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Surgical phase recognition is crucial to providing surgery understanding in smart operating rooms. Despite great progress in automatic surgical phase recognition, most existing methods are still restricted by two problems. First, these…

Computer Vision and Pattern Recognition · Computer Science 2023-11-17 Xingjian Luo , You Pang , Zhen Chen , Jinlin Wu , Zongmin Zhang , Zhen Lei , Hongbin Liu

Real-time surgical phase recognition is a fundamental task in modern operating rooms. Previous works tackle this task relying on architectures arranged in spatio-temporal order, however, the supportive benefits of intermediate spatial…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Xiaojie Gao , Yueming Jin , Yonghao Long , Qi Dou , Pheng-Ann Heng

Capitalizing on image-level pre-trained models for various downstream tasks has recently emerged with promising performance. However, the paradigm of "image pre-training followed by video fine-tuning" for high-dimensional video data…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Shu Yang , Zhiyuan Cai , Luyang Luo , Ning Ma , Shuchang Xu , Hao Chen

To develop intelligent speech assistants and integrate them seamlessly with intra-operative decision-support frameworks, accurate and efficient surgical phase recognition is a prerequisite. In this study, we propose a multimodal framework…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-24 Kubilay Can Demir , Belen Lojo Rodriguez , Tobias Weise , Andreas Maier , Seung Hee Yang

To assist surgeons in the operating theatre, surgical phase recognition is critical for developing computer-assisted surgical systems, which requires comprehensive understanding of surgical videos. Although existing studies made great…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Zhen Chen , Yuhao Zhai , Jun Zhang , Jinqiao Wang

Real-time algorithms for automatically recognizing surgical phases are needed to develop systems that can provide assistance to surgeons, enable better management of operating room (OR) resources and consequently improve safety within the…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Gaurav Yengera , Didier Mutter , Jacques Marescaux , Nicolas Padoy

This paper presents the Holistic and Multi-Granular Surgical Scene Understanding of Prostatectomies (GraSP) dataset, a curated benchmark that models surgical scene understanding as a hierarchy of complementary tasks with varying levels of…

Robot-assisted surgery (RAS) has become a critical paradigm in modern surgery, promoting patient recovery and reducing the burden on surgeons through minimally invasive approaches. To fully realize its potential, however, a precise…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Garam Kim , Tae Kyeong Jeong , Juyoun Park

Purpose: Machine learning models can only be reliably evaluated if training, validation, and test data splits are representative and not affected by the absence of classes of interest. Surgical workflow and instrument recognition tasks are…

Machine Learning · Computer Science 2024-02-06 Georgii Kostiuchik , Lalith Sharan , Benedikt Mayer , Ivo Wolf , Bernhard Preim , Sandy Engelhardt

Automatic recognition of surgical phases in surgical videos is a fundamental task in surgical workflow analysis. In this report, we propose a Transformer-based method that utilizes calibrated confidence scores for a 2-stage inference…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Yunfan Li , Vinayak Shenoy , Prateek Prasanna , I. V. Ramakrishnan , Haibin Ling , Himanshu Gupta

In recent years, the landscape of computer-assisted interventions and post-operative surgical video analysis has been dramatically reshaped by deep-learning techniques, resulting in significant advancements in surgeons' skills, operation…

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…

In minimally invasive surgery, surgical workflow segmentation from video analysis is a well studied topic. The conventional approach defines it as a multi-class classification problem, where individual video frames are attributed a surgical…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Yitong Zhang , Sophia Bano , Ann-Sophie Page , Jan Deprest , Danail Stoyanov , Francisco Vasconcelos

Computer-assisted surgery research requires large, deeply annotated video datasets that capture clinical and technical variability. Existing cataract surgery resources lack the diversity and annotation depth required to train generalizable…

Phase recognition plays an essential role for surgical workflow analysis in computer assisted intervention. Transformer, originally proposed for sequential data modeling in natural language processing, has been successfully applied to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-05 Xiaoyang Zou , Wenyong Liu , Junchen Wang , Rong Tao , Guoyan Zheng

Surgical phase recognition is a basic component for different context-aware applications in computer- and robot-assisted surgery. In recent years, several methods for automatic surgical phase recognition have been proposed, showing…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Isabel Funke , Dominik Rivoir , Stefanie Speidel

Pituitary tumors often cause deformation or encapsulation of adjacent vital structures. Anatomical structure segmentation can provide surgeons with early warnings of regions that pose surgical risks, thereby enhancing the safety of…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Lumin Chen , Zhiying Wu , Tianye Lei , Xuexue Bai , Ming Feng , Yuxi Wang , Gaofeng Meng , Zhen Lei , Hongbin Liu

Objective: Surgical activity recognition is a fundamental step in computer-assisted interventions. This paper reviews the state-of-the-art in methods for automatic recognition of fine-grained gestures in robotic surgery focusing on recent…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Beatrice van Amsterdam , Matthew J. Clarkson , Danail Stoyanov

Surgical phase recognition is of particular interest to computer assisted surgery systems, in which the goal is to predict what phase is occurring at each frame for a surgery video. Networks with multi-stage architecture have been widely…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Fangqiu Yi , Tingting Jiang

Online surgical phase recognition has drawn great attention most recently due to its potential downstream applications closely related to human life and health. Despite deep models have made significant advances in capturing the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Yufei Li , Jirui Wu , Long Tian , Liming Wang , Xiaonan Liu , Zijun Liu , Xiyang Liu