Package | Description |
---|---|
org.apache.solr.schema |
IndexSchema and FieldType implementations for powering schema.xml |
org.apache.solr.search.similarities |
Factories for various built-in Lucene ranking models.
|
Modifier and Type | Field and Description |
---|---|
protected SimilarityFactory |
FieldType.similarityFactory |
protected SimilarityFactory |
IndexSchema.similarityFactory |
Modifier and Type | Method and Description |
---|---|
SimilarityFactory |
FieldType.getSimilarityFactory()
Gets the factory for the Similarity used when scoring fields of this type
The default implementation returns null, which means this type
has no custom similarity factory associated with it.
|
SimilarityFactory |
IndexSchema.getSimilarityFactory()
Returns the SimilarityFactory that constructed the Similarity for this index
|
Modifier and Type | Method and Description |
---|---|
void |
FieldType.setSimilarity(SimilarityFactory similarityFactory)
Sets the Similarity used when scoring fields of this type
|
Modifier and Type | Class and Description |
---|---|
class |
BM25SimilarityFactory
Factory for
BM25Similarity
Parameters:
k1 (float): Controls non-linear term frequency normalization (saturation). |
class |
DefaultSimilarityFactory
Factory for
DefaultSimilarity
DefaultSimilarity is Lucene's default scoring implementation, based
upon the Vector Space Model. |
class |
DFRSimilarityFactory
Factory for
DFRSimilarity
You must specify the implementations for all three components of
DFR (strings). |
class |
IBSimilarityFactory
Factory for
IBSimilarity
You must specify the implementations for all three components of the
Information-Based model (strings). |
class |
LMDirichletSimilarityFactory
Factory for
LMDirichletSimilarity
Parameters:
parameter mu (float): smoothing parameter μ. |
class |
LMJelinekMercerSimilarityFactory
Factory for
LMJelinekMercerSimilarity
Parameters:
parameter lambda (float): smoothing parameter λ. |
class |
SchemaSimilarityFactory
SimilarityFactory that returns a
PerFieldSimilarityWrapper
that delegates to the field type, if it's configured, otherwise
DefaultSimilarity . |
class |
SweetSpotSimilarityFactory
Factory for
SweetSpotSimilarity . |
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