protected PrincipalComponentAnalysisReduction(AnalysisMethod method, int numberOfOutputs, InternalPrincipalComponentAnalysis pca, Preprocessor predecessor)
: base(predecessor)
{
this.method = method;
this.numberOfOutputs = numberOfOutputs;
this.pca = pca;
}
public P Train <P>(List <ISample> trainingSamples) where P : Preprocessor
{
this.pca = new InternalPrincipalComponentAnalysis((PrincipalComponentMethod)method, numberOfOutputs: numberOfOutputs, whiten: true);
double[][] data = trainingSamples.Select(sample => sample.GetDimensions()).ToArray();
pca.Learn(data);
return(this as P);
}
