Iterative Kalman filter for biological tissue identification

X Zhu, J Li, Y Zhong, KS Choi… - … Journal of Robust …, 2023 - Wiley Online Library
Dynamic soft tissue identification plays an important role in robotic‐assisted minimally
invasive surgery to achieve realistic force feedback for precise and safe surgical operations …

Extended Kalman filter for online soft tissue characterization based on Hunt-Crossley contact model

X Zhu, B Gao, Y Zhong, C Gu, KS Choi - Journal of the Mechanical …, 2021 - Elsevier
Real-time soft tissue characterization is significant to robotic assisted minimally invasive
surgery for achieving precise haptic control of robotic surgical tasks and providing realistic …

Hunt–Crossley model based force control for minimally invasive robotic surgery

A Pappalardo, A Albakri, C Liu, L Bascetta… - … Signal Processing and …, 2016 - Elsevier
In minimally invasive surgery (MIS) the continuously increasing use of robotic devices allows
surgical operations to be conducted more precisely and more efficiently. Safe and accurate …

Contact force estimation of robot manipulators with imperfect dynamic model: On Gaussian process adaptive disturbance Kalman filter

Y Wei, S Lyu, W Li, X Yu, Z Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper is concerned with the contact force estimation problem of robot manipulators
based on imperfect dynamic models of the manipulator and the contact force. To handle the …

Online identification of abdominal tissues in vivo for tissue-aware and injury-avoiding surgical robots

A Sie, M Winek, TM Kowalewski - 2014 IEEE/RSJ International …, 2014 - ieeexplore.ieee.org
This work presents a “smart” robotic surgical grasper capable of identifying tissue during the
early stages of a grasp, allowing automated prevention of grasper-induced tissue crush …

Towards model-free tool dynamic identification and calibration using multi-layer neural network

H Su, W Qi, Y Hu, J Sandoval, L Zhang, Y Schmirander… - Sensors, 2019 - mdpi.com
In robot control with physical interaction, like robot-assisted surgery and bilateral
teleoperation, the availability of reliable interaction force information has proved to be …

A Semi-linearized Approach for Dynamic Identification of Manipulator Based on Nonlinear Friction Model

Y Zhou, Z Li, X Zhang, Y Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Accurate identification of manipulator dynamics parameters is crucial for achieving precise
control and optimal performance in various robotic applications. Existing methods primarily …

Maximum likelihood-based extended Kalman filter for soft tissue modelling

J Song, H Xie, Y Zhong, C Gu, KS Choi - Journal of the Mechanical …, 2023 - Elsevier
Realistic modelling of human soft tissue is very important in medical applications. This paper
proposes a novel method by dynamically incorporating soft tissue characterisation in the …

Neural network-based region tracking control for a flexible-joint robot manipulator

J Yu, M Wu, J Ji, W Yang - Journal of …, 2024 - asmedigitalcollection.asme.org
The present paper proposes a neural network-based adaptive region-tracking control
strategy for a flexible-joint robot manipulator subjected to region constraints. The developed …

Force localization and reconstruction based on a novel sparse Kalman filter

W Feng, Q Li, Q Lu - Mechanical Systems and Signal Processing, 2020 - Elsevier
Most of existing methods for force identification assume the force locations to be known a
priori. In this paper, we propose a novel recursive algorithm, named sparse Kalman filter, to …