ClassicalCategorizer

java.lang.Object
- net.sf.tweety.arg.deductive.categorizer.ClassicalCategorizer

All Implemented Interfaces:

Categorizer
```
public class ClassicalCategorizer
extends java.lang.Object
implements Categorizer
```
This class implements a simple categorizer that does an bottom-up marking of the tree; leafs are marked undefeated and an inner node is marked defeated if at least one child is marked undefeated and defeated otherwise.

The method "categorize" returns "1" if the root node is undefeated and "0" if it is defeated.

Author:

Matthias Thimm

Constructor Summary

Constructors
Constructor Description

ClassicalCategorizer()

Method Summary

Modifier and Type	Method	Description
`double`	`categorize(ArgumentTree argumentTree)`	This method categorizes the given argument tree.
`private double`	`categorize(ArgumentTree argumentTree, DeductiveArgumentNode parent, DeductiveArgumentNode node)`	Performs the bottom-up search.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ClassicalCategorizer
```
public ClassicalCategorizer()
```
- Method Detail
  - categorize
```
public double categorize(ArgumentTree argumentTree)
```
    Description copied from interface: Categorizer
    
    This method categorizes the given argument tree. In general, the semantics of this function is that a higher value of this categorization means a higher belief in the claim of the root argument of the argument tree.
    
    Specified by:
    
    categorize in interface Categorizer
    
    Parameters:
    
    argumentTree - some argument tree.
    
    Returns:
    
    the categorization of the argument tree.
  - categorize
```
private double categorize(ArgumentTree argumentTree,
                          DeductiveArgumentNode parent,
                          DeductiveArgumentNode node)
```
    Performs the bottom-up search.
    
    Parameters:
    
    argumentTree - some argument tree.
    
    parent - the parent of the current node.
    
    node - the current node.
    
    Returns:
    
    "1" if node is undefeated, "0" otherwise.