What is Search Relevance?
Have you ever tried a site’s search and been underwhelmed with the accuracy of the results? Do you find yourself feeling frustrated and leaving when the search doesn’t return…
Build your own Custom Lucene query and scorer
Every now and then we’ll come across a search problem that can’t simply be solved with plain Solr relevancy. This usually means a customer knows exactly how documents should…
Search-Aware Product Recommendation in Solr
Building upon earlier work with semantic search, OpenSource Connections is excited to unveil exciting new possibilities with Solr-based product recommendation. With this technology, it is now possible to serve…
Improve search relevancy by telling Solr exactly what you want
Please find my piece of hay! To be successful, (e)dismax relies on avoiding a tricky problem with it’s scoring strategy. As we’ve discussed, dismax scores documents by taking…
Friend Recommendations using MapReduce
So Jonathan, one of our interns this summer, asked an interesting question today about MapReduce. He said, “Lets say you download the entire data set of whos following who…
Querying More Fields != More Results – Stop wording and Dismax’s minimum should match argument
Let’s recall from Anatomy of a Dismax Query some key components of the dismax query parser: OK, now we’ve had plenty of time to study John’s post (and hey…