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Robotic surgery has been proven to offer clear advantages during surgical procedures, however, one of the major limitations is obtaining haptic feedback. Since it is often challenging to devise a hardware solution with accurate force…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Cong Gao , Xingtong Liu , Michael Peven , Mathias Unberath , Austin Reiter

Disciplines such as business process management and process mining aid organizations by discovering insights about processes on the basis of recorded event data. However, an obstacle to process analysis is data multi-modality: for instance,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Marco Pegoraro , Jonas Seng , Dustin Heller , Wil M. P. van der Aalst , Kristian Kersting

Evaluating the robustness of Video classification models is very challenging, specifically when compared to image-based models. With their increased temporal dimension, there is a significant increase in complexity and computational cost.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Ashwin Ramesh Babu , Sajad Mousavi , Vineet Gundecha , Sahand Ghorbanpour , Avisek Naug , Antonio Guillen , Ricardo Luna Gutierrez , Soumyendu Sarkar

Intra-operative recognition of surgical phases holds significant potential for enhancing real-time contextual awareness in the operating room. However, we argue that online recognition, while beneficial, primarily lends itself to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Maxence Boels , Yang Liu , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin

Purpose: Long scan time in phase encoding for forming complete K-space matrices is a critical drawback of MRI, making patients uncomfortable and wasting important time for diagnosing emergent diseases. This paper aims to reducing the scan…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Yiming Liu , Yanwei Pang , Ruiqi Jin , Zhenchang Wang

For real-time semantic video segmentation, most recent works utilised a dynamic framework with a key scheduler to make online key/non-key decisions. Some works used a fixed key scheduling policy, while others proposed adaptive key…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Yujiang Wang , Mingzhi Dong , Jie Shen , Yang Wu , Shiyang Cheng , Maja Pantic

Deep-learning-based video processing has yielded transformative results in recent years. However, the video analytics pipeline is energy-intensive due to high data rates and reliance on complex inference algorithms, which limits its…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Yingying Zhao , Mingzhi Dong , Yujiang Wang , Da Feng , Qin Lv , Robert P. Dick , Dongsheng Li , Tun Lu , Ning Gu , Li Shang

Video restoration, which aims to restore clear frames from degraded videos, has numerous important applications. The key to video restoration depends on utilizing inter-frame information. However, existing deep learning methods often rely…

Image and Video Processing · Electrical Eng. & Systems 2023-05-23 Dasong Li , Xiaoyu Shi , Yi Zhang , Ka Chun Cheung , Simon See , Xiaogang Wang , Hongwei Qin , Hongsheng Li

As a paradigm for sequential decision making in unknown environments, reinforcement learning (RL) has received a flurry of attention in recent years. However, the explosion of model complexity in emerging applications and the presence of…

Machine Learning · Statistics 2025-07-22 Yuejie Chi , Yuxin Chen , Yuting Wei

Data-driven approaches to assist operating room (OR) workflow analysis depend on large curated datasets that are time consuming and expensive to collect. On the other hand, we see a recent paradigm shift from supervised learning to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Muhammad Abdullah Jamal , Omid Mohareri

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…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Andru P. Twinanda , Sherif Shehata , Didier Mutter , Jacques Marescaux , Michel de Mathelin , Nicolas Padoy

Action recognition in videos has attracted a lot of attention in the past decade. In order to learn robust models, previous methods usually assume videos are trimmed as short sequences and require ground-truth annotations of each video…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Xiao-Yu Zhang , Haichao Shi , Changsheng Li , Kai Zheng , Xiaobin Zhu , Lixin Duan

Instance segmentation is a challenging task aiming at classifying and segmenting all object instances of specific classes. While two-stage box-based methods achieve top performances in the image domain, they cannot easily extend their…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Xiang Li , Jinglu Wang , Xiao Li , Yan Lu

Algorithmic surgical workflow recognition is an ongoing research field and can be divided into laparoscopic (Internal) and operating room (External) analysis. So far many different works for the internal analysis have been proposed with the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Tobias Czempiel , Aidean Sharghi , Magdalini Paschali , Nassir Navab , Omid Mohareri

Surgical phase recognition is a challenging and necessary task for the development of context-aware intelligent systems that can support medical personnel for better patient care and effective operating room management. In this paper, we…

Human-Computer Interaction · Computer Science 2023-12-12 Kubilay Can Demir , Tobias Weise , Matthias May , Axel Schmid , Andreas Maier , Seung Hee Yang

The rapid increase in the amount of published visual data and the limited time of users bring the demand for processing untrimmed videos to produce shorter versions that convey the same information. Despite the remarkable progress that has…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Washington Ramos , Michel Silva , Edson Araujo , Leandro Soriano Marcolino , Erickson Nascimento

Known-item video search is effective with human-in-the-loop to interactively investigate the search result and refine the initial query. Nevertheless, when the first few pages of results are swamped with visually similar items, or the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Zhixin Ma , Chong-Wah Ngo

The growing demands of stroke rehabilitation have increased the need for solutions to support autonomous exercising. Virtual coaches can provide real-time exercise feedback from video data, helping patients improve motor function and keep…

Image and Video Processing · Electrical Eng. & Systems 2025-06-05 Gonçalo Mesquita , Ana Rita Cóias , Artur Dubrawski , Alexandre Bernardino

Weakly supervised instance segmentation has gained popularity because it reduces high annotation cost of pixel-level masks required for model training. Recent approaches for weakly supervised instance segmentation detect and segment objects…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Jun Ikeda , Junichiro Mori

Incorporating pre-collected offline data can substantially improve the sample efficiency of reinforcement learning (RL), but its benefits can break down when the transition dynamics in the offline dataset differ from those encountered…

Machine Learning · Computer Science 2026-01-22 Lingkai Kong , Haichuan Wang , Tonghan Wang , Guojun Xiong , Milind Tambe