brain

type BayesBrain struct {
	FeaturesFrequency               map[string]float64
	CategoriesFrequency             map[string]float64
	FeaturesFrequencyInEachCategory map[string]map[string]float64
	CategoriesSummary               map[string]*CategorySummary
	LearnedCount                    int
	DidConvertTfIdf                 bool

	TfIdfTempValues map[string]map[string]float64
}

type CategorySummary struct {
	Tfs          map[string][]float64
	LearnedCount int
}