多时间尺度温度-植被指数特征空间旱情监测的差异性

闫峰, 王艳姣, 吴波

Diversities of Drought Monitoring Based on Temperature-vegetation Index Featured Spaces with Multi-time Scale

Feng YAN, Yan-jiao WANG, Bo WU

表1 不同土壤深度RSM与TVDI的相关性

Table 1 Correlations between RSM and TVDI in different soil depths

时间尺度 RSM-TVDI拟合方程 Ts148-EVI148 RSM10=0.6713×TVDI+0.8469 R2=0.1720 RSM20=-0.8026×TVDI+0.9697 R2=0.4184 RSM50=-0.5081×TVDI+0.8954 R2=0.1353 Ts148-EVI145 RSM10=-0.6701×TVDI+0.8458 R2=0.1719 RSM20=-0.8013×TVDI+0.9685 R2=0.4183 RSM50=-0.5351×TVDI+0.9014 R2=0.1352 Ts148-EVI137 RSM10=-0.6714×TVDI+0.8552 R2=0.1718 RSM20=-0.8026×TVDI+0.9796 R2=0.4180 RSM50=-0.5375×TVDI+0.9105 R2=0.1350 Ts145-EVI145 RSM10=-0.6736×TVDI+0.8575 R2=0.1718 RSM20=-0.8026×TVDI+0.9796 R2=0.4180 RSM50=-0.5359×TVDI+0.9022 R2=0.1352 Ts145-EVI137 RSM10=-0.6358×TVDI+0.8381 R2=0.1717 RSM20=-0.7604×TVDI+0.9593 R2=0.4179 RSM50=-0.5356×TVDI+0.9086 R2=0.1349