Package org.opensearch.common.lucene.search.function

package org.opensearch.common.lucene.search.function

Base Lucene Function Scoring package.

Related Packages

Package	Description
org.opensearch.common.lucene.search	Base OpenSearch Specific Lucene Query package.

Class	Description
CombineFunction	Combine function for search
FieldValueFactorFunction	A function_score function that multiplies the score with the value of a field from the document, optionally multiplying the field by a factor first, and applying a modification (log, ln, sqrt, square, etc) afterwards.
FieldValueFactorFunction.Modifier	The Type class encapsulates the modification types that can be applied to the score/value product.
Functions	Helper utility class for functions
FunctionScoreQuery	A query that allows for a pluggable boost function / filter.
FunctionScoreQuery.FilterScoreFunction	Filter score function
FunctionScoreQuery.ScoreMode	The mode of the score
LeafScoreFunction	Per-leaf ScoreFunction.
RandomScoreFunction	Pseudo randomly generate a score for each LeafScoreFunction.score(int, float).
ScoreFunction	Score function for search.
ScriptScoreFunction	Script score function for search.
ScriptScoreQuery	A query that uses a script to compute documents' scores.
WeightFactorFunction	Weight factor function