Learning Deep Neural Networks for Vehicle Re-ID with Visual-spatio-Temporal Path Proposals

By Yantao Shen, Tong Xiao, Hongsheng Li, Shuai Yi, Xiaogang Wang. IEEE International Conference on Computer Vision, 2017

300 citations recorded by the source corpus.

Vehicle re-identification is an important problem and has many applications in video surveillance and intelligent transportation. It gains increasing attention because of the recent advances of person re-identification techniques. However, unlike person re-identification, the visual differences between pairs of vehicle images are usually subtle and even challenging for humans to distinguish. Incorporating additional spatio-temporal information is vital for solving the challenging re-identification task. Existing vehicle re-identification methods ignored or used oversimplified models for the spatio-temporal relations between vehicle images. In this paper, we propose a two-stage framework that incorporates complex spatio-temporal information for effectively regularizing the re-identification results. Given a pair of vehicle images with their spatiotemporal information, a candidate visual-spatio-temporal path is first generated by a chain MRF model with a deeply learned potential function, where each visual-spatiotemporal state corresponds to an actual vehicle image with its spatio-temporal information. A Siamese-CNN+Path- LSTM model takes the candidate path as well as the pairwise queries to generate their similarity score. Extensive experiments and analysis show the effectiveness of our proposed method and individual components.

Subfields: Computer Vision and Pattern Recognition

View Paper: https://www.semanticscholar.org/paper/86eab1845deb3614233360b6bc33ce1ff074458e

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In Computer Vision and Pattern Recognition

  1. Jun Liu
  2. Ling-yu Duan
  3. Jun-Cheng Chen
  4. Ramalingam Chellappa
  5. G. Wang
  6. Weixin Liang
  7. Wen-mei W. Hwu
  8. Yan Bai

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