Research Article

Spatial Interpolation of Annual Runoff in Ungauged Basins Based on the Improved Information Diffusion Model Using a Genetic Algorithm

Figure 4

Comparison of observed runoff and interpolated runoff forced by IDW, COK, SIDM, OIDM, and GIDM at gauges Hongqi (a) and Baimasi (b) from 2002 to 2011.
(a)
(b)