Person Re‐identification Based on Feature Erasure and Diverse Feature Learning

Abstract Robust and comprehensive modelling of targets is the key to successful person re‐identification. However, some useful information may be ignored, since CNNs tend to learn from the most distinctive feature region of the human body. In the present study, a multi‐branch lightweight network str...

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Main Authors: Lu Peng, Zhang Jidong, Zhang Zhen, Wang Wei, Dou Yamei
Format: Article
Language:English
Published: Wiley 2022-09-01
Series:IET Computer Vision
Subjects:
Online Access:https://doi.org/10.1049/cvi2.12108
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author Lu Peng
Zhang Jidong
Zhang Zhen
Wang Wei
Dou Yamei
author_facet Lu Peng
Zhang Jidong
Zhang Zhen
Wang Wei
Dou Yamei
author_sort Lu Peng
collection DOAJ
description Abstract Robust and comprehensive modelling of targets is the key to successful person re‐identification. However, some useful information may be ignored, since CNNs tend to learn from the most distinctive feature region of the human body. In the present study, a multi‐branch lightweight network structure that can enhance the ability of diverse feature retrieval is introduced. The proposed network consists of three branches. In the feature erasure branch, a drop block model is added to remove the horizontal region with the highest activation degree from feature vectors so as to allow the network to learn relatively low discrimination features. The global branch is used as an essential supplement to the feature erasure branch. A unified horizontal segmentation strategy is adopted in the local branch to avoid the influence of feature dislocation. Finally, diverse feature learning is achieved through the branch network structure. The proposed method can achieve state‐of‐the‐art results on Market‐1501, CUHK03 and DukeMTMC‐Reid data sets, thereby demonstrating the effectiveness of the method.
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spelling doaj.art-27587d78a896413c9ba6c3f1b09274522022-12-22T02:32:16ZengWileyIET Computer Vision1751-96321751-96402022-09-0116650451310.1049/cvi2.12108Person Re‐identification Based on Feature Erasure and Diverse Feature LearningLu Peng0Zhang Jidong1Zhang Zhen2Wang Wei3Dou Yamei4College of Electrical Engineering ZhengZhou University Zhengzhou Henan ChinaCollege of Electrical Engineering ZhengZhou University Zhengzhou Henan ChinaCollege of Electrical Engineering ZhengZhou University Zhengzhou Henan ChinaCollege of Electrical Engineering ZhengZhou University Zhengzhou Henan ChinaCollege of Electrical Engineering ZhengZhou University Zhengzhou Henan ChinaAbstract Robust and comprehensive modelling of targets is the key to successful person re‐identification. However, some useful information may be ignored, since CNNs tend to learn from the most distinctive feature region of the human body. In the present study, a multi‐branch lightweight network structure that can enhance the ability of diverse feature retrieval is introduced. The proposed network consists of three branches. In the feature erasure branch, a drop block model is added to remove the horizontal region with the highest activation degree from feature vectors so as to allow the network to learn relatively low discrimination features. The global branch is used as an essential supplement to the feature erasure branch. A unified horizontal segmentation strategy is adopted in the local branch to avoid the influence of feature dislocation. Finally, diverse feature learning is achieved through the branch network structure. The proposed method can achieve state‐of‐the‐art results on Market‐1501, CUHK03 and DukeMTMC‐Reid data sets, thereby demonstrating the effectiveness of the method.https://doi.org/10.1049/cvi2.12108image recognitionimage retrievallearning (artificial intelligence)
spellingShingle Lu Peng
Zhang Jidong
Zhang Zhen
Wang Wei
Dou Yamei
Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
IET Computer Vision
image recognition
image retrieval
learning (artificial intelligence)
title Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
title_full Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
title_fullStr Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
title_full_unstemmed Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
title_short Person Re‐identification Based on Feature Erasure and Diverse Feature Learning
title_sort person re identification based on feature erasure and diverse feature learning
topic image recognition
image retrieval
learning (artificial intelligence)
url https://doi.org/10.1049/cvi2.12108
work_keys_str_mv AT lupeng personreidentificationbasedonfeatureerasureanddiversefeaturelearning
AT zhangjidong personreidentificationbasedonfeatureerasureanddiversefeaturelearning
AT zhangzhen personreidentificationbasedonfeatureerasureanddiversefeaturelearning
AT wangwei personreidentificationbasedonfeatureerasureanddiversefeaturelearning
AT douyamei personreidentificationbasedonfeatureerasureanddiversefeaturelearning