summary.cm: Summarizing Centre Method Fits

Description Usage Arguments Value References See Also Examples

Description

summary method for class cm.

Usage

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## S3 method for class 'cm'
summary(object, ...)

Arguments

object

an object of class "cm", usually, a result of a call to cm.

...

other arguments.

Value

The function summary.cm returns the following elements, given an object of the class "cm",

coefficients

a named vector of coefficients.

RMSE.l

root mean square error for the lower interval bound.

RMSE.u

root mean square error for the upper interval bound.

References

Billard, L. and Diday, E. (2000) Regression analysis for interval-valued data. Data Analysis, Classification and Related Methods: Proceedings of the Seventh Conference of the International Federation of Classification Societies, Springer-Verlag, pp. 369-374.

Lima Neto, E.A. and De Carvalho, F.A.T. (2008). Centre and range method to fitting a linear regression model on symbolic interval data. Computational Statistics and Data Analysis, 52, 1500–1515.

See Also

cm

Examples

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##-- Continuing the  cm() example:
data("Cardiological.MinMax", package = "iRegression")
ex.cm <- cm(PulseMin~SystMin+DiastMin,PulseMax~SystMax+DiastMax,data=Cardiological.MinMax)
ex.sum <- summary(ex.cm)
ex.sum


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