%0 Dataset %T Heihe 1km monthly LAI production in 2012 %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/2a9c8cfd-7ee6-44b4-99fe-9469f8ca92f2 %W NCDC %R 10.12072/ncdc.westdc.db3865.2023 %A Fan wenjie %K BRDF;LAI;Soil and leaf reflectance;Canopy BRDF model;leaf area index %X Firstly, canopy BRDF model is used to express canopy reflectance as a function of Lai / fAPAR, wavelength, soil and leaf reflectance, aggregation index, incidence and observation angle. For several key parameters, a parameter table is established as the input of inversion. Then input the preprocessed surface reflectance data and land cover data, and use LUT method to get Lai products. The detailed algorithm can be found in references. Image size: about 1m per scene.