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When technical requirements are high, and patient outcomes are critical, opportunities for monitoring and improving surgical skills via objective motion analysis feedback may be particularly beneficial. This narrative review synthesises…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Merryn D. Constable , Hubert P. H. Shum , Stephen Clark

Purpose: Foundation models, trained on multitudes of public datasets, often require additional fine-tuning or re-prompting mechanisms to be applied to visually distinct target domains such as surgical videos. Further, without domain…

Image and Video Processing · Electrical Eng. & Systems 2025-07-02 Ssharvien Kumar Sivakumar , Yannik Frisch , Amin Ranem , Anirban Mukhopadhyay

Automated analysis of surgical videos is crucial for improving surgical training, workflow optimization, and postoperative assessment. We introduce a CSMAE, Masked Autoencoder (MAE)-based pretraining approach, specifically developed for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Nisarg A. Shah , Wele Gedara Chaminda Bandara , Shameema Skider , S. Swaroop Vedula , Vishal M. Patel

Activity recognition in surgical videos is a key research area for developing next-generation devices and workflow monitoring systems. Since surgeries are long processes with highly-variable lengths, deep learning models used for surgical…

Computer Vision and Pattern Recognition · Computer Science 2022-09-08 Zhuohong He , Ali Mottaghi , Aidean Sharghi , Muhammad Abdullah Jamal , Omid Mohareri

Robotic surgery has become a powerful tool for performing minimally invasive procedures, providing advantages in dexterity, precision, and 3D vision, over traditional surgery. One popular robotic system is the da Vinci surgical platform,…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Menglong Ye , Edward Johns , Ankur Handa , Lin Zhang , Philip Pratt , Guang-Zhong Yang

Recent advances in robot-assisted surgery have resulted in progressively more precise, efficient, and minimally invasive procedures, sparking a new era of robotic surgical intervention. This enables doctors, in collaborative interaction…

Robotics · Computer Science 2024-01-30 Samuel Schmidgall , Axel Krieger , Jason Eshraghian

Spatiotemporal reasoning is a fundamental capability for artificial intelligence (AI) in soft tissue surgery, paving the way for intelligent assistive systems and autonomous robotics. While 2D vision-language models show increasing promise…

Recent breakthroughs in self-supervised learning have enabled the use of large unlabeled datasets to train visual foundation models that can generalize to a variety of downstream tasks. While this training paradigm is well suited for the…

Large-scale video-language pretraining enables strong generalization across multimodal tasks but often incurs prohibitive computational costs. Although recent advances in masked visual modeling help mitigate this issue, they still suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weijun Zhuang , Yuqing Huang , Weikang Meng , Xin Li , Ming Liu , Xiaopeng Hong , Yaowei Wang , Wangmeng Zuo

Video feedback provides a wealth of information about surgical procedures and is the main sensory cue for surgeons. Scene understanding is crucial to computer assisted interventions (CAI) and to post-operative analysis of the surgical…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Maria Grammatikopoulou , Evangello Flouty , Abdolrahim Kadkhodamohammadi , Gwenol'e Quellec , Andre Chow , Jean Nehme , Imanol Luengo , Danail Stoyanov

Video-based facial affect analysis has recently attracted increasing attention owing to its critical role in human-computer interaction. Previous studies mainly focus on developing various deep learning architectures and training them in a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Licai Sun , Zheng Lian , Kexin Wang , Yu He , Mingyu Xu , Haiyang Sun , Bin Liu , Jianhua Tao

While pre-training large-scale video-language models (VLMs) has shown remarkable potential for various downstream video-language tasks, existing VLMs can still suffer from certain commonly seen limitations, e.g., coarse-grained cross-modal…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Hao Fei , Shengqiong Wu , Meishan Zhang , Min Zhang , Tat-Seng Chua , Shuicheng Yan

Video foundation models achieve strong performance across many video understanding tasks, but typically require large-scale pre-training on massive video datasets, resulting in substantial data and compute costs. In contrast, modern image…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Svetlana Orlova , Niccolò Cavagnero , Gijs Dubbelman

Anticipating forthcoming surgical events is vital for real-time assistance in endonasal transsphenoidal pituitary surgery, where visibility is limited and workflow changes rapidly. Most visual question answering (VQA) systems reason on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Shreyas C. Dhake , Jiayuan Huang , Runlong He , Danyal Z. Khan , Evangelos B. Mazomenos , Sophia Bano , Hani J. Marcus , Danail Stoyanov , Matthew J. Clarkson , Mobarak I. Hoque

Surgical workflow anticipation is the task of predicting the timing of relevant surgical events from live video data, which is critical in Robotic-Assisted Surgery (RAS). Accurate predictions require the use of spatial information to model…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Francis Xiatian Zhang , Jingjing Deng , Robert Lieck , Hubert P. H. Shum

A key element of computer-assisted surgery systems is phase recognition of surgical videos. Existing phase recognition algorithms require frame-wise annotation of a large number of videos, which is time and money consuming. In this work we…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Roy Hirsch , Regev Cohen , Mathilde Caron , Tomer Golany , Daniel Freedman , Ehud Rivlin

Surgical video segmentation is crucial for computer-assisted surgery, enabling precise localization and tracking of instruments and tissues. Interactive Video Object Segmentation (iVOS) models such as Segment Anything Model 2 (SAM2) provide…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Haofeng Liu , Ziyue Wang , Sudhanshu Mishra , Mingqi Gao , Guanyi Qin , Chang Han Low , Alex Y. W. Kong , Yueming Jin

Video summarization aims to generate a concise representation of a video, capturing its essential content and key moments while reducing its overall length. Although several methods employ attention mechanisms to handle long-term…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Jaewon Son , Jaehun Park , Kwangsu Kim

Despite advancements in robotic-assisted surgery, automating complex tasks like suturing remain challenging due to the need for adaptability and precision. Learning-based approaches, particularly reinforcement learning (RL) and imitation…

Robotics · Computer Science 2025-02-12 Jin Wu , Haoying Zhou , Peter Kazanzides , Adnan Munawar , Anqi Liu

Spatio-temporal feature learning is of central importance for action recognition in videos. Existing deep neural network models either learn spatial and temporal features independently (C2D) or jointly with unconstrained parameters (C3D).…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Chao Li , Qiaoyong Zhong , Di Xie , Shiliang Pu