability of interactive maps on the Internet and on personal mobile devices has created new challenges in computational cartography and, in particular, for label placement in maps. Operations like rotation, zoom, and…

Computational Geometry · Computer Science 2016-09-22 Lukas Barth , Benjamin Niedermann , Martin Nöllenburg , Darren Strash

Heterogeneous networks not only present a challenge of heterogeneity in the types of nodes and relations, but also the attributes and content associated with the nodes. While recent works have looked at representation learning on…

Social and Information Networks · Computer Science 2018-05-15 Chuxu Zhang , Ananthram Swami , Nitesh V. Chawla

Test-time adaptation (TTA) has gained increasing popularity due to its efficacy in addressing ``distribution shift'' issue while simultaneously protecting data privacy. However, most prior methods assume that a paired source domain model…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Aiming Zhang , Tianyuan Yu , Liang Bai , Jun Tang , Yanming Guo , Yirun Ruan , Yun Zhou , Zhihe Lu

Temporal action proposals are a common module in action detection pipelines today. Most current methods for training action proposal modules rely on fully supervised approaches that require large amounts of annotated temporal action…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Jingwei Ji , Kaidi Cao , Juan Carlos Niebles

Temporal Action Localization (TAL) aims to identify actions' start, end, and class labels in untrimmed videos. While recent advancements using transformer networks and Feature Pyramid Networks (FPN) have enhanced visual feature recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Edward Fish , Jon Weinbren , Andrew Gilbert

Weakly supervised temporal action localization (WTAL) aims to detect action instances in untrimmed videos using only video-level annotations. Since many existing works optimize WTAL models based on action classification labels, they…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Geuntaek Lim , Hyunwoo Kim , Joonsoo Kim , Yukyung Choi

Aggregated search aims to construct search result pages (SERPs) from blue-links and heterogeneous modules (such as news, images, and videos). Existing studies have largely ignored the correlations between blue-links and heterogeneous…

Information Retrieval · Computer Science 2019-08-09 Xinting Huang , Jianzhong Qi , Yu Sun , Rui Zhang , Hai-Tao Zheng

Long-term action recognition (LTAR) is challenging due to extended temporal spans with complex atomic action correlations and visual confounders. Although vision-language models (VLMs) have shown promise, they often rely on statistical…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Xu Shaowu , Jia Xibin , Gao Junyu , Sun Qianmei , Chang Jing , Fan Chao

Active learning (AL) is a prominent technique for reducing the annotation effort required for training machine learning models. Deep learning offers a solution for several essential obstacles to deploying AL in practice but introduces many…

Computation and Language · Computer Science 2022-05-10 Akim Tsvigun , Artem Shelmanov , Gleb Kuzmin , Leonid Sanochkin , Daniil Larionov , Gleb Gusev , Manvel Avetisian , Leonid Zhukov

Point-level weakly-supervised temporal action localization (PWTAL) aims to localize actions with only a single timestamp annotation for each action instance. Existing methods tend to mine dense pseudo labels to alleviate the label sparsity,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Yueyang Li , Yonghong Hou , Wanqing Li
‹ Prev 1 4 5 6 7 8 10 Next ›