tools:::Rd_package_description("SOP")
tools:::Rd_package_author("SOP")
Maintainer: tools:::Rd_package_maintainer("SOP")
tools:::Rd_package_indices("SOP")
This package incorporates the function sop() which enables users to estimate multidimensional generalised P-spline regression models with overlapping penalties. For a complete list of functions use library(help = SOP).
Eilers, P.H.C. and Marx, B.D. (1996). Flexible smoothing with B-splines and penalties. Statistical Science, 11 (2), 89--121.
Rodriguez-Alvarez, M.X., Lee, D. J., Kneib, T., Durban, M., and Eilers, P. (2015). Fast smoothing parameter separation in multidimensional generalized P-splines: the SAP algorithm. Statistics and Computing, 25 (5), 941--957.
Rodriguez-Alvarez, M.X., Durban, M., Lee, D. J. and Eilers, P. (2019). On the estimation of variance parameters in non-standard generalised linear mixed models: application to penalised smoothing. Statistics and Computing, 29 (3), 483--500.