Score context

Use a Painless script in a function score to apply a new score to documents returned from a query.

Variables

params (Map, read-only)
User-defined parameters passed in as part of the query.
doc (Map, read-only)
Contains the fields of the current document where each field is a List of values.
_score (double read-only)
The similarity score of the current document.

Return

double
The score for the current document.

API

The standard Painless API is available.