1980－2015年阿拉善盟沙地面积变化及其驱动因子

常亚斌, 朱睿, 肖生春, 李雅培

Sandy land change from 1980 to 2015 in Alxa League， China and its driving factors

Yabin Chang, Rui Zhu, Shengchun Xiao, Yapei Li

表2 驱动因子交互作用的影响程度判断依据

Table 2 The judgment basis of influence degree of interaction between two driving factors

判断依据 交互作用 q(X1?X2)<min(q(X1),q(X2)) 非线性减弱 min(q(X1),(X2))<q(X1?X2)<max(q(X1),(X2)) 单因子非线性减弱 q(X1?X2)>max(q(X1),q(X2)) 双因子增强 q(X1?X2)=q(X1)+q(X2) 独立 q(X1?X2)>q(X1)+q(X2) 非线性增强