Article:		Lucene Intro
Subject:		I agree - Lucene is amazing
Date:		2004-01-19 14:14:15
From:		liebermm
Response to: I agree - Lucene is amazing
It appears the API is flexible, and you can write your own query scoring algorithm, though it looks like it does come with a simple vector based TF/IDF scoring system: http://jakarta.apache.org/lucene/docs/api/org/apache/lucene/search/DefaultSimilarity.html