chazhi.m

matlab 插值 有配套的说明和讲解实例

 z=peaks;
surf(z)
shading interp
hold on
[c ch]=contour(z,20);
set(ch,'edgecolor','b')
[u v]=gradient(z);
h=streamslice(-u,-v);
set(h,'color','k');
for i=1:length(h);
zi=interp2(z,get(h(i),'xdata'),get(h(i),'ydata'));
set(h(i),'zdata',zi);
end
view(30,50);axis tight