Paper
20 February 2024 A vehicle images occlusion removal recognition method based on contextual self-encoder
Huizhi Xu, Yinan Chen, Aiqiu Song, Mengying Chang, Dongsheng Hao
Author Affiliations +
Proceedings Volume 13064, Seventh International Conference on Traffic Engineering and Transportation System (ICTETS 2023); 130643D (2024) https://doi.org/10.1117/12.3015853
Event: 7th International Conference on Traffic Engineering and Transportation System (ICTETS 2023), 2023, Dalian, China
Abstract
During vehicle operation, occlusion phenomena occur, and the sensing device acquires incomplete image information, posing a new challenge to the recognition of vehicle information. Based on the convolutional and anti-convolutional structure of deep learning, we designed a contextual self-encoder to propose a vehicle de-occlusion recognition method based on contextual information. We constructed a vehicle dataset with 11 categories. Occlusions were generated using the PIL library, and the occlusion region was removed with a contextual self-encoder, improving the recall from 45.16% to 86.25%. To test the generalization performance of the algorithm, we designed experiments to analyze the effects of special weather, occlusion area, and occlusion location on the algorithm's generalization performance, respectively. After de-occlusion, the recall improved from 18.44% to 75.31% in special weather; increasing the occlusion area improved the recall from 33.59% to 85.63%; changing the occlusion location improved the recall from 44.38% to 86.56%. The experiments show that the method has good generalization performance and provides technical support for recognizing obscured vehicles.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Huizhi Xu, Yinan Chen, Aiqiu Song, Mengying Chang, and Dongsheng Hao "A vehicle images occlusion removal recognition method based on contextual self-encoder", Proc. SPIE 13064, Seventh International Conference on Traffic Engineering and Transportation System (ICTETS 2023), 130643D (20 February 2024); https://doi.org/10.1117/12.3015853
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KEYWORDS
Education and training

Detection and tracking algorithms

Target recognition

Image processing

Video

Feature extraction

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