
Surface under the curve
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Mahi Nazir
il 23 Mar 2015
Commentato: Star Strider
il 24 Mar 2015
I have 3 vectors x,y,z such that function plot3 plots the attached graph. I need to fit a surface such that I get somewhat second attached graph.
I have tried surf function but I don't get the results I want. Kindly help
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Star Strider
il 23 Mar 2015
This looks something like what you want:
x = [0:10 10];
y = [0:10 10];
z= [0 6 5 8 7 7 8 9 7 5 6 0];
figure(1)
patch(x, y, z, 'g')
grid on
view([-30 30])
producing:

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Konstantinos Sofos
il 23 Mar 2015
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Konstantinos Sofos
il 23 Mar 2015
Modificato: Konstantinos Sofos
il 23 Mar 2015
Hi,
Your x,y are identical, so your data are collinear. It doesn't make sense and this is not a 3D problem but a 2D
"In statistics, multicollinearity (also collinearity) is a phenomenon in which two or more predictor variables in a multiple regression model are highly correlated, meaning that one can be linearly predicted from the others with a non-trivial degree of accuracy."
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