What is the retrieval modle for lucene?

2006-04-10 Thread hu andy
I have seen in some documents that there are three kinds of retrieval modle which are used often: Boolean, vector space and probability. So I want to which is it that used by lucene. Thank you in advance

Re: What is the retrieval modle for lucene?

2006-04-11 Thread Chris Lamprecht
It uses a combination of boolean, to get the set of matching documents, and vector space (by default) to rank them. Or one might say it uses the vector space model, and only returns nonzero scoring documents. On 4/10/06, hu andy <[EMAIL PROTECTED]> wrote: > I have seen in some documents that ther