Table 3 Interaction effects on soil heavy metals.

From: A combined model method was used to identify the main influencing factors of soil heavy metal pollution sources in Qian river, China

Interaction detection

Interaction factor 1

q (x1∩x2)

Interaction factor 2

q (x1∩x2)

Interaction factor 3

q (x1∩x2)

Interaction factor 4

q (x1∩x2)

IS

Distance to village ∩precipitation

(0.794)

Distance to village ∩temperature

(0.790)

Distance to village ∩DEM

(0.771)

Distance to village ∩GDP

(0.747)

NS

Distance to village ∩temperature (0.486)

Distance to village ∩Vegetation Cover

(0.465)

Distance to village ∩precipitation

(0.453)

Distance to village ∩GDP

(0.449)

TS

Distance to village ∩precipitation

(0.670)

Distance to village ∩temperature

(0.663)

Distance to village ∩GDP

(0.654)

Distance to village ∩DEM

(0.615)

AS

Distance to village ∩precipitation

(0.794)

Distance to village ∩temperature

(0.785)

Distance to village ∩GDP

(0.735)

Distance to village ∩DEM

(0.724)