Hey David You can configure BM25 differently for each field by configuring the similarity per field type, as shown here in this example from the Solr tests
https://github.com/sudarshang/lucene-solr/blob/master/solr/core/src/test-files/solr/conf/schema-bm25.xml#L32 On Thu, Apr 14, 2016 at 12:41 PM, David Cawley <david.cawl...@mail.dcu.ie> wrote: > Hello, > I am developing an enterprise search engine for a project and I was hoping > to implement BM25F ranking algorithm to configure the tuning parameters on > a per field basis. I understand BM25 similarity is now supported in Solr > but I was hoping to be able to configure k1 and b for different fields such > as title, description, anchor etc, as they are structured documents. > I am fairly new to Solr so any help would be appreciated. If this is > possible or any steps as to how I can go about implementing this it would > be greatly appreciated. > > Regards, > > David > > Current Solr Version 5.4.1 > -- *Doug Turnbull **| *Search Relevance Consultant | OpenSource Connections <http://opensourceconnections.com>, LLC | 240.476.9983 Author: Relevant Search <http://manning.com/turnbull> This e-mail and all contents, including attachments, is considered to be Company Confidential unless explicitly stated otherwise, regardless of whether attachments are marked as such.
