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[期刊论文]

Sparse-Adaptive Hypergraph Discriminant Analysis for Hyperspectral Image Classification

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author:

Luo, Fulin (Luo, Fulin.) [1] | Zhang, Liangpei (Zhang, Liangpei.) [2] | Zhou, Xiaocheng (Zhou, Xiaocheng.) [3] (Scholars:周小成) | Unfold

Indexed by:

EI Scopus SCIE

Abstract:

Hyperspectral image (HSI) contains complex multiple structures. Therefore, the key problem analyzing the intrinsic properties of an HSI is how to represent the structure relationships of the HSI effectively. Hypergraph is very effective to describe the intrinsic relationships of the HSI. In general, Euclidean distance is adopted to construct the hypergraph. However, this method cannot effectively represent the structure properties of high-dimensional data. To address this problem, we propose a sparse-adaptive hypergraph discriminant analysis (SAHDA) method to obtain the embedding features of the HSI in this letter. SAHDA uses the sparse representation to reveal the structure relationships of the HSI adaptively. Then, an adaptive hypergraph is constructed by using the intraclass sparse coefficients. Finally, we develop an adaptive dimensionality reduction mode to calculate the weights of the hyperedges and the projection matrix. SAHDA can adaptively reveal the intrinsic properties of the HSI and enhance the performance of the embedding features. Some experiments on the Washington DC Mall hyperspectral data set demonstrate the effectiveness of the proposed SAHDA method, and SAHDA achieves better classification accuracies than the traditional graph learning methods.

Keyword:

Dimensionality reduction Euclidean distance hypergraph learning hyperspectral image (HSI) Hyperspectral imaging Sparse matrices sparse representation STEM

Community:

  • [ 1 ] [Luo, Fulin]Wuhan Univ, State Key Lab Informat Engn Surveying Mapping & R, Wuhan 430079, Peoples R China
  • [ 2 ] [Zhang, Liangpei]Wuhan Univ, State Key Lab Informat Engn Surveying Mapping & R, Wuhan 430079, Peoples R China
  • [ 3 ] [Luo, Fulin]Hubei Univ, Fac Math & Stat, Hubei Key Lab Appl Math, Wuhan 430062, Peoples R China
  • [ 4 ] [Zhang, Liangpei]Hubei Univ, Fac Math & Stat, Hubei Key Lab Appl Math, Wuhan 430062, Peoples R China
  • [ 5 ] [Zhou, Xiaocheng]Fuzhou Univ, Minist Educ, Key Lab Spatial Data Min & Informat Sharing, Fuzhou 350116, Peoples R China
  • [ 6 ] [Guo, Tan]Chongqing Univ Posts & Telecommun, Sch Commun & Informat Engn, Chongqing 400065, Peoples R China
  • [ 7 ] [Cheng, Yanxiang]Wuhan Univ, Gynecol Dept, Renmin Hosp, Wuhan 430060, Peoples R China
  • [ 8 ] [Yin, Tailang]Wuhan Univ, Reprod Med Ctr, Renmin Hosp, Wuhan 430060, Peoples R China

Reprint 's Address:

  • [Cheng, Yanxiang]Wuhan Univ, Gynecol Dept, Renmin Hosp, Wuhan 430060, Peoples R China;;[Yin, Tailang]Wuhan Univ, Reprod Med Ctr, Renmin Hosp, Wuhan 430060, Peoples R China

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Related Article:

Source :

IEEE GEOSCIENCE AND REMOTE SENSING LETTERS

ISSN: 1545-598X

Year: 2020

Issue: 6

Volume: 17

Page: 1082-1086

3 . 9 6 6

JCR@2020

4 . 0 0 0

JCR@2023

ESI Discipline: GEOSCIENCES;

ESI HC Threshold:115

JCR Journal Grade:1

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 135

SCOPUS Cited Count: 135

ESI Highly Cited Papers on the List: 27 Unfold All

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