search for: patriota

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2004 Aug 27
2
degrees of freedom (lme4 and nlme)
...'s not the case with another dataset I analyzed. I experience the same type of problem when using glmmPQL of the MASS package and the GLMM of package lme4. Could anyone give me a hint on why the two functions are giving incompatible results? thank you in advance for your help Alexandre Galv??o Patriota. _______________________________________________________
2004 Nov 13
0
Variance and Covariance Matrix D and R in nlme or lme4.
Hi, How extract the Variance and Covariance Matrices D of random effects and R of error in the lme object? Thanks in advance. Alexandre Galv??o