Package org.apache.solr.search.similarities

Class ClassicSimilarityFactory

java.lang.Object

org.apache.solr.schema.SimilarityFactory

org.apache.solr.search.similarities.ClassicSimilarityFactory

Direct Known Subclasses:

SweetSpotSimilarityFactory

public class ClassicSimilarityFactory
extends SimilarityFactory

Factory for ClassicSimilarity

ClassicSimilarity is Lucene's original scoring implementation, based upon the Vector Space Model.

Optional settings:

• discountOverlaps (bool): Sets TFIDFSimilarity.setDiscountOverlaps(boolean)

See Also:

TFIDFSimilarity

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

Fields

Modifier and Type	Field	Description
static String	DISCOUNT_OVERLAPS	Init param name for specifying the value to use in TFIDFSimilarity.setDiscountOverlaps(boolean)
protected boolean	discountOverlaps	Controls the value of TFIDFSimilarity.setDiscountOverlaps(boolean) on newly constructed instances of ClassicSimilarity

Fields inherited from class org.apache.solr.schema.SimilarityFactory

CLASS_NAME, params

Constructor Summary

Constructors

Constructor	Description
ClassicSimilarityFactory()

Method Summary

Modifier and Type	Method	Description
org.apache.lucene.search.similarities.Similarity	getSimilarity()
void	init(org.apache.solr.common.params.SolrParams params)

Methods inherited from class org.apache.solr.schema.SimilarityFactory

getClassArg, getNamedPropertyValues, getParams

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DISCOUNT_OVERLAPS

public static final String DISCOUNT_OVERLAPS

Init param name for specifying the value to use in TFIDFSimilarity.setDiscountOverlaps(boolean)

See Also:

Constant Field Values

discountOverlaps

protected boolean discountOverlaps

Controls the value of TFIDFSimilarity.setDiscountOverlaps(boolean) on newly constructed instances of ClassicSimilarity

Constructor Detail

ClassicSimilarityFactory

public ClassicSimilarityFactory()

Method Detail

init

public void init(org.apache.solr.common.params.SolrParams params)

Overrides:

init in class SimilarityFactory

getSimilarity

public org.apache.lucene.search.similarities.Similarity getSimilarity()

Specified by:

getSimilarity in class SimilarityFactory