>From my perspective, index-time boosting and sorting are apples and oranges.
According to a post from Hoss, index-time boosting is a way of saying that "Field x in this document is more important than field x in other documents". Query-time boosts are a way of saying "I care about field X more than field Y across *all* documents". So index time boosting doesn't seem to relate to your problem since you really want to compare field x across all documents. It seems that query-time boosting is more relevant. So, leaving aside how you form your "similar" q On Dec 20, 2007 10:50 PM, Rakesh Shete <[EMAIL PROTECTED]> wrote: > > Hi all, > > I am using Hibernate Search (http://www.hibernate.org/410.html) which is a > wrapper around Lucene for performing search over info stored in the DB. I > have questions related to Lucene boosting Vs sorting: > > Is index time boosting of documents and fields better than specifying > sorting parameters at search time? > > I have been browsing through the Lucene mail archives for an answer to > this. Going through them and reading on stuff related to Lucene scoring, my > understanding is that if I know upfront at index time that the relevance > order of results is based on certain fields, then, it is better to have > index time boosting of documents and fields. Am I right here? > > My requirements are like: > Results having an exact match to the input query string should have > highest preference followed by an exact match with field1, field2, field3 > and then followed by search query substring (or near match) match with > field1, field2, field3. > > Any suggestions are most welcome. > > --Rakesh S > > _________________________________________________________________ > Post free property ads on Yello Classifieds now! www.yello.in > http://ss1.richmedia.in/recurl.asp?pid=219
