基于北京一号CCD数据的植被指数特性分析Analysis of vegetation indices based on the CCD data of BJ-1
傅银贞,汪小钦
摘要(Abstract)：
植被指数是遥感领域用来表征地表植被覆盖及生长状况简单而有效的度量参数,在环境、生态、农业等领域都有广泛的应用。但由于植被指数繁多,在选择和应用植被指数时往往很随意或盲目。本文以北京一号覆盖永安市的CCD多光谱数据为例,基于光谱、方差和多重分析方法,对13种植被指数特性进行分析。结果表明:RGNDI、RGRI、MSAVI、TNDVI、NDGI可以较好区分农田和浓密林地;RGNDI、NDGI、RGRI可以有效地消除阴影的影响,却易与水体混淆;在不考虑阴影的情况下,NDVI、RVI、RDVI、GRNDVI比RGNDI、NDGI、RGRI可以更好区分不同覆盖程度的植被。
关键词(KeyWords)： 北京一号;植被指数;方差分析;多重比较
基金项目(Foundation): 福建省杰出青年科学基金资助项目(编号:2009J06024);; 福建省科技计划项目(编号:2007Y0020)
作者(Author): 傅银贞,汪小钦
DOI: 10.16251/j.cnki.1009-2307.2010.06.011
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