ScoreEvaluation.Adapter (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

All Superinterfaces:

Iter

All Known Implementing Classes:

AbstractVectorIter, DecreasingVectorIter, DistanceResultAdapter, FilteredDistanceResultAdapter, IncreasingVectorIter, OutlierScoreAdapter, SimpleAdapter

Enclosing interface:

ScoreEvaluation
```
public static interface ScoreEvaluation.Adapter
extends Iter
```
Predicate to test whether an object is a true positive or false positive.

Author:

Erich Schubert

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`numPositive()`	Return the number of positive ids.
`int`	`numTotal()`	Return the number of all ids.
`boolean`	`test()`	True if the current object is a positive example.
`boolean`	`tiedToPrevious()`	Test whether the score is the same as the previous objects score.

Methods inherited from interface elki.utilities.datastructures.iterator.Iter
advance, valid

- Method Detail
  - test
```
boolean test()
```
    True if the current object is a positive example.
    
    Returns:
    
    true when positive.
  - tiedToPrevious
```
boolean tiedToPrevious()
```
    Test whether the score is the same as the previous objects score. When there is no previous result, implementations should return false!
    
    Returns:
    
    Boolean
  - numPositive
```
int numPositive()
```
    Return the number of positive ids.
    
    Returns:
    
    Number of positive elements
  - numTotal
```
int numTotal()
```
    Return the number of all ids.
    
    Returns:
    
    Number of all elements