Laser & Optoelectronics Progress, Volume. 57, Issue 6, 061012(2020)

Object Tracking Algorithm Based on Global Feature Matching Processing of Laser Point Cloud

Qishu Qian1,2, Yihua Hu1,2、*, Nanxiang Zhao1,2, Minle Li1,2, and Fucai Shao3
Author Affiliations
  • 1State Key Laboratory of Pulsed Power Laser Technology, College of Electronic Engineering, National University of Defense Technology, Hefei, Anhui 230037, China
  • 2Anhui Provincial Key Laboratory of Electronic Restriction, Hefei, Anhui 230037, China
  • 3Military Representative Bureau of the Ministry of Equipment Development of the Central Military Commission in Beijing, Beijing 100191, China
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    The difference in size between different kinds of objects will lead to the difference in summed volume region (SVR) of corresponding laser point cloud. In the first frame, object recognition is accomplished based on SVR selection and global feature matching to automatically select the interested object. The performance and execution time of four global feature descriptors are compared. After obtaining the position of the interested object in the first frame, an object tracking method based on global feature matching processing of laser point cloud is put forward for subsequent frames. The experimental results show that adding SVR selection is helpful to improve the accuracy of recognition and tracking and the overall running speed of the algorithm.

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    Qishu Qian, Yihua Hu, Nanxiang Zhao, Minle Li, Fucai Shao. Object Tracking Algorithm Based on Global Feature Matching Processing of Laser Point Cloud[J]. Laser & Optoelectronics Progress, 2020, 57(6): 061012

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    Paper Information

    Category: Image Processing

    Received: Jul. 3, 2019

    Accepted: Aug. 28, 2019

    Published Online: Mar. 6, 2020

    The Author Email: Hu Yihua (skl_hyh@163.com)

    DOI:10.3788/LOP57.061012

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