Peaks surface is function of three variables, obtained by translating and scaling Gaussian distributions, which is useful for DEM test. Mengjun Kang Mingjun Wang Qingyun Du 10.1371/journal.pone.0127592.g003 https://plos.figshare.com/articles/figure/_Peaks_surface_is_function_of_three_variables_obtained_by_translating_and_scaling_Gaussian_distributions_which_is_useful_for_DEM_test_/1422590 <p>(a) 3D display (b) 2D display.</p> 2015-05-21 03:18:17 kriging DTM representation methods Quadrangular Irregular Networks spline DTM construction data points interpolation methods Related Error Analysis QIN method