最简单的方法是对由x = 0和y = y数据范围定义的一组点进行z插值。例如:
X = rand(5000,1)*7 - 3;
Y = rand(5000,1)*7 - 3;
z =山峰(x, y);
图;
scatter3 (x, y, z 5 z,“填充”）;
易= linspace (3100);
ξ= 0 (1100);
F = scatteredInterpolant (x, y, z,“线性”）;
子= F (xi, yi);
图;
情节(咦,zi);
