Hi, Note: This is a user-list kind of question, not a dev-list question. I recommend asking there. Someone will probably respond by mentioning Reciprocal Rank Funsion, which Solr doesn't *quite* have yet. ~ David
On Tue, Apr 1, 2025 at 1:57 PM Edalat, Neda <neda.eda...@sap.com.invalid> wrote: > Hi Team, > > I’m a Data Scientist at SAP Ariba, and we’ve been using Solr for our > product search. Recently, we’ve planned to start utilizing hybrid search > capabilities and have been experimenting with different hybrid approaches. > > I have a question regarding this. We need to find a hybrid query payload > that retrieves results from both lexical and semantic (vector similarity) > searches in a single query—without any re-ranking. For example, we want to > return 10 rows from the semantic search and 10 rows from the lexical search > (a total of 20) without any re-ranking. > > We’ve attempted this using the Union approach (“Boolean Should logic”), > but it retrieves both lexical and semantic results, sorts them based on > score, and returns only the top-ranked ones. This approach does not achieve > the exact outcome we need. > > Could you please provide guidance based on your experience? This issue is > a major blocker for our product at the moment. > > Looking forward to your insights. > > Regards, > Neda Edalat >
