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甘孜州九龙县水土流失评价研究

Xuan-qiong LI,Zheng-wei HE,Xiao-jun LONG,Huan YU,Peng-quan WEN

Science of Surveying and Mapping（2012）

Cited 23|Views40
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Abstract
本文以九龙县为研究区,根据沟壑密度、坡度、植被盖度、土地利用类型和高程5个因子,结合ARCGIS空间分析功能和MATLAB数学建模编程的功能,应用GA-BP模型(遗传算法优化BP神经网络)对研究区的水土流失进行非线性智能定量评价,并与层次分析法的结果对比分析,阐述了GA-BP模型的优越性.本次研究可以为九龙县水土流失预防和治理提供有益的参考.
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Key words
Jiulong Country,estimate of soil erosion,GA-BP,GIS
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