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We propose an automatic unsupervised cell event detection and classification method, which expands convolutional Long Short-Term Memory (LSTM) neural networks, for cellular events in cell video sequences. Cells in images that are captured…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Ha Tran Hong Phan , Ashnil Kumar , David Feng , Michael Fulham , Jinman Kim

Compared to regular cameras, Dynamic Vision Sensors or Event Cameras can output compact visual data based on a change in the intensity in each pixel location asynchronously. In this paper, we study the application of current image-based…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Masoud Dayani Najafabadi , Mohammad Reza Ahmadzadeh

Computer-assisted surgery (CAS) aims to provide the surgeon with the right type of assistance at the right moment. Such assistance systems are especially relevant in laparoscopic surgery, where CAS can alleviate some of the drawbacks that…

Event cameras are bio-inspired vision sensors that naturally capture the dynamics of a scene, filtering out redundant information. This paper presents a deep neural network approach that unlocks the potential of event cameras on a…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Ana I. Maqueda , Antonio Loquercio , Guillermo Gallego , Narciso Garcia , Davide Scaramuzza

In order to provide the right type of assistance at the right time, computer-assisted surgery systems need context awareness. To achieve this, methods for surgical workflow analysis are crucial. Currently, convolutional neural networks…

计算机视觉与模式识别 · 计算机科学 2018-10-05 Isabel Funke , Alexander Jenke , Sören Torge Mees , Jürgen Weitz , Stefanie Speidel , Sebastian Bodenstedt

Incorporating an autonomous auxiliary camera into robot-assisted minimally invasive surgery (RAMIS) enhances spatial awareness and eliminates manual viewpoint control. Existing path planning methods for auxiliary cameras track…

机器人学 · 计算机科学 2025-05-16 Alexandre Banks , Randy Moore , Sayem Nazmuz Zaman , Alaa Eldin Abdelaal , Septimiu E. Salcudean

Event cameras open up new possibilities for robotic perception due to their low latency and high dynamic range. On the other hand, developing effective event-based vision algorithms that fully exploit the beneficial properties of event…

计算机视觉与模式识别 · 计算机科学 2022-03-03 Daqi Liu , Alvaro Parra , Yasir Latif , Bo Chen , Tat-Jun Chin , Ian Reid

In this work, we investigate laparoscopic camera motion automation through imitation learning from retrospective videos of laparoscopic interventions. A novel method is introduced that learns to augment a surgeon's behavior in image space…

图像与视频处理 · 电气工程与系统科学 2023-10-06 Martin Huber , Sebastien Ourselin , Christos Bergeles , Tom Vercauteren

Localizing oneself during endoscopic procedures can be problematic due to the lack of distinguishable textures and landmarks, as well as difficulties due to the endoscopic device such as a limited field of view and challenging lighting…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Gary Sarwin , Alessandro Carretta , Victor Staartjes , Matteo Zoli , Diego Mazzatenta , Luca Regli , Carlo Serra , Ender Konukoglu

Comprehension of surgical workflow is the foundation upon which artificial intelligence (AI) and machine learning (ML) holds the potential to assist intraoperative decision-making and risk mitigation. In this work, we move beyond mere…

计算机视觉与模式识别 · 计算机科学 2022-03-10 Yutong Ban , Guy Rosman , Jennifer A. Eckhoff , Thomas M. Ward , Daniel A. Hashimoto , Taisei Kondo , Hidekazu Iwaki , Ozanan R. Meireles , Daniela Rus

The emerging field of action prediction plays a vital role in various computer vision applications such as autonomous driving, activity analysis and human-computer interaction. Despite significant advancements, accurately predicting future…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Izzeddin Teeti , Rongali Sai Bhargav , Vivek Singh , Andrew Bradley , Biplab Banerjee , Fabio Cuzzolin

Robotic manipulation tasks often rely on static cameras for perception, which can limit flexibility, particularly in scenarios like robotic surgery and cluttered environments where mounting static cameras is impractical. Ideally, robots…

机器人学 · 计算机科学 2025-09-18 Xiatao Sun , Francis Fan , Yinxing Chen , Daniel Rakita

In robot-assisted minimally invasive surgery, we introduce the Surgical Action Planning (SAP) task, which generates future action plans from visual inputs to address the absence of intraoperative predictive planning in current intelligent…

计算与语言 · 计算机科学 2025-04-01 Mengya Xu , Zhongzhen Huang , Jie Zhang , Xiaofan Zhang , Qi Dou

Robotic ultrasound offers advantages over free-hand scanning, including improved reproducibility and reduced operator dependency. In clinical practice, US acquisition relies heavily on the sonographer's experience and situational judgment.…

机器人学 · 计算机科学 2026-03-17 Yuan Bi , Yiping Zhou , Pei Liu , Feng Li , Zhongliang Jiang , Nassir Navab

Action recognition is a prerequisite for many applications in laparoscopic video analysis including but not limited to surgical training, operation room planning, follow-up surgery preparation, post-operative surgical assessment, and…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Sahar Nasirihaghighi , Negin Ghamsarian , Daniela Stefanics , Klaus Schoeffmann , Heinrich Husslein

Laboratories are prone to severe injuries from minor unsafe actions, yet continuous safety monitoring -- beyond mandatory pre-lab safety training -- is limited by human availability. Vision language models (VLMs) offer promise for…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Trishna Chakraborty , Udita Ghosh , Aldair Ernesto Gongora , Ruben Glatt , Yue Dong , Jiachen Li , Amit K. Roy-Chowdhury , Chengyu Song

Robotic grasping plays an important role in the field of robotics. The current state-of-the-art robotic grasping detection systems are usually built on the conventional vision, such as RGB-D camera. Compared to traditional frame-based…

计算机视觉与模式识别 · 计算机科学 2020-05-04 Bin Li , Hu Cao , Zhongnan Qu , Yingbai Hu , Zhenke Wang , Zichen Liang

Autonomous control of the laparoscope in robot-assisted Minimally Invasive Surgery (MIS) has received considerable research interest due to its potential to improve surgical safety. Despite progress in pixel-level Image-Based Visual…

机器人学 · 计算机科学 2025-08-27 Wang Jiayin , Wei Yanran , Jiang Lei , Guo Xiaoyu , Zheng Ayong , Zhao Weidong , Li Zhongkui

Successful visual navigation depends upon capturing images that contain sufficient useful information. In this letter, we explore a data-driven approach to account for environmental lighting changes, improving the quality of images for use…

机器人学 · 计算机科学 2022-07-12 Justin Tomasi , Brandon Wagstaff , Steven L. Waslander , Jonathan Kelly

We propose a new method for six-degree-of-freedom (6-DoF) autonomous camera movement for minimally invasive surgery, which, unlike previous methods, takes into account both the position and orientation information from structures in the…