Incremental learning using feature labels for synthetic aperture radar automatic target recognition

Abstract Although deep neural network technology brings high recognition accuracy to the field of synthetic aperture radar image‐based automatic target recognition, it also produces the catastrophic forgetting problem. Here, a new incremental learning method that can extract more information about o...

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Main Authors: Chao Hu, Ming Hao, Wenying Wang, Yong Yang, Daoqing Wu
Format: Article
Language:English
Published: Wiley 2022-11-01
Series:IET Radar, Sonar & Navigation
Online Access:https://doi.org/10.1049/rsn2.12303
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author Chao Hu
Ming Hao
Wenying Wang
Yong Yang
Daoqing Wu
author_facet Chao Hu
Ming Hao
Wenying Wang
Yong Yang
Daoqing Wu
author_sort Chao Hu
collection DOAJ
description Abstract Although deep neural network technology brings high recognition accuracy to the field of synthetic aperture radar image‐based automatic target recognition, it also produces the catastrophic forgetting problem. Here, a new incremental learning method that can extract more information about old data is proposed. Based on the rehearsal method, the authors’ method adds extra linear layers after the feature extractor of the network before training on new incremental data and uses the network to generate distilled labels for incremental training. Through experiments on the moving and stationary target acquisition and recognition data set, we conclude that, when the old model has good performance, our method has better performance than other typical incremental learning methods on small data sets.
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spelling doaj.art-407a916d36e34fb8b9d77993a0b22f122022-12-22T04:29:46ZengWileyIET Radar, Sonar & Navigation1751-87841751-87922022-11-0116111872188010.1049/rsn2.12303Incremental learning using feature labels for synthetic aperture radar automatic target recognitionChao Hu0Ming Hao1Wenying Wang2Yong Yang3Daoqing Wu4Nanjing Institute of Electronic Technology Nanjing ChinaNanjing Institute of Electronic Technology Nanjing ChinaNanjing Institute of Electronic Technology Nanjing ChinaState Key Laboratory of Complex Electromagnetic Environment Effects on Electronics and Information System National University of Defense Technology Changsha ChinaNanjing Institute of Electronic Technology Nanjing ChinaAbstract Although deep neural network technology brings high recognition accuracy to the field of synthetic aperture radar image‐based automatic target recognition, it also produces the catastrophic forgetting problem. Here, a new incremental learning method that can extract more information about old data is proposed. Based on the rehearsal method, the authors’ method adds extra linear layers after the feature extractor of the network before training on new incremental data and uses the network to generate distilled labels for incremental training. Through experiments on the moving and stationary target acquisition and recognition data set, we conclude that, when the old model has good performance, our method has better performance than other typical incremental learning methods on small data sets.https://doi.org/10.1049/rsn2.12303
spellingShingle Chao Hu
Ming Hao
Wenying Wang
Yong Yang
Daoqing Wu
Incremental learning using feature labels for synthetic aperture radar automatic target recognition
IET Radar, Sonar & Navigation
title Incremental learning using feature labels for synthetic aperture radar automatic target recognition
title_full Incremental learning using feature labels for synthetic aperture radar automatic target recognition
title_fullStr Incremental learning using feature labels for synthetic aperture radar automatic target recognition
title_full_unstemmed Incremental learning using feature labels for synthetic aperture radar automatic target recognition
title_short Incremental learning using feature labels for synthetic aperture radar automatic target recognition
title_sort incremental learning using feature labels for synthetic aperture radar automatic target recognition
url https://doi.org/10.1049/rsn2.12303
work_keys_str_mv AT chaohu incrementallearningusingfeaturelabelsforsyntheticapertureradarautomatictargetrecognition
AT minghao incrementallearningusingfeaturelabelsforsyntheticapertureradarautomatictargetrecognition
AT wenyingwang incrementallearningusingfeaturelabelsforsyntheticapertureradarautomatictargetrecognition
AT yongyang incrementallearningusingfeaturelabelsforsyntheticapertureradarautomatictargetrecognition
AT daoqingwu incrementallearningusingfeaturelabelsforsyntheticapertureradarautomatictargetrecognition