2002—2020年青藏高原近地表土壤日冻融循环时空变化模式

沈麒凯, 刘修国, 周欣, 张正加, 陈启浩

Spatio-temporal variation patterns of diurnal freeze-thaw cycles of the near-surface soil on the Qinghai-Tibet Plateau between 2002 and 2020

SHEN Qikai, LIU Xiuguo, ZHOU Xin, ZHANG Zhengjia, CHEN Qihao

表2 青藏高原范围内不同校准函数决定系数表

Tab. 2 R square under different calibration coefficients in QTP

轨道/通道 升轨 降轨 18H 18V 36H 36V 18H 18V 36H 36V Hu等[28] 0.8906 0.8680 0.8377 0.8623 0.8871 0.8981 0.8557 0.8730 Meier等[29] 0.8904 0.8677 0.8387 0.8781 0.8843 0.9010 0.8575 0.8703 Du等[30] 0.8863 0.8726 0.8404 0.8735 0.8838 0.9028 0.8580 0.8778 本文 0.9251 0.9088 0.9368 0.913 0.9149 0.9048 0.9181 0.8981