... ：MODIS；水体提取；归一化植被指数法；谱间关系法；自组织神经网络算法 [gap=808]Key words ：MODIS；water body extraction；normalized difference vegetation index；spectrum-photometric method；self-organiz..
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Traditional method of water body extraction needs to set the right thresholds,and threshold selection usually requires repeated experiments to determine.
常用的水体提取方法需要设定阈值,而阈值的选择通常需要反复实验才能确定。
参考来源 - 利用BP神经网络提取TM影像水体·2,447,543篇论文数据，部分数据来源于NoteExpress
Water body extraction is the theoretical foundation of water resource and flood disaster monitoring.
利用遥感数据提取水体，是水资源和洪涝灾害监测的重要手段及其理论基础。
The purpose of monitoring the eutrophication of Dongting lake areas is taken, so the MNDWI model was selected for water body extraction.
以洞庭湖水体富营养化监测为最终目的，由此确定了最佳水体遥感提取模型为MNDWI指数模型。
The first is the Murray-Darling basin Authority, a new body with power to set limits on water extraction across the entire river system, in a bid to end the four basin states' bickering.
第一项措施是默里-达令流域管理局，一个有权在整个河流系统设置河水抽取量的机构，旨在终止该流域内四个州的争吵。
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