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nlme

corMatrix.pdMat

Extract Correlation Matrix from a pdMat Object

Description

The correlation matrix corresponding to the positive-definite matrix represented by object is obtained.

Usage

## S3 method for class 'pdMat'
corMatrix(object, ...)

Arguments

object

an object inheriting from class "pdMat", representing a positive definite matrix.
...

some methods for this generic require additional arguments. None are used in this method.

Value

the correlation matrix corresponding to the positive-definite matrix represented by object.

Author(s)

José Pinheiro and Douglas Bates bates@stat.wisc.edu

See Also

Examples

pd1 <- pdSymm(diag(1:4))
corMatrix(pd1)
nlme

Linear and Nonlinear Mixed Effects Models

v3.1-152
GPL (>= 2) | file LICENCE
Authors
José Pinheiro [aut] (S version), Douglas Bates [aut] (up to 2007), Saikat DebRoy [ctb] (up to 2002), Deepayan Sarkar [ctb] (up to 2005), EISPACK authors [ctb] (src/rs.f), Siem Heisterkamp [ctb] (Author fixed sigma), Bert Van Willigen [ctb] (Programmer fixed sigma), Johannes Ranke [ctb] (varConstProp()), R-core [aut, cre]
Initial release
2021-02-03

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