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Visual servoing enables robots to precisely position their end-effector relative to a target object. While classical methods rely on hand-crafted features and thus are universally applicable without task-specific training, they often…

Modeling and control of nonlinear dynamics are critical in robotics, especially in scenarios with unpredictable external influences and complex dynamics. Traditional cascaded modular control pipelines often yield suboptimal performance due…

Robotics · Computer Science 2025-04-30 Haonan He , Yuheng Qiu , Junyi Geng

Traditional rigid endoscopes have challenges in flexibly treating tumors located deep in the brain, and low operability and fixed viewing angles limit its development. This study introduces a novel dual-segment flexible robotic endoscope…

In this work, we propose Cell Variational Information Bottleneck Network (cellVIB), a convolutional neural network using information bottleneck mechanism, which can be combined with the latest feedforward network architecture in an…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Zhonghua Zhai , Chen Ju , Jinsong Lan , Shuai Xiao

While deep reinforcement learning (RL) methods have achieved unprecedented successes in a range of challenging problems, their applicability has been mainly limited to simulation or game domains due to the high sample complexity of the…

Artificial Intelligence · Computer Science 2017-09-26 Siyi Li , Tianbo Liu , Chi Zhang , Dit-Yan Yeung , Shaojie Shen

The systematic evaluation and understanding of computer vision models under varying conditions require large amounts of data with comprehensive and customized labels, which real-world vision datasets rarely satisfy. While current synthetic…

Laparoscopic Field of View (FOV) control is one of the most fundamental and important components in Minimally Invasive Surgery (MIS), nevertheless, the traditional manual holding paradigm may easily bring fatigue to surgical assistants, and…

Robotics · Computer Science 2021-09-23 Bin Li , Bo Lu , Yiang Lu , Qi Dou , Yun-Hui Liu

The expectation of unmanned air vehicles (UAVs) pushes the operation environment to narrow spaces, where the systems may fly very close to an object and perform an interaction. This phase brings the variation in UAV dynamics: thrust and…

Systems and Control · Electrical Eng. & Systems 2020-04-28 Mohamad Abdul Hady , Basaran Bahadir Kocer , Harikumar Kandath , Mahardhika Pratama

The use of robotic technology has drastically increased in manufacturing in the 21st century. But by utilizing their sensory cues, humans still outperform machines, especially in micro scale manufacturing, which requires high-precision…

Robotics · Computer Science 2025-06-16 Rongfei Li

Intelligent aerial platforms such as Unmanned Aerial Vehicles (UAVs) are expected to revolutionize various fields, including transportation, traffic management, field monitoring, industrial production, and agricultural management. Among…

Robotics · Computer Science 2024-11-12 Huy-Hoang Ngo , Thanh Nguyen Canh , Xiem HoangVan

Recently, various relations and criteria have been presented to establish a proper relationship between control systems and control the Global Positioning System (GPS)-intelligent buoy system. Given the importance of controlling the…

Systems and Control · Electrical Eng. & Systems 2020-04-07 Dangquan Zhang , Muhammad Aqeel Ashraf , Zhenling Liu , Wan-Xi Peng , Mohammad Javad Golkar , Amir Mosavi

In this brief, the current robust numerical solution to the inverse kinematics based on Levenberg-Marquardt (LM) method is reanalyzed through control theory instead of numerical method. Compared to current works, the robustness of…

Systems and Control · Electrical Eng. & Systems 2023-02-07 Feilong Zhang

We present a deep neural network-based method to perform high-precision, robust and real-time 6 DOF visual servoing. The paper describes how to create a dataset simulating various perturbations (occlusions and lighting conditions) from a…

Robotics · Computer Science 2017-06-08 Quentin Bateux , Eric Marchand , Jürgen Leitner , Francois Chaumette , Peter Corke

Automation of surgical tasks using cable-driven robots is challenging due to backlash, hysteresis, and cable tension, and these issues are exacerbated as surgical instruments must often be changed during an operation. In this work, we…

Although Neural Radiance Fields (NeRFs) have markedly improved novel view synthesis, accurate uncertainty quantification in their image predictions remains an open problem. The prevailing methods for estimating uncertainty, including the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Niki Amini-Naieni , Tomas Jakab , Andrea Vedaldi , Ronald Clark

Recent advancements toward perception and decision-making of flexible endoscopes have shown great potential in computer-aided surgical interventions. However, owing to modeling uncertainty and inter-patient anatomical variation in flexible…

Robotics · Computer Science 2023-02-28 Yiang Lu , Ruofeng Wei , Bin Li , Wei Chen , Jianshu Zhou , Qi Dou , Dong Sun , Yun-hui Liu

Limited power and computational resources, absence of high-end sensor equipment and GPS-denied environments are challenges faced by autonomous micro areal vehicles (MAVs). We address these challenges in the context of autonomous navigation…

Robotics · Computer Science 2020-09-10 Max Christl

Deep learning has enjoyed much recent success, and applying state-of-the-art model learning methods to controls is an exciting prospect. However, there is a strong reluctance to use these methods on safety-critical systems, which have…

Systems and Control · Electrical Eng. & Systems 2021-07-06 David D. Fan , Jennifer Nguyen , Rohan Thakker , Nikhilesh Alatur , Ali-akbar Agha-mohammadi , Evangelos A. Theodorou

Robotic manipulation in complex scenes demands precise perception of task-relevant details, yet fixed or suboptimal viewpoints often impair fine-grained perception and induce occlusions, constraining imitation-learned policies. We present…

The paper proposes a feed-forward control strategy for mobile robot control that accounts for a non-linear model of the vehicle with interaction between inputs and outputs. It is possible to include specific model uncertainties in the…

Robotics · Computer Science 2015-12-11 Ioan Dumitrache , Monica Dragoicea
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