Return-Path: Delivered-To: apmail-lucene-java-user-archive@www.apache.org Received: (qmail 39474 invoked from network); 4 Jul 2005 12:19:50 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (209.237.227.199) by minotaur.apache.org with SMTP; 4 Jul 2005 12:19:50 -0000 Received: (qmail 47916 invoked by uid 500); 4 Jul 2005 12:19:42 -0000 Delivered-To: apmail-lucene-java-user-archive@lucene.apache.org Received: (qmail 47888 invoked by uid 500); 4 Jul 2005 12:19:41 -0000 Mailing-List: contact java-user-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: java-user@lucene.apache.org Delivered-To: mailing list java-user@lucene.apache.org Received: (qmail 47873 invoked by uid 99); 4 Jul 2005 12:19:41 -0000 Received: from asf.osuosl.org (HELO asf.osuosl.org) (140.211.166.49) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 04 Jul 2005 05:19:41 -0700 X-ASF-Spam-Status: No, hits=0.5 required=10.0 tests=FROM_ENDS_IN_NUMS X-Spam-Check-By: apache.org Received-SPF: pass (asf.osuosl.org: local policy) Received: from [129.215.166.64] (HELO grassmarket.ucs.ed.ac.uk) (129.215.166.64) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 04 Jul 2005 05:19:42 -0700 Received: from grassmarket.ucs.ed.ac.uk (localhost [127.0.0.1]) by grassmarket.ucs.ed.ac.uk (8.12.10/8.12.10) with ESMTP id j64CJa1a029406 for ; Mon, 4 Jul 2005 13:19:36 +0100 (BST) Received: (from nobody@localhost) by grassmarket.ucs.ed.ac.uk (8.12.10/8.12.9/Submit) id j64CJa7Z029397 for java-user@lucene.apache.org; Mon, 4 Jul 2005 13:19:36 +0100 (BST) X-Authentication-Warning: grassmarket.ucs.ed.ac.uk: nobody set sender to s0454888@sms.ed.ac.uk using -f Received: from neeps.cache.ed.ac.uk (neeps.cache.ed.ac.uk [129.215.13.84]) by sms.ed.ac.uk (IMP) with HTTP for ; Mon, 04 Jul 2005 13:19:36 +0100 Message-ID: <1120479576.42c92958181c0@sms.ed.ac.uk> Date: Mon, 04 Jul 2005 13:19:36 +0100 From: Dave Kor To: java-user@lucene.apache.org Subject: Re: Retrieval model used by Lucene References: <31739.1120462541@www83.gmx.net> In-Reply-To: <31739.1120462541@www83.gmx.net> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit User-Agent: Internet Messaging Program (IMP) 3.2.3 X-Scanned-By: MIMEDefang 2.33 (www . roaringpenguin . com / mimedefang) X-Virus-Checked: Checked by ClamAV on apache.org X-Spam-Rating: minotaur.apache.org 1.6.2 0/1000/N Quoting muetze303@gmx.li: > Hi everybody, > > which kind of retrieval model is lucene using? Is it a simple vector model, > a extended boolean model or another model? A reliable source with > information about it would be fine, cause every source i found is telling > something different. :) > Lucene uses the standard vector space model, basically TF*IDF. --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org For additional commands, e-mail: java-user-help@lucene.apache.org