Package org.tribuo

Interface VariableInfo

All Superinterfaces:
Cloneable, ProtoSerializable<org.tribuo.protos.core.VariableInfoProto>, Serializable
All Known Subinterfaces:
VariableIDInfo
All Known Implementing Classes:
CategoricalIDInfo, CategoricalInfo, RealIDInfo, RealInfo, SkeletalVariableInfo
public interface VariableInfo extends Serializable, ProtoSerializable<org.tribuo.protos.core.VariableInfoProto>, Cloneable
A VariableInfo subclass contains information about a feature and its observed values.

  • Method Details

    • getName

      String getName()
      The name of this feature.
      Returns:
      The feature name.

    • getCount

      int getCount()
      The occurrence count of this feature.
      Returns:
      The occurrence count.

    • makeIDInfo

      VariableIDInfo makeIDInfo(int id)
      Generates a VariableIDInfo subclass which represents the same feature.
      Parameters:
      id - The id number.
      Returns:
      A VariableInfo with the same information, plus the id.

    • rename

      VariableInfo rename(String name)
      Rename generates a fresh VariableInfo with the new name. The name forms part of the hashcode so it's immutable in the object.
      Parameters:
      name - The new name.
      Returns:
      A VariableInfo subclass with the new name.

    • uniformSample

      double uniformSample(SplittableRandom rng)
      Sample a value uniformly from the range of this variable.
      Parameters:
      rng - The rng to use.
      Returns:
      A sample from this variable.

    • copy

      VariableInfo copy()
      Returns a copy of this variable info.
      Returns:
      A copy.