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On the Application of Dimidiate Pixel Model to Inversion of Vegetation Coverage in Land-use Investigation
Author(s): 
Pages: 13-16
Year: Issue:  4
Journal:  Bulletin of Surveying and Mapping

Keyword:  混合像元 植被盖度 像元二分模型;
Abstract: 以内蒙古奈曼旗地区为试验地,选用TM数据,对遥感影像进行了几何精校正、大气校正、地形校正等预处理,根据混合像元分解的理论,确定出NDVISsoil和NDVISveg,建立了反演植被盖度的像元二分模型。并根据大量的外业调查数据对所建立的模型进行了精度验证,为土地利用更新调查中依据混合像元分解理论反演植被盖度提供了理论依据。
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