Hi, answering my own question(s).
Result grouping could be the solution as I explained here: https://issues.apache.org/jira/browse/SOLR-385 > http://www.cs.cmu.edu/~ddash/papers/facets-cikm.pdf (the file is dated to Aug > 2008) yonik implemented this here: https://issues.apache.org/jira/browse/SOLR-153 So, really cool: he's the inventor/first-thinker of their 'bitset tree' ! :-) http://search.lucidimagination.com/search/document/6ccbec5e602687ae/facet_optimizing#6ccbec5e602687ae Regards, Peter. > Hi, > > I need a feature which is well explained from Mr Goll at this site ** > > So, it then would be nice to do sth. like: > > facet.stats=sum(fieldX)&facet.stats.sort=fieldX > > And the output (sorted against the sum-output) can look sth. like this: > <lst name="facet_counts"> > <lst name="facet_fields"> > <lst name="tag"> > <int name="jobs" fieldX="14700">767</int> > <int name="video" fieldX="13700">892</int> > > Is there something similar or was this answered from Hoss at the lucene > revolution? If not I'll open a JIRA issue ... > > > BTW: is the work from > http://www.cs.cmu.edu/~ddash/papers/facets-cikm.pdf contributed back to > solr? > > > Regards, > Peter. > > > > PS: Related issue: > https://issues.apache.org/jira/browse/SOLR-680 > https://issues.apache.org/jira/secure/attachment/12400054/SOLR-680.patch > > > > ** > http://lucene.crowdvine.com/posts/14137409 > > Quoting his question in case the site goes offline: > > Hi Chris, > > Usually a facet search returns the document count for the > unique values in the facet field. Is there a way to > return a weighted facet count based on a user-defined function (sum, > product, etc.) of another field? > > Here is a sum example. Assume we have the following > 4 documents with 3 fields > > ID facet_field weight_field > 1 solr 0.4 > 2 lucene 0.3 > 3 lucene 0.1 > 4 lucene 0.2 > > Is there a way to return > > solr 0.4 > lucene 0.6 > > instead of > > solr 1 > lucene 3 > > Given the facet_field contains multiple values > > ID facet_field weight_field > 1 solr lucene 0.2 > 2 lucene 0.3 > 3 solr lucene 0.1 > 4 lucene 0.2 > > Is there a way to return > > solr 0.3 > lucene 0.8 > > instead of > > solr 2 > lucene 4 > > Thanks, > Johannes > > -- http://jetwick.com twitter search prototype
