Fig. 1From: Application of Soil Water Index to landslide prediction in snowy regions: sensitivity analysis in Japan and preliminary results from Tomsk, RussiaSchematic diagram of the three-layer tank model plus snow tank, modified after Shimizu and Uemura (2018). The figures and table within the dotted box represent original SWI (Okada et al. 2001). α1-4 and β1-3 are dimensionless while L1-4 and S1-3 have unit of mm. The parameters related to snow are shown in the solid boxBack to article page