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Author:

Chen, Zhitao (Chen, Zhitao.) | Tong, Lei (Tong, Lei.) | Qian, Bin (Qian, Bin.) | Yu, Jing (Yu, Jing.) | Xiao, Chuangbai (Xiao, Chuangbai.)

Indexed by:

EI Scopus SCIE

Abstract:

Hyperspectral classification is an important technique for remote sensing image analysis. For the current classification methods, limited training data affect the classification results. Recently, Conditional Variational Autoencoder Generative Adversarial Network (CVAEGAN) has been used to generate virtual samples to augment the training data, which could improve the classification performance. To further improve the classification performance, based on the CVAEGAN, we propose a Self-Attention-Based Conditional Variational Autoencoder Generative Adversarial Network (SACVAEGAN). Compared with CVAEGAN, we first use random latent vectors to obtain more enhanced virtual samples, which can improve the generalization performance. Then, we introduce the self-attention mechanism into our model to force the training process to pay more attention to global information, which can achieve better classification accuracy. Moreover, we explore model stability by incorporating the WGAN-GP loss function into our model to reduce the mode collapse probability. Experiments on three data sets and a comparison of the state-of-art methods show that SACVAEGAN has great advantages in accuracy compared with state-of-the-art HSI classification methods.

Keyword:

self-attention hyperspectral classification Generative Adversarial Network (GAN)

Author Community:

  • [ 1 ] [Chen, Zhitao]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 2 ] [Tong, Lei]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Yu, Jing]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Xiao, Chuangbai]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China
  • [ 5 ] [Chen, Zhitao]Minist Educ, Engn Res Ctr Intelligent Percept & Autonomous Con, Beijing 100124, Peoples R China
  • [ 6 ] [Tong, Lei]Minist Educ, Engn Res Ctr Intelligent Percept & Autonomous Con, Beijing 100124, Peoples R China
  • [ 7 ] [Qian, Bin]Minist Publ Secur, Traff Management Res Inst, Wuxi 214151, Jiangsu, Peoples R China

Reprint Author's Address:

  • [Tong, Lei]Beijing Univ Technol, Fac Informat Technol, Beijing 100124, Peoples R China;;[Tong, Lei]Minist Educ, Engn Res Ctr Intelligent Percept & Autonomous Con, Beijing 100124, Peoples R China

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Source :

REMOTE SENSING

Year: 2021

Issue: 16

Volume: 13

5 . 0 0 0

JCR@2022

ESI Discipline: GEOSCIENCES;

ESI HC Threshold:64

JCR Journal Grade:1

Cited Count:

WoS CC Cited Count: 20

SCOPUS Cited Count: 22

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

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