Kalman-Filter-Based Pose Estimation of Cable-Driven Parallel Robots Using Cable-Length Measurements with Colored Noise

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This paper introduces a cable-length-based extended Kalman filter (L-EKF) framework to estimate the end-effector pose of a cable-driven parallel robot (CDPR). The L-EKF fuses end-effector accelerometer and rate gyroscope measurements with cable-length measurements. The main contribution compared to prior CDPR pose estimation EKF methods is that the L-EKF framework does not require an iterative forward kinematics algorithm to be solved each time step, reducing the computation time of the EKF. Moreover, the L-EKF is amenable to the inclusion of colored measurement noise, which provides a more realistic quantification of the kinematic uncertainty present in the cable-length measurements. Experimental results demonstrate that the L-EKF is computationally more efficient than previous forward-kinematics-based EKF methods, as well as the moderate improvement in pose estimation provided by the colored noise model.

Original languageEnglish (US)
Title of host publication2025 IEEE International Conference on Robotics and Automation, ICRA 2025
EditorsChristian Ott, Henny Admoni, Sven Behnke, Stjepan Bogdan, Aude Bolopion, Youngjin Choi, Fanny Ficuciello, Nicholas Gans, Clement Gosselin, Kensuke Harada, Erdal Kayacan, H. Jin Kim, Stefan Leutenegger, Zhe Liu, Perla Maiolino, Lino Marques, Takamitsu Matsubara, Anastasia Mavromatti, Mark Minor, Jason O'Kane, Hae Won Park, Hae-Won Park, Ioannis Rekleitis, Federico Renda, Elisa Ricci, Laurel D. Riek, Lorenzo Sabattini, Shaojie Shen, Yu Sun, Pierre-Brice Wieber, Katsu Yamane, Jingjin Yu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages12237-12243
Number of pages7
ISBN (Electronic)9798331541392
DOIs
StatePublished - 2025
Event2025 IEEE International Conference on Robotics and Automation, ICRA 2025 - Atlanta, United States
Duration: May 19 2025May 23 2025

Publication series

NameProceedings - IEEE International Conference on Robotics and Automation
ISSN (Print)1050-4729

Conference

Conference2025 IEEE International Conference on Robotics and Automation, ICRA 2025
Country/TerritoryUnited States
CityAtlanta
Period5/19/255/23/25

Bibliographical note

Publisher Copyright:
© 2025 IEEE.

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