On Wed, Apr 29, 2015 at 2:53 PM, Loren <lo...@siebert.org> wrote: > The docs > <http://www.elastic.co/guide/en/elasticsearch/guide/current/common-terms.html> > mention that "One of the benefits of cutoff_frequency is that you get > domain-specific stopwords for free." > > It seems like the index-per-user approach is required here in order to > make the term frequencies accurate. If you used a shared index > <http://www.elastic.co/guide/en/elasticsearch/guide/current/shared-index.html> > or even faked an index per user > <http://www.elastic.co/guide/en/elasticsearch/guide/current/faking-it.html>, > your TF counts for some field would reflect the index as a whole > (aggregated across the counts for each shard in that index), not just for > that user. If you tended to just query the documents for one user at a time > using some filter field, the common terms query would probably not return > the results you are expecting. > > Am I understanding this correctly? > > > I think you understand the issue perfectly, yes. cutoff_frequency is per shard so each shard would need to contain only a single domain for the stopwords to really work.
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