RegressionTreeBase.GetCategoricalCategoricalSplitFeatureRangeAt(Int32) Method
Definition
Important
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Return categorical thresholds' range used at node indexed by nodeIndex. A categorical split at node indexed by nodeIndex can consider multiple consecutive input features at one time; their range is specified by GetCategoricalCategoricalSplitFeatureRangeAt(Int32). The returned value is always a 2-element array; its 1st element is the starting index and its 2nd element is the endining index of a feature segment. The returned value is valid only if CategoricalSplitFlags[nodeIndex] is true.
public System.Collections.Generic.IReadOnlyList<int> GetCategoricalCategoricalSplitFeatureRangeAt (int nodeIndex);
member this.GetCategoricalCategoricalSplitFeatureRangeAt : int -> System.Collections.Generic.IReadOnlyList<int>
Public Function GetCategoricalCategoricalSplitFeatureRangeAt (nodeIndex As Integer) As IReadOnlyList(Of Integer)
Parameters
- nodeIndex
- Int32
Returns
Applies to
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