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 class '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.
...
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/.