test_interp_2d_test, a MATLAB code which calls test_interp_2d(), which defines test problems for interpolation of data z(x,y) depending on a 2D argument.
The information on this web page is distributed under the MIT license.
test_interp_2d, a MATLAB code which defines test problems for interpolation of regular or scattered data z(x,y), depending on a 2D argument.
test_interp_2d_test03 makes plots of each grid: