Research on PTZ tracking control system based on kinematics feedforward algorithm

Zeyuan Ji, Qingliang Jiao, Ming Liu*, Liquan Dong, Yuejin Zhao, Mei Hui, Lingqin Kong

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We propose a kinematics feedforward and PI controller combination algorithm. The proposed algorithm measures the speed of the target in the image coordinate system to calculate the normalized position and speed of the target, and uses the kinematics calculation of the target speed as a feedforward. This strategy improves the tracking accuracy of the PTZ. We designed a feedforward PI control simulation and hardware system test platform, and finally performed simulation and experimental verification. The results show that this article Compared with the traditional PTZ controller vision feedback control strategy, the proposed method has better dynamic performance and higher tracking accuracy.

Original languageEnglish
Title of host publication2021 International Conference on Optical Instruments and Technology
Subtitle of host publicationOptical Systems, Optoelectronic Instruments, Novel Display, and Imaging Technology
EditorsJuan Liu, Baohua Jia, Liangcai Cao, Xincheng Yao, Yongtian Wang, Takanori Nomura
PublisherSPIE
ISBN (Electronic)9781510655591
DOIs
Publication statusPublished - 2022
Event2021 International Conference on Optical Instruments and Technology: Optical Systems, Optoelectronic Instruments, Novel Display, and Imaging Technology - Virtual, Online, China
Duration: 8 Apr 202210 Apr 2022

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12277
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference2021 International Conference on Optical Instruments and Technology: Optical Systems, Optoelectronic Instruments, Novel Display, and Imaging Technology
Country/TerritoryChina
CityVirtual, Online
Period8/04/2210/04/22

Keywords

  • Feedforward
  • PID
  • PTZ
  • controller
  • gimbal
  • image model

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