[jira] Updated: (LUCENE-446) FunctionQuery - score based on field value

["Yonik Seeley (JIRA)" <ji...@apache.org>]

     [ http://issues.apache.org/jira/browse/LUCENE-446?page=all ]

Yonik Seeley updated LUCENE-446:
--------------------------------

    Attachment:     (was: FieldValueSource.java)

> FunctionQuery - score based on field value
> ------------------------------------------
>
>          Key: LUCENE-446
>          URL: http://issues.apache.org/jira/browse/LUCENE-446
>      Project: Lucene - Java
>         Type: New Feature
>   Components: Search
>     Versions: 1.9
>     Reporter: Yonik Seeley
>  Attachments: FloatFieldSource.java, FunctionFactory.java, FunctionInst.java, FunctionQuery.java, IntFieldSource.java, LinearFloatFunction.java, OrdFieldSource.java, ReciprocalFloatFunction.java, ReverseOrdFieldSource.java
>
> FunctionQuery can return a score based on a field's value or on it's ordinal value.
> FunctionFactory subclasses define the details of the function.  There is currently a LinearFloatFunction (a line specified by slope and intercept).
> Field values are typically obtained from FieldValueSourceFactory.  Implementations include FloatFieldSource, IntFieldSource, and OrdFieldSource.

-- 
This message is automatically generated by JIRA.
-
If you think it was sent incorrectly contact one of the administrators:
   http://issues.apache.org/jira/secure/Administrators.jspa
-
For more information on JIRA, see:
   http://www.atlassian.com/software/jira


---------------------------------------------------------------------
To unsubscribe, e-mail: java-dev-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-dev-help@lucene.apache.org