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Automating the process of manipulating and delivering sutures during robotic surgery is a prominent problem at the frontier of surgical robotics, as automating this task can significantly reduce surgeons' fatigue during tele-operated…

Robotics · Computer Science 2023-03-02 Neelay Joglekar , Fei Liu , Ryan Orosco , Michael Yip

Selection of appropriate tools and use of them when performing daily tasks is a critical function for introducing robots for domestic applications. In previous studies, however, adaptability to target objects was limited, making it…

Robotics · Computer Science 2021-06-07 Namiko Saito , Tetsuya Ogata , Satoshi Funabashi , Hiroki Mori , Shigeki Sugano

In this paper, we present our work on developing robot arm prosthetic via deep learning. Our work proposes to use transfer learning techniques applied to the Google Inception model to retrain the final layer for surface electromyography…

Signal Processing · Electrical Eng. & Systems 2020-05-06 David Lonsdale , Li Zhang , Richard Jiang

Automation holds the potential to assist surgeons in robotic interventions, shifting their mental work load from visuomotor control to high level decision making. Reinforcement learning has shown promising results in learning complex…

Needle positioning is essential for various medical applications such as epidural anaesthesia. Physicians rely on their instincts while navigating the needle in epidural spaces. Thereby, identifying the tissue structures may be helpful to…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Debayan Bhattacharya , Sarah Latus , Finn Behrendt , Florin Thimm , Dennis Eggert , Christian Betz , Alexander Schlaefer

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

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…

Machine Learning · Computer Science 2025-02-11 Baobing Zhang , Paul Sullivan , Benjie Tang , Ghulam Nabi , Mustafa Suphi Erden

Even though the peg-hole insertion is one of the well-studied problems in robotics, it still remains a challenge for robots, especially when it comes to flexibility and the ability to generalize. Successful completion of the task requires…

Robotics · Computer Science 2020-06-01 Damian Bogunowicz , Aleksandr Rybnikov , Komal Vendidandi , Fedor Chervinskii

High precision assembly of mechanical parts requires accuracy exceeding the robot precision. Conventional part mating methods used in the current manufacturing requires tedious tuning of numerous parameters before deployment. We show how…

Robotics · Computer Science 2017-09-25 Tadanobu Inoue , Giovanni De Magistris , Asim Munawar , Tsuyoshi Yokoya , Ryuki Tachibana

In essence, successful grasp boils down to correct responses to multiple contact events between fingertips and objects. In most scenarios, tactile sensing is adequate to distinguish contact events. Due to the nature of high dimensionality…

Robotics · Computer Science 2019-10-10 Yazhan Zhang , Weihao Yuan , Zicheng Kan , Michael Yu Wang

Accurate 3D sensing of suturing thread is a challenging problem in automated surgical suturing because of the high state-space complexity, thinness and deformability of the thread, and possibility of occlusion by the grippers and tissue. In…

During retinal microsurgery, precise manipulation of the delicate retinal tissue is required for positive surgical outcome. However, accurate manipulation and navigation of surgical tools remain difficult due to a constrained workspace and…

Robotics · Computer Science 2020-11-17 Ji Woong Kim , Peiyao Zhang , Peter Gehlbach , Iulian Iordachita , Marin Kobilarov

Much like humans, robots should have the ability to leverage knowledge from previously learned tasks in order to learn new tasks quickly in new and unfamiliar environments. Despite this, most robot learning approaches have focused on…

Robotics · Computer Science 2018-10-09 Stephen James , Michael Bloesch , Andrew J. Davison

Recent advances in robotic learning in simulation have shown impressive results in accelerating learning complex manipulation skills. However, the sim-to-real gap, caused by discrepancies between simulation and reality, poses significant…

Robotics · Computer Science 2025-03-25 Jacinto Colan , Keisuke Sugita , Ana Davila , Yutaro Yamada , Yasuhisa Hasegawa

Purpose: This paper focuses on an automated analysis of surgical motion profiles for objective skill assessment and task recognition in robot-assisted surgery. Existing techniques heavily rely on conventional statistic measures or shallow…

Computer Vision and Pattern Recognition · Computer Science 2019-01-09 Ziheng Wang , Ann Majewicz Fey

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…

Semantic tool segmentation in surgical videos is important for surgical scene understanding and computer-assisted interventions as well as for the development of robotic automation. The problem is challenging because different illumination…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Emanuele Colleoni , Philip Edwards , Danail Stoyanov

In the field of robotic manipulation, deep imitation learning is recognized as a promising approach for acquiring manipulation skills. Additionally, learning from diverse robot datasets is considered a viable method to achieve versatility…

Robotics · Computer Science 2024-03-20 Heecheol Kim , Yoshiyuki Ohmura , Yasuo Kuniyoshi

Industrial insertion tasks are often performed repetitively with parts that are subject to tight tolerances and prone to breakage. Learning an industrial insertion policy in real is challenging as the collision between the parts and the…

Robotics · Computer Science 2023-03-22 Letian Fu , Huang Huang , Lars Berscheid , Hui Li , Ken Goldberg , Sachin Chitta

Whole-arm tactile sensing enables a robot to sense contact and infer contact properties across its entire arm. Within this paper, we demonstrate that using data-driven methods, a humanoid robot can infer mechanical properties of objects…

Robotics · Computer Science 2017-11-07 Tapomayukh Bhattacharjee , James M. Rehg , Charles C. Kemp