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Locality-preserving discriminant analysis for hyperspectral image classification using local spatial information

  • Wei Li*
  • , Saurabh Prasad
  • , Zhen Ye
  • , James E. Fowler
  • , Minshan Cui
  • *此作品的通讯作者
  • Mississippi State University
  • University of Houston
  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Locality-preserving projection as well as local Fisher discriminant analysis is applied for dimensionality reduction of hyperspectral imagery based on both spatial and spectral information. These techniques preserve the local geometric structure of hyperspectral data into a low-dimensional subspace wherein a Gaussian-mixture-model classifier is then considered. In the proposed classification system, local spatial information - which is expected to be more multimodal than strictly spectral features - is used. Results with experimental hyperspectral data demonstrate that this system outperforms traditional classification approaches.

源语言英语
主期刊名IGARSS 2012 - 2012 IEEE International Geoscience and Remote Sensing Symposium
出版商Institute of Electrical and Electronics Engineers Inc.
4134-4137
页数4
ISBN(电子版)9781467311595
DOI
出版状态已出版 - 2012
已对外发布
活动32nd IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2012 - Munich, 德国
期限: 22 7月 201227 7月 2012

丛书

姓名International Geoscience and Remote Sensing Symposium (IGARSS)
ISSN(印刷版)2153-6996
ISSN(电子版)2153-7003

会议

会议32nd IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2012
国家/地区德国
Munich
时期22/07/1227/07/12

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