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Aerial robots are increasingly being utilized for environmental monitoring and exploration. However, a key challenge is efficiently planning paths to maximize the information value of acquired data as an initially unknown environment is…

机器人学 · 计算机科学 2022-03-04 Julius Rückin , Liren Jin , Marija Popović

Intraoperative ultrasound imaging is used to facilitate safe brain tumour resection. However, due to challenges with image interpretation and the physical scanning, this tool has yet to achieve widespread adoption in neurosurgery. In this…

Anatomical segmentation of organs in ultrasound images is essential to many clinical applications, particularly for diagnosis and monitoring. Existing deep neural networks require a large amount of labeled data for training in order to…

图像与视频处理 · 电气工程与系统科学 2023-08-01 Yordanka Velikova , Mohammad Farid Azampour , Walter Simson , Vanessa Gonzalez Duque , Nassir Navab

Robust localization of organs in computed tomography scans is a constant pre-processing requirement for organ-specific image retrieval, radiotherapy planning, and interventional image analysis. In contrast to current solutions based on…

图像与视频处理 · 电气工程与系统科学 2020-05-12 Fernando Navarro , Anjany Sekuboyina , Diana Waldmannstetter , Jan C. Peeken , Stephanie E. Combs , Bjoern H. Menze

Motion planning under uncertainty is one of the main challenges in developing autonomous driving vehicles. In this work, we focus on the uncertainty in sensing and perception, resulted from a limited field of view, occlusions, and sensing…

机器人学 · 计算机科学 2021-10-05 Kasra Rezaee , Peyman Yadmellat , Simon Chamorro

Ultrasound (US) imaging is widely used for biometric measurement and diagnosis of internal organs due to the advantages of being real-time and radiation-free. However, due to inter-operator variations, resulting images highly depend on the…

机器人学 · 计算机科学 2023-11-30 Zhongliang Jiang , Yuan Bi , Mingchuan Zhou , Ying Hu , Michael Burke , Nassir Navab

Reinforcement learning (RL) has helped improve decision-making in several applications. However, applying traditional RL is challenging in some applications, such as rehabilitation of people with a spinal cord injury (SCI). Among other…

机器学习 · 计算机科学 2023-10-24 Nathan Phelps , Stephanie Marrocco , Stephanie Cornell , Dalton L. Wolfe , Daniel J. Lizotte

This paper presents a reinforcement learning (RL) based approach for path planning of cellular connected unmanned aerial vehicles (UAVs) operating beyond visual line of sight (BVLoS). The objective is to minimize travel distance while…

机器人学 · 计算机科学 2025-10-13 Mehran Behjati , Rosdiadee Nordin , Nor Fadzilah Abdullah

Path planning methods for the unmanned aerial vehicle (UAV) in goods delivery have drawn great attention from industry and academics because of its flexibility which is suitable for many situations in the "Last Kilometer" between customer…

机器学习 · 计算机科学 2020-04-22 Linfei Feng

In recent years, reinforcement learning (RL) has acquired a prominent position in health-related sequential decision-making problems, gaining traction as a valuable tool for delivering adaptive interventions (AIs). However, in part due to a…

机器学习 · 统计学 2024-07-16 Nina Deliu , Joseph Jay Williams , Bibhas Chakraborty

Purpose: Intraoperative ultrasound (US) can enhance real-time visualization in transoral robotic surgery. The surgeon creates a mental map with a pre-operative scan. Then, a surgical assistant performs freehand US scanning during the…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Wanwen Chen , Adam Schmidt , Eitan Prisman , Septimiu E. Salcudean

Purpose: Autonomous systems in mechanical thrombectomy (MT) hold promise for reducing procedure times, minimizing radiation exposure, and enhancing patient safety. However, current reinforcement learning (RL) methods only reach the carotid…

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

Robotic ultrasound has the potential to assist and guide physicians during interventions. In this work, we present a set of methods and a workflow to enable autonomous MRI-guided ultrasound acquisitions. Our approach uses a structured-light…

Intraoperative ultrasound facilitates localisation of tumour boundaries during minimally invasive procedures. Autonomous ultrasound scanning systems have been recently proposed to improve scanning accuracy and reduce surgeons' cognitive…

机器人学 · 计算机科学 2018-03-19 Lin Zhang , Menglong Ye , Stamatia Giannarou , Philip Pratt , Guang-Zhong Yang

Unmanned Aerial Vehicles (UAVs) are increasingly used in automated inspection, delivery, and navigation tasks that require reliable autonomy. This project develops a reinforcement learning (RL) approach to enable a single UAV to…

机器人学 · 计算机科学 2025-09-18 Salim Oyinlola , Nitesh Subedi , Soumik Sarkar

Standard plane (SP) localization is essential in routine clinical ultrasound (US) diagnosis. Compared to 2D US, 3D US can acquire multiple view planes in one scan and provide complete anatomy with the addition of coronal plane. However,…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Yuxin Zou , Haoran Dou , Yuhao Huang , Xin Yang , Jikuan Qian , Chaojiong Zhen , Xiaodan Ji , Nishant Ravikumar , Guoqiang Chen , Weijun Huang , Alejandro F. Frangi , Dong Ni

Owing to the enhanced flexibility in deployment and decreasing costs of manufacturing, the demand for unmanned aerial vehicles (UAVs) is expected to soar in the upcoming years. In this paper, we explore a UAV aided search and rescue~(SAR)…

系统与控制 · 电气工程与系统科学 2020-02-21 Shriyanti Kulkarni , Vedashree Chaphekar , Md Moin Uddin Chowdhury , Fatih Erden , Ismail Guvenc

Here, we report a case study implementation of reinforcement learning (RL) to automate operations in the scanning transmission electron microscopy (STEM) workflow. To do so, we design a virtual, prototypical RL environment to test and…

仪器与探测器 · 物理学 2022-08-08 Michael Xu , Abinash Kumar , James M. LeBeau

High-precision surface defect detection in manufacturing is essential for ensuring quality control. Laser triangulation profilometric sensors are key to this process, providing detailed and accurate surface measurements over a line. To…

机器人学 · 计算机科学 2024-09-06 Sara Roos-Hoefgeest , Mario Roos-Hoefgeest , Ignacio Alvarez , Rafael C. González