search for: polinom

Displaying 2 results from an estimated 2 matches for "polinom".

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2012 Apr 10
2
lm()
People, help me please! How to use lm() function to defind a cofficient for 7-polinom, and what expression should I put in /formula/ -- View this message in context: http://r.789695.n4.nabble.com/lm-tp4545740p4545740.html Sent from the R help mailing list archive at Nabble.com.
2010 Aug 11
1
non-linear regression for 3D data
Hello! Is there a simplier way in R to get a nonlinear regression (like nls) for a surface? I have 3D data, and it is definitely not a linear surface with which it would fit the best. Rather sg like z = a + f(x) + g(y) where probably both f and g are polinomes (hopefully quadratic). Szilvia -- View this message in context: http://r.789695.n4.nabble.com/non-linear-regression-for-3D-data-tp2320982p2320982.html Sent from the R help mailing list archive at Nabble.com.