nlme (version 3.1-19)

corNatural: General correlation in natural parameterization

Description

This function is a constructor for the corNatural class, representing a general correlation structure in the ``natural'' parameterization, which is described under pdNatural. Objects created using this constructor must later be initialized using the appropriate initialize method.

Usage

corNatural(value, form, fixed)

Value

an object of class corNatural representing a general correlation structure.

See Also

initialize.corNatural, pdNatural

Examples

## covariate is observation order and grouping factor is Subject
cs1 <- corNatural(form = ~ 1 | Subject)