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Author:

Wei, W. (Wei, W..) | Tong, L. (Tong, L..) | Guo, B. (Guo, B..) | Zhou, J. (Zhou, J..) | Xiao, C. (Xiao, C..)

Indexed by:

EI Scopus SCIE

Abstract:

Hyperspectral image (HSI) classification is an essential task in remote sensing, but its performance is greatly affected by limited labeled samples. Currently, generative adversarial networks (GANs) based methods can generate the virtue samples to augment the training set. However, with limited labeled data, GANs perform poorly in capturing features during sample generation. Very few relation networks (RN) and few-shot learning methods considered data augmentation to enhance performance. To address this challenge, we propose FSHyperRGAN, a few-shot HSI classification method based on relational generative adversarial network, which uses GANs to augment the training samples for relation networks, while leveraging relation feature extraction to guide the generation of specific class samples. FSHyperRGAN comprises four modules: a data processing module converting the HSI data to 1D and 3D features, an adversarial generation module synthesizing virtual samples conditioned on labels, a data embedding and reconstruction module encoding latent spaces for accurate sample reconstruction while preserving category characteristics, and a relation computation module computing relation scores across generated, reconstructed, and original samples. In addition, a relational feature matching scheme is also applied, which can use virtual samples to guide classification. Two FSHyperRGAN frameworks are designed, 1D-FSHyperRGAN and 3D-FSHyperRGAN, which can be utilized for 1D spectral or 3D spatial-spectral classification. Experiments on widely used HSI data sets illustrate that the proposed method outperforms several state-of-the-art methods and achieves overall accuracies of 92.64%, 86.82%, 83.64%, and 84.57% on KSC, PaviaU, Houston, and WHU-Hi-HongHu data sets, respectively.  © 1980-2012 IEEE.

Keyword:

generative adversarial network deep learning few-shot learning Hyperspectral image classification

Author Community:

  • [ 1 ] [Wei W.]Beijing University of Technology, College of Computer Science, Beijing, 100124, China
  • [ 2 ] [Tong L.]Beijing University of Technology, College of Computer Science, Beijing, 100124, China
  • [ 3 ] [Guo B.]Beijing Jiaotong University, State Key Laboratory of Advanced Rail Autonomous Operation, Beijing, 100044, China
  • [ 4 ] [Zhou J.]Griffith University, School of Information and Communication Technology, Nathan, 4111, QLD, Australia
  • [ 5 ] [Xiao C.]Beijing University of Technology, College of Computer Science, Beijing, 100124, China

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Source :

IEEE Transactions on Geoscience and Remote Sensing

ISSN: 0196-2892

Year: 2024

Volume: 62

8 . 2 0 0

JCR@2022

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 1

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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