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HELP About contour command

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Alex Molina
Alex Molina 2012-7-17
关闭： MATLAB Answer Bot 2021-8-20
My question is this, i have X and Y points, and for each coordinate there are a Z value, this is not a function, for example:
X=2 , Y=3 and Z=6.7
There are a different vectors for each coordintes, So is a anyway to represent this grafically like contour? o in the way increase de Z value change the color of the graphic?
PS: Sorry my poor english

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回答（2 个）

Sean de Wolski
Sean de Wolski 2012-7-17
编辑：Sean de Wolski 2012-7-17
You could use scatter3 to show a scatter plot of the data:
doc scatter3
Or you could interpolate your data to a regular grid using TriScatteredInterp and then use contour
doc TriScatteredInterp
Alex Molina
Alex Molina 2012-7-17
i used scatter3 and works, but my problem is the points are all with the same color, and i need diferent color while increase the Z value
  1 个评论
Walter Roberson
Walter Roberson 2012-7-17
pointsize = 8;
scatter3(X(:), Y(:), Z(:), pointsize, Z(:))

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