Apache
/
lucene
mirror of https://github.com/apache/lucene.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[LUCENE-8343] documentation fix

This commit is contained in:
Alessandro Benedetti 2018-06-06 19:42:08 +01:00
parent e83e8ee1a4
commit 17cfa63479
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
solr/solr-ref-guide/src/suggester.adoc
View File

@ -189,7 +189,7 @@ This implementation supports <<Context Filtering>>.
==== BlendedInfixLookupFactory ==== BlendedInfixLookupFactory
An extension of the `AnalyzingInfixSuggester` which provides additional functionality to weight prefix matches across the matched documents. You can tell it to score higher if a hit is closer to the start of the suggestion or vice versa. An extension of the `AnalyzingInfixSuggester` which provides additional functionality to weight prefix matches across the matched documents. It scores higher if a hit is closer to the start of the suggestion.
This implementation uses the following additional properties: This implementation uses the following additional properties:
@ -198,9 +198,11 @@ Used to calculate weight coefficient using the position of the first matching wo
`position_linear`::: `position_linear`:::
`weightFieldValue * (1 - 0.10*position)`: Matches to the start will be given a higher score. This is the default. `weightFieldValue * (1 - 0.10*position)`: Matches to the start will be given a higher score. This is the default.
`position_reciprocal`::: `position_reciprocal`:::
`weightFieldValue / (1 + position)`: Matches to the end will be given a higher score. `weightFieldValue / (1 + position)`: Matches to the start will be given a score which decay faster than linear.
`position_exponential_reciprocal`:::
`weightFieldValue / pow(1 + position,exponent)`: Matches to the start will be given a score which decay faster than reciprocal.
`exponent`:::: `exponent`::::
An optional configuration variable for `position_reciprocal` to control how fast the score will increase or decrease. Default `2.0`. An optional configuration variable for `position_reciprocal` to control how fast the score will decrease. Default `2.0`.
`numFactor`:: `numFactor`::
The factor to multiply the number of searched elements from which results will be pruned. Default is `10`. The factor to multiply the number of searched elements from which results will be pruned. Default is `10`.