Thank you Robert for pointing this out. This is not being used for autocomplete. I already have another core set up for that :-)
The idea is like I outlined above. I just want a multivalued field that treats every term in the field the same so that the only way documents separate themselves is by an unrelated boost and/or matching on multiple terms in that field. On Tue, May 17, 2011 at 3:55 PM, Markus Jelsma <markus.jel...@openindex.io>wrote: > Well, if you're experimental you can try trunk as Robert points out it has > been fixed there. If not, i guess you're stuck with creating another core. > > If this fieldType specifically used for auto-completion? If so, another > core, > preferably on another machine, is in my opinion the way to go. > Auto-completion > is tough in terms of performance. > > Thanks Robert for pointing to the Jira ticket. > > Cheers > > > Hi Markus, > > > > I was just looking at overriding DefaultSimilarity so your email was well > > timed. The problem I have with it is as you mentioned, it does not seem > > possible to do it on a field by field basis. Has anyone had any luck with > > doing some of the similarity functions on a field by field basis? I have > > need to do more than one of them and from what I can find, it seems that > > only computeNorm accounts for the name of the field. > > > > Thanks, > > > > Brian Lamb > > > > On Tue, May 17, 2011 at 3:34 PM, Markus Jelsma > > > > <markus.jel...@openindex.io>wrote: > > > Hi, > > > > > > Although you can configure per field TF (by omitTermFreqAndPositions) > you > > > can't > > > do this for IDF. If you index is only used for this specific purpose > > > (seems like an auto-complete index) then you can override > > > DefaultSimilarity and return a static value for IDF. If you still want > > > IDF for other fields then i > > > think you have a problem because Solr doesn't yet support per-field > > > similarity. > > > > > > > > > > http://svn.apache.org/viewvc/lucene/dev/branches/branch_3x/lucene/src/jav > > > a/org/apache/lucene/search/DefaultSimilarity.java?view=markup > > > > > > Cheers, > > > > > > > Hi all, > > > > > > > > I have a field defined in my schema.xml file as > > > > > > > > <fieldType name="edgengram" class="solr.TextField" > > > > positionIncrementGap="1000"> > > > > > > > > <analyzer> > > > > > > > > <tokenizer class="solr.LowerCaseTokenizerFactory" /> > > > > <filter class="solr.EdgeNGramFilterFactory" minGramSize="1" > > > > > > > > maxGramSize="25" side="front" /> > > > > > > > > </analyzer> > > > > > > > > </fieldType> > > > > <field name="myfield" multiValued="true" type="edgengram" > > > > indexed="true" stored="true" required="false" omitNorms="true" /> > > > > > > > > I would like do disable IDF scoring on this field. I am not > interested > > > > in how rare the term is, I only care if the term is present or not. > > > > The idea is that if a user does a search for "myfield:dog OR > > > > myfield:pony", that any document containing dog or pony would be > > > > scored identically. In the case that both showed up, that record > would > > > > be moved to the top but all the records where they both showed up > > > > would have the same score. > > > > > > > > So long story short, how can I disable the idf score for this > > > > particular field? > > > > > > > > Thanks, > > > > > > > > Brian Lamb >
