Re: Unstemmed searching

2015-02-27 Thread Jan Høydahl
Passing query params down into analysis chain has been discussed before but I think it is a bit controversial/complex. How about a more high-level approach to be able to change query analyzer, e.g. [f..]q.analyzer= Then query parsers would use the specified analyzer for a field instead of the sc

RE: Unstemmed searching

2015-02-27 Thread Markus Jelsma
Hello Robert. Unstemmed terms have slightly higher IDF so they gain more weight, but stemmed tokens usually have slightly higher TF, so differences are marginal at best, especially when using standard TFIDFSimilarity. However, by setting a payload for stemmed terms, you can recognize them at sea