Auxiliary support for the GAMLSS

Description

These two functions are similar to the poly and polym in R. Are needed for the gamlss.lo function of GAMLSS and should not be used on their own.

Usage

polyS(x, ...)
poly.matrix(m, degree = 1)

Arguments

Value

Returns a matrix of orthogonal polynomials

Warning

Not be use by the user

Author(s)

Mikis Stasinopoulos mikis.stasinopoulos@gamlss.org

References

Rigby, R. A. and Stasinopoulos D. M. (2005). Generalized additive models for location, scale and shape,(with discussion), Appl. Statist., 54, part 3, pp 507-554. Stasinopoulos D. M., Rigby R.A., Heller G., Voudouris V., and De Bastiani F., (2017) Flexible Regression and Smoothing: Using GAMLSS in R, Chapman and Hall/CRC.

(see also http://www.gamlss.org/).

Stasinopoulos D. M. Rigby R.A. (2007) Generalized additive models for location scale and shape (GAMLSS) in R. Journal of Statistical Software, Vol. 23, Issue 7, Dec 2007, http://www.jstatsoft.org/v23/i07.

See Also

gamlss, gamlss.lo