rrcov (version 1.5-2)

QdaClassic: Quadratic Discriminant Analysis

Description

Performs quadratic discriminant analysis and returns the results as an object of class QdaClassic (aka constructor).

Usage

QdaClassic(x, ...)

# S3 method for default QdaClassic(x, grouping, prior = proportions, tol = 1.0e-4, ...)

Arguments

x

a matrix or data frame containing the explanatory variables (training set).

grouping

grouping variable: a factor specifying the class for each observation.

prior

prior probabilities, default to the class proportions for the training set.

tol

tolerance

arguments passed to or from other methods.

Value

Returns an S4 object of class QdaClassic

References

Todorov V & Filzmoser P (2009), An Object Oriented Framework for Robust Multivariate Analysis. Journal of Statistical Software, 32(3), 1--47. URL http://www.jstatsoft.org/v32/i03/.

See Also

Qda-class, QdaClassic-class,