non-supervised classification 非监督分类 Fuzzy supervised classification 模糊监督分类 ; 模糊监督分类 ..
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Introduced the methods of glacier extraction such as the ratio and index (NDSI, NDWI), non-supervised classification, principal component analysis, HIS transform methods, and Obtained the methods for the research area’ s glacier extraction.4.
3.对冰川的提取方法,如比值法、指数法(NDSI、NDWI),非监督分类、主成分分析、HIS变换等方法及其效果进行了比较,得出了适合本实验的冰川提取方法。
参考来源 - 基于ASTER数据的冰川及冰碛物的提取方法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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