Tagged “query-transform”
-
Rewriting the query before you search
The string a user types is rarely the best search key. What to strip, what to resolve, what to pull out as a filter, and what to leave alone.
-
Query expansion, and how it drifts
Adding terms to a query fixes vocabulary mismatch and dilutes precision at the same time. Where synonyms belong, and how expansion goes wrong.
-
Searching with a hypothetical answer
Generate a fake answer, embed that instead of the question, and search with it. Why the trick works, and the three ways it misfires.
-
One question, three searches
A compound question retrieves the average of its parts. How to split it, how to merge the result lists, and when splitting makes things worse.
-
Routing a query before you retrieve it
Classify the query, send it to the retriever equipped for it. Cheaper than fusion, and it fails completely when the classifier is wrong.