pairs_d.m

计量工具箱

% PURPOSE: demo of pairs (pairwise scatterplots)
%          
% 
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% USAGE: pairs_d
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% generate correlated data
n = 100;
y1 = randn(n,1);
y2 =  2*y1 + randn(n,1);
y3 = -2*y2 + randn(n,1);
y4 = randn(n,1); % uncorrelated with y1,y2,y3

y = [y1 y2 y3 y4];

vnames = ['apples ',
          'oranges',
          'pairs  ',
          'ha ha  '];


pairs(y,vnames);