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Related papers: ProSkill: Segment-Level Skill Assessment in Proced…

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Recent advances in computer vision have made it possible to automatically assess from videos the manipulation skills of humans in performing a task, which breeds many important applications in domains such as health rehabilitation and…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Zhenqiang Li , Yifei Huang , Minjie Cai , Yoichi Sato

Spatio-temporal action detection is an important and challenging problem in video understanding. The existing action detection benchmarks are limited in aspects of small numbers of instances in a trimmed video or low-level atomic actions.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Yixuan Li , Lei Chen , Runyu He , Zhenzhi Wang , Gangshan Wu , Limin Wang

Partial label learning is a type of weakly supervised learning, where each training instance corresponds to a set of candidate labels, among which only one is true. In this paper, we introduce ProPaLL, a novel probabilistic approach to this…

Machine Learning · Computer Science 2022-08-23 Łukasz Struski , Jacek Tabor , Bartosz Zieliński

Skill extraction and recommendation systems have been studied from recruiter, applicant, and education perspectives. While AI applications in job advertisements have received broad attention, deficiencies in the instructed skills side…

Computation and Language · Computer Science 2026-03-04 Nurlan Musazade , Joszef Mezei , Mike Zhang

We present ExAct, a new video-language benchmark for expert-level understanding of skilled physical human activities. Our new benchmark contains 3521 expert-curated video question-answer pairs spanning 11 physical activities in 6 domains:…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Han Yi , Yulu Pan , Feihong He , Xinyu Liu , Benjamin Zhang , Oluwatumininu Oguntola , Gedas Bertasius

Mistake analysis in procedural activities is a critical area of research with applications spanning industrial automation, physical rehabilitation, education and human-robot collaboration. This paper reviews vision-based methods for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Konstantinos Bacharidis , Antonis A. Argyros

In surgical training for medical students, proficiency development relies on expert-led skill assessment, which is costly, time-limited, difficult to scale, and its expertise remains confined to institutions with available specialists.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Le Ma , Thiago Freitas dos Santos , Nadia Magnenat-Thalmann , Katarzyna Wac

Understanding the steps required to perform a task is an important skill for AI systems. Learning these steps from instructional videos involves two subproblems: (i) identifying the temporal boundary of sequentially occurring segments and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Anil Batra , Shreyank N Gowda , Frank Keller , Laura Sevilla-Lara

Acting is an important decisional function for autonomous robots. Acting relies on skills to implement and to model the activities it oversees: refinement, local recovery, temporal dispatching, external asynchronous events, and commands…

Robotics · Computer Science 2025-02-24 Félix Ingrand

Laparoscopic surgery is a complex surgical technique that requires extensive training. Recent advances in deep learning have shown promise in supporting this training by enabling automatic video-based assessment of surgical skills. However,…

Weakly Supervised Temporal Action Localization (WSTAL) aims to localize and classify action instances in long untrimmed videos with only video-level category labels. Due to the lack of snippet-level supervision for indicating action…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Jia-Run Du , Jia-Chang Feng , Kun-Yu Lin , Fa-Ting Hong , Xiao-Ming Wu , Zhongang Qi , Ying Shan , Wei-Shi Zheng

Improved surgical skill is generally associated with improved patient outcomes, although assessment is subjective; labour-intensive; and requires domain specific expertise. Automated data driven metrics can alleviate these difficulties, as…

Action spotting is crucial in sports analytics as it enables the precise identification and categorization of pivotal moments in sports matches, providing insights that are essential for performance analysis and tactical decision-making.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Yassine Benzakour , Bruno Cabado , Silvio Giancola , Anthony Cioppa , Bernard Ghanem , Marc Van Droogenbroeck

An examination of object recognition challenge leaderboards (ILSVRC, PASCAL-VOC) reveals that the top-performing classifiers typically exhibit small differences amongst themselves in terms of error rate/mAP. To better differentiate the top…

Computer Vision and Pattern Recognition · Computer Science 2016-11-28 Ravi Kiran Sarvadevabhatla , Shanthakumar Venkatraman , R. Venkatesh Babu

Video summarization helps turn long videos into clear, concise representations that are easier to review, document, and analyze, especially in high-stakes domains like surgical training. Prior work has progressed from using basic visual…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Shreya Rajpal , Michal Golovanevsky , Carsten Eickhoff

Benchmarking functionalities in current commercial process mining tools allow organizations to contextualize their process performance through high-level performance indicators, such as completion rate or throughput time. However, they do…

Software Engineering · Computer Science 2025-04-24 Luka Abb , Majid Rafiei , Timotheus Kampik , Jana-Rebecca Rehse

Purpose: Finding effective methods of discriminating surgeon technical skill is a complex problem to solve computationally. Previous research has shown non-expert crowd evaluations of surgical performances are as accurate as the gold…

Human-Computer Interaction · Computer Science 2019-11-05 Jason D Kelly , Ashley Petersen , Thomas S Lendvay , Timothy M Kowalewski

Surgical skills have a great influence on surgical safety and patients' well-being. Traditional assessment of surgical skills involves strenuous manual efforts, which lacks efficiency and repeatability. Therefore, we attempt to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-03 Daochang Liu , Qiyue Li , Tingting Jiang , Yizhou Wang , Rulin Miao , Fei Shan , Ziyu Li

In this paper we consider the problem of classifying fine-grained, multi-step activities (e.g., cooking different recipes, making disparate home improvements, creating various forms of arts and crafts) from long videos spanning up to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-20 Xudong Lin , Fabio Petroni , Gedas Bertasius , Marcus Rohrbach , Shih-Fu Chang , Lorenzo Torresani

Assistants on assembly tasks show great potential to benefit humans ranging from helping with everyday tasks to interacting in industrial settings. However, evaluation resources in assembly activities are underexplored. To foster system…

Computation and Language · Computer Science 2026-04-08 Kimihiro Hasegawa , Wiradee Imrattanatrai , Masaki Asada , Susan Holm , Yuran Wang , Vincent Zhou , Ken Fukuda , Teruko Mitamura