陕西省NDVI影像制作及其应用研究
首发时间:2011-11-30
摘要:文章以全国2003年MODIS影像数据为基础,使用ENVI软件提取陕西省整个行政区域的归一化植被指数NDVI,并最终制作陕西省2003年整个行政区域动态植被变化图,并且分析陕西省当年植被随月份变化的覆盖情况。文章详细的说明了整个直观动态植被变化覆盖图的过程和从宏观上分析陕西省的全年植被变化情况,并为长期监测该地区的植被覆盖情况提供了现实的依旧和方法。
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NDVI Graphics Production and Analysis in Shaanxi Province
Abstract:Based on 2003 MODIS data, NDVI of Shaanxi province was extracted with ENVI, and vegetation dynamic changes graph was made and analysis. In the paper, the NDVI graphics production is introduced in detail and it is considered that the NDVI can know the changing of vegetation in Shaanxi province. And then, it provides the method of basis for vegetation long term monitoring.
Keywords: NDVI MODIS vegetation Shaanxi
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