The significantTerms streaming expression could be useful as a co-occurrence based suggester. This coming in Solr 6.5 but could be easily backported to earlier releases. This blog describes how it works:
http://joelsolr.blogspot.com/2017/02/anomaly-detection-in-solr-65.html Joel Bernstein http://joelsolr.blogspot.com/ On Sun, Mar 5, 2017 at 3:43 PM, Georg Sorst <georg.so...@gmail.com> wrote: > Hi all, > > is there a way to get the suggester to autocomplete words and suggest > co-occurences instead of suggesting complete field values? The behavior I'm > looking for is quite similar to Google, only based on index values not > actual queries. > > Let's say there are two items in the index: > > 1. "Adidas running shoe" > 2. "Nike running shoe" > > Now when the user types in "running sh" the suggestions should be something > like: > > - "running shoe" (completion) > - "running shoe adidas" (completion + co-ocurrence) > - "running shoe nike" (completion + co-ocurrence) > > I've actually got this running already through some abomination that abuses > the facets built on the title field. This works surprisingly well, but I > can't find a way to make this error-tolerant ("runing sh" with a single "n" > should provide the same suggestions). > > So, any ideas on how to get the suggester do this in a error-tolerant way? > > Thanks and all the best, > Georg >
