AffinityPropagationInitialization (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

All Known Implementing Classes:

DistanceBasedInitializationWithMedian, SimilarityBasedInitializationWithMedian
```
public interface AffinityPropagationInitialization<O>
```
Initialization methods for affinity propagation.

Since:

0.6.0

Author:

Erich Schubert

Field Summary

Fields
Modifier and Type Field Description

static elki.utilities.optionhandling.OptionID QUANTILE_ID
Quantile to use for the diagonal entries.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`elki.data.type.TypeInformation`	`getInputTypeRestriction()`	Get the data type information for the similarity computations.
`double[][]`	`getSimilarityMatrix(elki.database.relation.Relation<O> relation, elki.database.ids.ArrayDBIDs ids)`	Compute the initial similarity matrix.

- Field Detail
  - QUANTILE_ID
```
static final elki.utilities.optionhandling.OptionID QUANTILE_ID
```
    Quantile to use for the diagonal entries.
- Method Detail
  - getSimilarityMatrix
```
double[][] getSimilarityMatrix(elki.database.relation.Relation<O> relation,
                               elki.database.ids.ArrayDBIDs ids)
```
    Compute the initial similarity matrix.
    
    Parameters:
    
    relation - Data relation
    
    ids - indexed DBIDs
    
    Returns:
    
    Similarity matrix
  - getInputTypeRestriction
```
elki.data.type.TypeInformation getInputTypeRestriction()
```
    Get the data type information for the similarity computations.
    
    Returns:
    
    Data type