Re: Ranking issue when combining sorting and re-ranking on SolrCloud (multiple shards)

2020-08-28 Thread Spyros Kapnissis
-ranking are conflicting concepts. Hope this helps. On Fri, Aug 28, 2020 at 4:28 PM Jörn Franke wrote: > Maybe this can help you? > > https://lucene.apache.org/solr/guide/7_5/distributed-requests.html#configuring-statscache-distributed-idf > > On Mon, May 11, 2020 at 9:24 AM S

Ranking issue when combining sorting and re-ranking on SolrCloud (multiple shards)

2020-05-11 Thread Spyros Kapnissis
HI all, On our current master/slave setup (no cloud), we use a a custom sorting function to get the first pass results (using the sort param), and then we use LTR for re-ranking. This works fine, i.e. re-ranking is applied on the topN, after sorting has completed and the order is correct.

Filter results based on their number of terms, relative to the search query

2013-08-21 Thread Spyros Kapnissis
Hi, We have an index of several small expressions, let's say 4-20 words on average. I have a requirement to search for approximate results only, relevant to the search query.  For example, when someone searches for (+a +b +c), we would like to return only these expressions that contain all

Match only documents which contain all query terms

2011-07-01 Thread Spyros Kapnissis
Hello to all, Is it possible that I can make solr return only documents that contain all or most of my query terms for a specific field? Or will I need some post-processing on the results? So, for example, if I search for (a b c), I would like the following documents returned: a b c a' c b

Synonyms valid only in specific categories of data

2011-06-01 Thread Spyros Kapnissis
Hello to all, I have a collection of text phrases in more than 20 languages that I'm indexing in solr. Each phrase belongs to one of about 30 different phrase categories. I have specified different fields for each language and added a synonym filter at query time. I would however like the

Re: Synonyms valid only in specific categories of data

2011-06-01 Thread Spyros Kapnissis
synonyms file referenced for each field. that would be a lot of fields. On 1 June 2011 09:59, Spyros Kapnissis ska...@yahoo.com wrote: Hello to all, I have a collection of text phrases in more than 20 languages that I'm indexing in solr. Each phrase belongs to one of about 30 different phrase