Hi, length normal is computed for every document at index time. I think it is 1/sqrt(number of terms). Please see section 6. norm(t,d) at
https://lucene.apache.org/core/4_7_0/core/org/apache/lucene/search/similarities/TFIDFSimilarity.html If you don't care about length normalisation, you can set omitNorms=true in field declarations. http://wiki.apache.org/solr/SchemaXml#Common_field_options On Tuesday, April 8, 2014 1:57 PM, John Nielsen <j...@mcb.dk> wrote: Hi, I couldn't find any occurrence of SpanFirstQuery in either the schema.xml or solrconfig.xml files. This is the query i used with debug=results. http://pastebin.com/bWzUkjKz And here is the answer. http://pastebin.com/nCXFcuky I am not sure what I am supposed to be looking for. On Tue, Apr 8, 2014 at 11:34 AM, Markus Jelsma <markus.jel...@openindex.io>wrote: > Hi - the thing you describe is possible when your set up uses > SpanFirstQuery. But to be sure what's going on you should post the debug > output. > > -----Original message----- > > From:John Nielsen <j...@mcb.dk> > > Sent: Tuesday 8th April 2014 11:03 > > To: solr-user@lucene.apache.org > > Subject: Strange relevance scoring > > > > Hi, > > > > We are seeing a strange phenomenon with our Solr setup which I have been > > unable to answer. > > > > My Google-fu is clearly not up to the task, so I am trying here. > > > > It appears that if i do a freetext search for a single word, say > "modellering" > > on a text field, the scoring is massively boosted if the first word of > the > > text field is a hit. > > > > For instance if there is only one occurrence of the word "modellering" in > > the text field and that occurrence is the first word of the text, then > that > > document gets a higher relevancy than if the word "modelling" occurs 5 > > times in the text and the first word of the text is any other word. > > > > Is this normal behavior? Is special attention paid to the first word in a > > text field? I would think that the latter case would get the highest > score. > > > > > > -- > > Med venlig hilsen / Best regards > > > > *John Nielsen* > > Programmer > > > > > > > > *MCB A/S* > > Enghaven 15 > > DK-7500 Holstebro > > > > Kundeservice: +45 9610 2824 > > p...@mcb.dk > > www.mcb.dk > > > -- Med venlig hilsen / Best regards *John Nielsen* Programmer *MCB A/S* Enghaven 15 DK-7500 Holstebro Kundeservice: +45 9610 2824 p...@mcb.dk www.mcb.dk
