Why don't you use function score if you only want to tweak parameters? http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/query-dsl-function-score-query.html
Changing similarity is a massive change, it's exchanging the whole algorithm. Not recommended unless you can't get what you want from function score. Jörg -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAKdsXoEOLeH_HhB4Lf9eg7OEtGK9w6Nk7vpoH9CU97D%2BSyRbig%40mail.gmail.com. For more options, visit https://groups.google.com/groups/opt_out.
