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Issue:
Classification of Land Use in Xinjiang with BP Classifier Using MODIS Imagery
Author(s):
LUO Cheng-feng
,
WANG Chang-yao
,
LIU Yong-hong
,
NIU Zheng
Pages:
258
-
262
Year:
2005
Issue:
2
Journal:
ARID LAND GEOGRAPHY
Keyword:
MODIS数据
;
BP算法
;
土地利用分类
;
新疆
;
Abstract:
土地利用信息获取已经成为遥感技术的重要应用领域之一.本研究以MODIS数据产品为信息源,用神经网络分类中的反向传播网络(BP)算法对新疆进行了土地利用分类研究.以新疆石河子为实验区,比较了BP算法与最大似然法的分类精度,前者的精度提高近10%.用BP算法对新疆全省进行了土地利用分类,统计分类结果各类别的面积和百分比,所得数据与相关部门公布数据非常接近.研究结果表明,250 m MODIS数据对新疆地区的土地利用的类别信息获取比较实用;BP算法对中分辨率的MODIS数据能取得较高的分类精度.
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