MCD43A3积雪地表遥感反照率产品精度分析与评价

朱文哲,游冬琴,闻建光,刘强,唐勇

Evaluating the Performance of MODIS Albedo Products (MCD43A3) over Seasonal Snow-covered Land Surface

Wenzhe ZHU,Dongqin YOU,Jianguang WEN,Qiang LIU,Yong Tang

表2 MCD43A3反照率产品在积雪期和无雪期的全反演比例，备份算法比例和数据缺失比例

Table 2 The percentage of full inversion， magnitude inversion and no-data in snow-covered and snow-free periods

Brookings Mead-I CA-NS6 CA-SF3 Fort-Peck CA-SF2 CA-WP1 全反演 无雪期 76.44% 67.66% 53.63% 64.01% 70.32% 46.47% 71.89% 积雪期 14.65% 13.85% 19.03% 1.01% 9.35% 4.17% 5.88% 备份反演 无雪期 21.34% 30.11% 43.58% 33.33% 16.65% 49.05% 21.71% 积雪期 75.84% 70.00% 66.49% 74.00% 67.85% 78.06% 69.75% 数据缺失 无雪期 2.23% 2.23% 2.79% 0.99% 13.12% 4.48% 6.41% 积雪期 9.51% 16.15% 14.48% 24.95% 22.82% 17.78% 24.37%