青藏高原植被NDVI对气候因子响应的格兰杰效应分析

周玉科

Detecting Granger effect of vegetation response to climatic factors on the Tibetan Plateau

Yuke ZHOU

表3 NDVI与平均气温的格兰杰效应区频率

Tab.3 Proportion of Granger effect area on the Tibetan Plateau between NDVI and Temperature (%)

是否拒绝H0 月尺度 季节尺度 YNDVI-XTEMP YTEMPI-XNDVI YNDVII-XTEMP YTEMPI-XNDVI 拒绝 98.95 89.05 92.03 50.55 接受 1.05 10.95 7.97 49.45