Is griddedinterpolant omits NaN?

Hey all, I want to know when we using griddedinterpolant while we have some NaN in our data set, are they NaNs fills by griddedinterpolant? Or they remain as NaN?

Answer 1

[darova]

You can find out by yourself

[X,Y] = meshgrid(0:10);
Z = 0*X;
Z(5:7,5:7) = nan;
surf(X,Y,Z,'edgecolor','none')

[X1,Y1] = meshgrid(0:0.4:10);
Z1 = griddata(X,Y,Z,X1,Y1);
hold on
surf(X1,Y1,Z1,'facecolor','none')
hold off