kumulant
kumulant/com.eignex.kumulant.stat.regression.tree/InformationGain

InformationGain

@Serializable
@SerialName(value = "InformationGain")
data object InformationGain : ClassificationSplitMetric(source)

Information-gain split criterion: parent entropy minus weighted children entropy.

Functions

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open override fun score(total: ClassCountsResult, pos: ClassCountsResult, neg: ClassCountsResult): Double

Score a candidate split given the leaf's total / pos / neg class counts.

score

open override fun score(total: ClassCountsResult, pos: ClassCountsResult, neg: ClassCountsResult): Double(source)

Score a candidate split given the leaf's total / pos / neg class counts.