基于改进型光谱指数的荒漠土壤水分遥感反演
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高琪, 王玉珍, 冯春晖, 马自强, 柳维扬, 彭杰, 季彦桢
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Remote sensing inversion of desert soil moisture based on improved spectral indices
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GAO Qi, WANG Yuzhen, FENG Chunhui, MA Ziqiang, LIU Weiyang, PENG Jie, JI Yanzhen
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表1 常用传统和改进光谱指数及其计算公式
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Tab.1 Commonly used conventional and improved spectral indices and their calculation formulae
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传统光谱指数 | 传统公式① | 文献来源 | 改进光谱指数 | 扩展公式 | BSI | | Polykretis等(2020)[12] | EBSI | | CI | | Hengl(2009) [13] | ECI | | Cal | | Boettinger等(2008) [14] | ECal | | RVI | | Jordan (1969) [15] | ERVI | | NDVI | | Rouse等(1973) [16] | ENDVI | | DVI | | Tucker (1979) [17] | EDVI | | NDWI | | McFeeters(1996) [18] | ENDWI | | PDI | | 葛少青等(2018) [10] | EPDI | | GVMI | | 孙灏等(2012) [19] | EGVMI | |
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