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An improved ISODATA algorithm for hyperspectral image classification

  • Qian Wang
  • , Qingli Li*
  • , Hongying Liu
  • , Yiting Wang
  • , Jianzhong Zhu
  • *此作品的通讯作者
  • East China Normal University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Hyperspectral image classification is an important part of the hyperspectral remote sensing information processing. The Iterative Selforganizing Data Analysis Techniques Algorithm (ISODATA) clustering algorithm which is an unsupervised classification algorithm is considered as an effective measure in the area of processing hyperspectral images. In this paper, an improved ISODATA algorithm is proposed for hyperspectral images classification. The algorithm takes the maximum and minimum spectrum of the image into consideration and determines the initial cluster center by the stepped construction of spectrum accurately. The classification experiment results show that using the improved ISODATA algorithm can determine the initial cluster number adaptively. In comparison with the SAM (Spectral Angle Mapper) algorithm and the original ISODATA algorithm, a better performance of the proposed ISODATA method is shown in the part of results.

源语言英语
主期刊名Proceedings - 2014 7th International Congress on Image and Signal Processing, CISP 2014
编辑Yi Wan, Jinguang Sun, Jingchang Nan, Quangui Zhang, Liangshan Shao, Lipo Wang
出版商Institute of Electrical and Electronics Engineers Inc.
660-664
页数5
ISBN(电子版)9781479958351
DOI
出版状态已出版 - 6 1月 2014
活动2014 7th International Congress on Image and Signal Processing, CISP 2014 - Dalian, 中国
期限: 14 10月 201416 10月 2014

出版系列

姓名Proceedings - 2014 7th International Congress on Image and Signal Processing, CISP 2014

会议

会议2014 7th International Congress on Image and Signal Processing, CISP 2014
国家/地区中国
Dalian
时期14/10/1416/10/14

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