Robust high-order matched filter for hyperspectral target detection with quasi-Newton method

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Abstract

Robust high-order matched filter (RHMF), utilizing high-order statistics and considering the inherent variability in target spectral signatures, has obtained better results than other classical detection methods through experiments. However, this algorithm fails to get a fast convergence result by using simple steepest decent. In this paper, we accelerate this algorithm- RHMF successfully by introducing quasi-Newton method and DFP corrector formula, which is a more effective optimization algorithm based on second derivation, into this algorithm. We experiment constrained energy minimization (CEM), adaptive coherence estimator (ACE), RHMF with the steepest descent, and RHMF with quasi-Newton method on real data. The experiment by using RHMF with quasi-Newton has better and faster result, indicating that it is more effective for hyperspectral target detection. We also give the proof of the convergence of this method.

Original languageEnglish
Title of host publicationProceedings of International Conference on Computer Vision in Remote Sensing, CVRS 2012
Pages63-66
Number of pages4
DOIs
StatePublished - 2012
Event2012 International Conference on Computer Vision in Remote Sensing, CVRS 2012 - Xiamen, China
Duration: 16 Dec 201218 Dec 2012

Publication series

NameProceedings of International Conference on Computer Vision in Remote Sensing, CVRS 2012

Conference

Conference2012 International Conference on Computer Vision in Remote Sensing, CVRS 2012
Country/TerritoryChina
CityXiamen
Period16/12/1218/12/12

Keywords

  • RHMF
  • hyperspectral target detection
  • quasi-Newton

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