lccModel function

Internal Function to Fits a Linear Mixed-Effects Model in the Formulation Described in Laird and Ware (1982).

This is an internally called function used to fits a linear mixed-effects model; see lme.

Returns

No return value, called for side effects

References

Laird, N.M. and Ware, J.H. (1982) Random-Effects Models for Longitudinal Data, Biometrics, 38, 963–974.

Pinheiro, J.C. and Bates., D.M. (1996) Unconstrained Parametrizations for Variance-Covariance Matrices, Statistics and Computing, 6, 289–296.

Pinheiro, J.C., and Bates, D.M. (2000) Mixed-Effects Models in S and S-PLUS, Springer.

Author(s)

Thiago de Paula Oliveira, thiago.paula.oliveira@alumni.usp.br