| 利用TM图像逐级分类提取非点源信息 |
| 摘要点击 1329 全文点击 1177 投稿时间：2002-03-08 修订日期：2002-05-23 |
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| 中文关键词 非点源 土地利用 逐级分类 |
| 英文关键词 non-point source land-use hierarchical classification |
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| 中文摘要 |
| 探讨了运用逐级分类从TM图像中提取与非点源污染有关的土地利用信息的方法.研究表明,逐级分类与一般的最大似然度分类相比效果更佳,具有简化复杂问题、突出研究重点和方法灵活等优点,能够快速有效地提取所需要的信息. |
| 英文摘要 |
| The issue of the article is hierarchical classification that is used to extract land-use information relating to non-point source pollution from TM image. The result shows that it performs better than traditional maximum likelihood method. It is useful to extract information quickly and effectively with advantages of simplifying complex problem, giving prominence to key point and having more flexibility. |
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