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Related papers: Towards Surgical Context Inference and Translation…

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Surgical context inference has recently garnered significant attention in robot-assisted surgery as it can facilitate workflow analysis, skill assessment, and error detection. However, runtime context inference is challenging since it…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Zongyu Li , Ian Reyes , Homa Alemzadeh

We propose a novel multi-modal and multi-task architecture for simultaneous low level gesture and surgical task classification in Robot Assisted Surgery (RAS) videos.Our end-to-end architecture is based on the principles of a long…

Computer Vision and Pattern Recognition · Computer Science 2018-05-03 Duygu Sarikaya , Khurshid A. Guru , Jason J. Corso

Accurate, real-time segmentation of vessel structures in ultrasound image sequences can aid in the measurement of lumen diameters and assessment of vascular diseases. This, however, remains a challenging task, particularly for extremely…

Image and Video Processing · Electrical Eng. & Systems 2021-11-05 Baichuan Jiang , Alvin Chen , Shyam Bharat , Mingxin Zheng

Segmenting and recognizing surgical operation trajectories into distinct, meaningful gestures is a critical preliminary step in surgical workflow analysis for robot-assisted surgery. This step is necessary for facilitating learning from…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Zhili Yuan , Jialin Lin , Dandan Zhang

Purpose: We propose a formal framework for the modeling and segmentation of minimally-invasive surgical tasks using a unified set of motion primitives (MPs) to enable more objective labeling and the aggregation of different datasets.…

Robotics · Computer Science 2023-05-16 Kay Hutchinson , Ian Reyes , Zongyu Li , Homa Alemzadeh

Semantic Segmentation combines two sub-tasks: the identification of pixel-level image masks and the application of semantic labels to those masks. Recently, so-called Foundation Models have been introduced; general models trained on very…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 David Balaban , Justin Medich , Pranay Gosar , Justin Hart

Surgical tool segmentation in endoscopic images is the first step towards pose estimation and (sub-)task automation in challenging minimally invasive surgical operations. While many approaches in the literature have shown great results…

Robotics · Computer Science 2019-02-14 Cristian da Costa Rocha , Nicolas Padoy , Benoit Rosa

Automatic surgical gesture recognition is a prerequisite of intra-operative computer assistance and objective surgical skill assessment. Prior works either require additional sensors to collect kinematics data or have limitations on…

Image and Video Processing · Electrical Eng. & Systems 2020-07-15 Jinglu Zhang , Yinyu Nie , Yao Lyu , Hailin Li , Jian Chang , Xiaosong Yang , Jian Jun Zhang

Surgical gesture recognition is important for surgical data science and computer-aided intervention. Even with robotic kinematic information, automatically segmenting surgical steps presents numerous challenges because surgical…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Beatrice van Amsterdam , Matthew J. Clarkson , Danail Stoyanov

Remote sensing imagery has attracted significant attention in recent years due to its instrumental role in global environmental monitoring, land usage monitoring, and more. As image databases grow each year, performing automatic…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Jielu Zhang , Zhongliang Zhou , Gengchen Mai , Mengxuan Hu , Zihan Guan , Sheng Li , Lan Mu

Analyzing surgical workflow is crucial for surgical assistance robots to understand surgeries. With the understanding of the complete surgical workflow, the robots are able to assist the surgeons in intra-operative events, such as by giving…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Yutong Ban , Guy Rosman , Thomas Ward , Daniel Hashimoto , Taisei Kondo , Hidekazu Iwaki , Ozanan Meireles , Daniela Rus

Surgical scene segmentation is critical in computer-assisted surgery and is vital for enhancing surgical quality and patient outcomes. Recently, referring surgical segmentation is emerging, given its advantage of providing surgeons with an…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Haofeng Liu , Mingqi Gao , Xuxiao Luo , Ziyue Wang , Guanyi Qin , Junde Wu , Yueming Jin

Sketch semantic segmentation is a well-explored and pivotal problem in computer vision involving the assignment of pre-defined part labels to individual strokes. This paper presents ContextSeg - a simple yet highly effective approach to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Jiawei Wang , Changjian Li

Self-attention is of vital importance in semantic segmentation as it enables modeling of long-range context, which translates into improved performance. We argue that it is equally important to model short-range context, especially to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Hasib Zunair , A. Ben Hamza

Recognition of surgical gesture is crucial for surgical skill assessment and efficient surgery training. Prior works on this task are based on either variant graphical models such as HMMs and CRFs, or deep learning models such as Recurrent…

Computer Vision and Pattern Recognition · Computer Science 2018-06-22 Daochang Liu , Tingting Jiang

Many tasks in robot-assisted surgeries (RAS) can be represented by finite-state machines (FSMs), where each state represents either an action (such as picking up a needle) or an observation (such as bleeding). A crucial step towards the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Yidan Qin , Sahba Aghajani Pedram , Seyedshams Feyzabadi , Max Allan , A. Jonathan McLeod , Joel W. Burdick , Mahdi Azizian

Automatic surgical gesture recognition is fundamental for improving intelligence in robot-assisted surgery, such as conducting complicated tasks of surgery surveillance and skill evaluation. However, current methods treat each frame…

Artificial Intelligence · Computer Science 2020-02-21 Xiaojie Gao , Yueming Jin , Qi Dou , Pheng-Ann Heng

In clinical practice, segmenting specific lesions based on the needs of physicians can significantly enhance diagnostic accuracy and treatment efficiency. However, conventional lesion segmentation models lack the flexibility to distinguish…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Shuyi Ouyang , Jinyang Zhang , Xiangye Lin , Xilai Wang , Qingqing Chen , Yen-Wei Chen , Lanfen Lin

Contextual information in human environments, such as signs, symbols, and objects provide important information for robots to use for exploration and navigation. To identify and segment contextual information from complex images obtained in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Daniel Dworakowski , Goldie Nejat

Despite significant developments in the design of surgical robots and automated techniques for objective evaluation of surgical skills, there are still challenges in ensuring safety in robot-assisted minimally-invasive surgery (RMIS). This…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Zongyu Li , Kay Hutchinson , Homa Alemzadeh
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