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Article

An Obstacle Detection Method Based on Longitudinal Active Vision

by
Shuyue Shi
1,
Juan Ni
1,
Xiangcun Kong
1,
Huajian Zhu
1,
Jiaze Zhan
1,
Qintao Sun
1 and
Yi Xu
1,2,*
1
School of Transportation and Vehicle Engineering, Shandong University of Technology, Zibo 255000, China
2
Qingte Group Co., Ltd., Qingdao 266106, China
*
Author to whom correspondence should be addressed.
Sensors 2024, 24(13), 4407; https://doi.org/10.3390/s24134407 (registering DOI)
Submission received: 19 April 2024 / Revised: 24 June 2024 / Accepted: 3 July 2024 / Published: 7 July 2024
(This article belongs to the Section Vehicular Sensing)

Abstract

The types of obstacles encountered in the road environment are complex and diverse, and accurate and reliable detection of obstacles is the key to improving traffic safety. Traditional obstacle detection methods are limited by the type of samples and therefore cannot detect others comprehensively. Therefore, this paper proposes an obstacle detection method based on longitudinal active vision. The obstacles are recognized according to the height difference characteristics between the obstacle imaging points and the ground points in the image, and the obstacle detection in the target area is realized without accurately distinguishing the obstacle categories, which reduces the spatial and temporal complexity of the road environment perception. The method of this paper is compared and analyzed with the obstacle detection methods based on VIDAR (vision-IMU based detection and range method), VIDAR + MSER, and YOLOv8s. The experimental results show that the method in this paper has high detection accuracy and verifies the feasibility of obstacle detection in road environments where unknown obstacles exist.
Keywords: longitudinal active vision; image processing; distance estimation; camera rotation strategy longitudinal active vision; image processing; distance estimation; camera rotation strategy

Share and Cite

MDPI and ACS Style

Shi, S.; Ni, J.; Kong, X.; Zhu, H.; Zhan, J.; Sun, Q.; Xu, Y. An Obstacle Detection Method Based on Longitudinal Active Vision. Sensors 2024, 24, 4407. https://doi.org/10.3390/s24134407

AMA Style

Shi S, Ni J, Kong X, Zhu H, Zhan J, Sun Q, Xu Y. An Obstacle Detection Method Based on Longitudinal Active Vision. Sensors. 2024; 24(13):4407. https://doi.org/10.3390/s24134407

Chicago/Turabian Style

Shi, Shuyue, Juan Ni, Xiangcun Kong, Huajian Zhu, Jiaze Zhan, Qintao Sun, and Yi Xu. 2024. "An Obstacle Detection Method Based on Longitudinal Active Vision" Sensors 24, no. 13: 4407. https://doi.org/10.3390/s24134407

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