www.gusucode.com > curvefit 案例源码程序 matlab代码 > curvefit/FitaPolynomialSurfaceExample.m

    %% Fit a Polynomial Surface  
% Load some data and fit a polynomial surface of degree 2 in |x| and degree
% 3 in |y|. Plot the fit and data.   

% Copyright 2015 The MathWorks, Inc.


%%  
load franke
sf = fit([x, y],z,'poly23')
plot(sf,[x,y],z)