Imperial College London

Dr Dandan Zhang

Faculty of EngineeringDepartment of Bioengineering

Lecturer in Artificial Intelligence & Machine Learning
 
 
 
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Contact

 

d.zhang17 Website

 
 
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Location

 

402Sir Michael Uren HubWhite City Campus

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Summary

 

Publications

Publication Type
Year
to

40 results found

Zhang D, Zhang Y, Dong K, Wang Set al., 2019, Control Allocation Strategy for Optimal Digital Microthruster Arrays in Orbit Control Applications, JOURNAL OF SPACECRAFT AND ROCKETS, Vol: 56, Pages: 836-843, ISSN: 0022-4650

Journal article

Zhang D, Xiao B, Huang B, Zhang L, Liu J, Yang G-Zet al., 2019, A self-adaptive motion scaling framework for surgical robot remote control, IEEE Robotics and Automation Letters, Vol: 4, Pages: 359-366, ISSN: 2377-3766

Master-slave control is a common form of human-robot interaction for robotic surgery. To ensure seamless and intuitive control, a mechanism of self-adaptive motion scaling during teleoperaton is proposed in this letter. The operator can retain precise control when conducting delicate or complex manipulation, while the movement to a remote target is accelerated via adaptive motion scaling. The proposed framework consists of three components: 1) situation awareness, 2) skill level awareness, and 3) task awareness. The self-adaptive motion scaling ratio allows the operators to perform surgical tasks with high efficiency, forgoing the need of frequent clutching and instrument repositioning. The proposed framework has been verified on a da Vinci Research Kit to assess its usability and robustness. An in-house database is constructed for offline model training and parameter estimation, including both the kinematic data obtained from the robot and visual cues captured through the endoscope. Detailed user studies indicate that a suitable motion-scaling ratio can be obtained and adjusted online. The overall performance of the operators in terms of control efficiency and task completion is significantly improved with the proposed framework.

Journal article

Zhang D, Xiao B, Huang B, Zhang L, Liu J, Yang GZet al., 2019, A Self-Adaptive Motion Scaling Framework for Surgical Robot Remote Control, IEEE Robotics and Automation Letters, Vol: 4, Pages: 359-366

Master-slave control is a common form of human-robot interaction for robotic surgery. To ensure seamless and intuitive control, a mechanism of self-adaptive motion scaling during teleoperaton is proposed in this letter. The operator can retain precise control when conducting delicate or complex manipulation, while the movement to a remote target is accelerated via adaptive motion scaling. The proposed framework consists of three components: 1) situation awareness, 2) skill level awareness, and 3) task awareness. The self-adaptive motion scaling ratio allows the operators to perform surgical tasks with high efficiency, forgoing the need of frequent clutching and instrument repositioning. The proposed framework has been verified on a da Vinci Research Kit to assess its usability and robustness. An in-house database is constructed for offline model training and parameter estimation, including both the kinematic data obtained from the robot and visual cues captured through the endoscope. Detailed user studies indicate that a suitable motion-scaling ratio can be obtained and adjusted online. The overall performance of the operators in terms of control efficiency and task completion is significantly improved with the proposed framework.

Journal article

Zhang D, Liu J, Zhang L, Yang G-Zet al., 2019, Design and Verification of A Portable Master Manipulator Based on an Effective Workspace Analysis Framework, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Publisher: IEEE, Pages: 417-424, ISSN: 2153-0858

Conference paper

Zhang D, Guo Y, Chen J, Liu J, Yang G-Zet al., 2019, A Handheld Master Controller for Robot-Assisted Microsurgery, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Publisher: IEEE, Pages: 394-400, ISSN: 2153-0858

Conference paper

Zhang D, Wang D, 2016, WALS-Robot: A Compact and Transformable Wheel-Arm-Leg-Sucker Hybrid Robot, IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Publisher: IEEE, Pages: 2584-2589

Conference paper

Gao J, Zhang D, Yang M, Zhang Xet al., 2012, The influence of mesh generation on the results of flow solving in working face and gob, 2nd SREE Conference on Engineering Modelling and Simulation (CEMS), Publisher: ELSEVIER SCIENCE BV, Pages: 125-131, ISSN: 1877-7058

Conference paper

Zhang D, Wei S, Wang G, Wei Cet al., 2011, Dynamics Research of Ultrasonic Peristaltic Micro-fluid Driving Model, 2nd International Conference on Manufacturing Science and Engineering, Publisher: TRANS TECH PUBLICATIONS LTD, Pages: 1391-1396, ISSN: 1022-6680

Conference paper

Zhang D, Wei S, Wu H, Zhang Jet al., 2010, Fluid-Structure Coupling Analysis of Ultrasonic Traveling Wave Micro-fluid Driving Annular Model, 8th World Congress on Intelligent Control and Automation (WCICA), Publisher: IEEE, Pages: 2259-2263

Conference paper

Yu Z, Wei S, Zhang D, Zhang Cet al., 2010, Application of FAHP in the Allocation of Medical Resources, 8th World Congress on Intelligent Control and Automation (WCICA), Publisher: IEEE, Pages: 1959-1962

Conference paper

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