Re: Basic question on lucene query processing

2006-03-13 Thread Yonik Seeley
On 3/13/06, Kelly Vista <[EMAIL PROTECTED]> wrote: > Just a note: strikes me that an alternative way to do things is to first > identify a set of documents that have the term in them first This is what Lucene does. Lucene is based on an inverted index, so for any given term you can quickly find th

Basic question on lucene query processing

2006-03-13 Thread Kelly Vista
Hi - I have a basic question on the way queries are processed in Lucene. I understand that Lucene uses a variation of the vector space model in terms of how it detemines document similarity. In particular, I think it computes some sort of normalized TF-IDF score for some query against the co