de.linguatools.disco

Interface VectorSimilarity

All Known Implementing Classes:

CosineVectorSimilarity, KolbVectorSimilarity

public interface VectorSimilarity

Interface for implementing vector similarity measures.

Method Summary

Modifier and Type	Method and Description
double	computeSimilarity(org.apache.lucene.document.Document doc1, org.apache.lucene.document.Document doc2) Compute similarity between two vectors stored in Lucene Documents.
double	computeSimilarity(float[] denseVector1, float[] denseVector2) Compute similarity between two dense vectors.
double	computeSimilarity(java.util.Map<java.lang.String,java.lang.Float> mapVector1, java.util.Map<java.lang.String,java.lang.Float> mapVector2) Compute similarity between two sparse vectors.

Method Detail

computeSimilarity

double computeSimilarity(float[] denseVector1,
                         float[] denseVector2)

Compute similarity between two dense vectors.

Parameters:

denseVector1 -

denseVector2 -

Returns:

computeSimilarity

double computeSimilarity(java.util.Map<java.lang.String,java.lang.Float> mapVector1,
                         java.util.Map<java.lang.String,java.lang.Float> mapVector2)

Compute similarity between two sparse vectors.

Parameters:

mapVector1 -

mapVector2 -

Returns:

computeSimilarity

double computeSimilarity(org.apache.lucene.document.Document doc1,
                         org.apache.lucene.document.Document doc2)

Compute similarity between two vectors stored in Lucene Documents.

Parameters:

doc1 -

doc2 -

Returns: