func normalizeData(n *input.Normalizer, inFilename string, outFilename string) error {
outF, err := os.Create(outFilename)
if err != nil {
return err
}
defer outF.Close()
trainDataWriter := input.NewTrainDataWriter(outF)
return processData(inFilename, func(y int, x input.InputVector) error {
n.Normalize(x)
return trainDataWriter.Write(y, x)
})
}
