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rsquare

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06 Feb 2007 (Updated )

calculate rsquare from data y and estimate yhat

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Description

Simple function to calculate the r square of a dataset y (vector or matrix form) and the corresponding estimates yhat calculated using a regression.
Uses r2 = 1 - SSe/SSt
Input can contain NaNs.

MATLAB release MATLAB 7.3 (R2006b)
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Comments and Ratings (7)
24 Feb 2012 Guadalupe Martinez

it works, thanks for sharing !!!

28 Feb 2011 Ana Brasio

Thank you Felix Hebeler and
Petteri T for your work and suggestions.

15 Jun 2010 fuaada mohd siam

Thanks for sharing!

28 Jan 2010 MIKICAT Mikawer

Works fine!!! Thanx ;)

05 Nov 2009 Petteri T

sum( (y-yhat).^2) could be replaced with (y-what)' * (y-what) for speedup as suggested there: http://www.mathworks.nl/matlabcentral/newsreader/view_thread/168821

17 Jul 2008 Daithi O'hEachach

Does the job.

21 Feb 2007 baldo giovane  

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