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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…

图像与视频处理 · 电气工程与系统科学 2020-07-15 Jinglu Zhang , Yinyu Nie , Yao Lyu , Hailin Li , Jian Chang , Xiaosong Yang , Jian Jun Zhang

Automatic surgical phase recognition is one of the key technologies to support Video-Based Assessment (VBA) systems for surgical education. Utilizing temporal information is crucial for surgical phase recognition, hence various recent…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Bokai Zhang , Mohammad Hasan Sarhan , Bharti Goel , Svetlana Petculescu , Amer Ghanem

Computed tomography (CT) imaging could be very practical for diagnosing various diseases. However, the nature of the CT images is even more diverse since the resolution and number of the slices of a CT scan are determined by the machine and…

图像与视频处理 · 电气工程与系统科学 2022-07-11 Chih-Chung Hsu , Chi-Han Tsai , Guan-Lin Chen , Sin-Di Ma , Shen-Chieh Tai

Understanding sequential information is a fundamental task for artificial intelligence. Current neural networks attempt to learn spatial and temporal information as a whole, limited their abilities to represent large scale spatial…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Bo Pang , Kaiwen Zha , Hanwen Cao , Jiajun Tang , Minghui Yu , Cewu Lu

Surgical video understanding is crucial for facilitating Computer-Assisted Surgery (CAS) systems. Despite significant progress in existing studies, two major limitations persist, including inadequate visual content perception and…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Zhen Chen , Xingjian Luo , Kun Yuan , Jinlin Wu , Danny T. M. Chan , Nassir Navab , Hongbin Liu , Zhen Lei , Jiebo Luo

Clinical medical data, especially in the intensive care unit (ICU), consist of multivariate time series of observations. For each patient visit (or episode), sensor data and lab test results are recorded in the patient's Electronic Health…

机器学习 · 计算机科学 2017-03-23 Zachary C. Lipton , David C. Kale , Charles Elkan , Randall Wetzel

Understanding temporal dynamics in medical imaging is crucial for applications such as disease progression modeling, treatment planning and anatomical development tracking. However, most deep learning methods either consider only single…

计算机视觉与模式识别 · 计算机科学 2025-09-01 Nico Albert Disch , Yannick Kirchhoff , Robin Peretzke , Maximilian Rokuss , Saikat Roy , Constantin Ulrich , David Zimmerer , Klaus Maier-Hein

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…

计算机视觉与模式识别 · 计算机科学 2018-06-22 Daochang Liu , Tingting Jiang

Surgical action triplet recognition aims to understand fine-grained surgical behaviors by modeling the interactions among instruments, actions, and anatomical targets. Despite its clinical importance for workflow analysis and skill…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Yongjun Jeon , Jongmin Shin , Kanggil Park , Seonmin Park , Soyoung Lim , Jung Yong Kim , Jinsoo Rhu , Jongman Kim , Gyu-Seong Choi , Namkee Oh , Kyu-Hwan Jung

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…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Zongyu Li , Ian Reyes , Homa Alemzadeh

Surgical workflow recognition has numerous potential medical applications, such as the automatic indexing of surgical video databases and the optimization of real-time operating room scheduling, among others. As a result, phase recognition…

计算机视觉与模式识别 · 计算机科学 2016-05-24 Andru P. Twinanda , Sherif Shehata , Didier Mutter , Jacques Marescaux , Michel de Mathelin , Nicolas Padoy

In laparoscopy surgical training and evaluation, real-time detection of surgical actions with interpretable outputs is crucial for automated and real-time instructional feedback and skill development. Such capability would enable…

机器学习 · 计算机科学 2025-02-11 Baobing Zhang , Paul Sullivan , Benjie Tang , Ghulam Nabi , Mustafa Suphi Erden

Understanding the intricate workflows of cataract surgery requires modeling complex interactions between surgical tools, anatomical structures, and procedural techniques. Existing datasets primarily address isolated aspects of surgical…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Felix Holm , Gözde Ünver , Ghazal Ghazaei , Nassir Navab

The field of lung nodule detection and cancer prediction has been rapidly developing with the support of large public data archives. Previous studies have largely focused on cross-sectional (single) CT data. Herein, we consider longitudinal…

Objective: To develop and evaluate machine learning (ML) models for predicting length of stay (LOS) in elective spine surgery, with a focus on the benefits of temporal modeling and model interpretability. Materials and Methods: We compared…

机器学习 · 计算机科学 2025-07-17 Ha Na Cho , Sairam Sutari , Alexander Lopez , Hansen Bow , Kai Zheng

Anticipating and recognizing surgical workflows are critical for intelligent surgical assistance systems. However, existing methods rely on deterministic decision-making, struggling to generalize across the large anatomical and procedural…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Kaixiang Yang , Xin Li , Qiang Li , Zhiwei Wang

Surgical procedures are inherently complex and risky, requiring extensive expertise and constant focus to navigate evolving intraoperative scenes. Computer-assisted systems such as surgical visual question answering (VQA) offer promises for…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Shi Li , Vinkle Srivastav , Nicolas Chanel , Saurav Sharma , Nabani Banik , Lorenzo Arboit , Kun Yuan , Pietro Mascagni , Nicolas Padoy

Long Short-Term Memory (LSTM) neural network models have become the cornerstone for sequential data modeling in numerous applications, ranging from natural language processing to time series forecasting. Despite their success, the problem…

机器学习 · 统计学 2026-05-26 Fahad Mostafa

The automatic summarization of surgical videos is essential for enhancing procedural documentation, supporting surgical training, and facilitating post-operative analysis. This paper presents a novel method at the intersection of artificial…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Hugo Georgenthum , Cristian Cosentino , Fabrizio Marozzo , Pietro Liò

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…

图像与视频处理 · 电气工程与系统科学 2021-11-05 Baichuan Jiang , Alvin Chen , Shyam Bharat , Mingxin Zheng