Return-Path: Delivered-To: apmail-incubator-hama-dev-archive@locus.apache.org Received: (qmail 26916 invoked from network); 13 Aug 2008 11:14:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 13 Aug 2008 11:14:13 -0000 Received: (qmail 37715 invoked by uid 500); 13 Aug 2008 11:14:12 -0000 Delivered-To: apmail-incubator-hama-dev-archive@incubator.apache.org Received: (qmail 37677 invoked by uid 500); 13 Aug 2008 11:14:12 -0000 Mailing-List: contact hama-dev-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hama-dev@incubator.apache.org Delivered-To: mailing list hama-dev@incubator.apache.org Received: (qmail 37663 invoked by uid 99); 13 Aug 2008 11:14:12 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 13 Aug 2008 04:14:12 -0700 X-ASF-Spam-Status: No, hits=1.2 required=10.0 tests=SPF_NEUTRAL X-Spam-Check-By: apache.org Received-SPF: neutral (athena.apache.org: local policy) Received: from [209.85.142.190] (HELO ti-out-0910.google.com) (209.85.142.190) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 13 Aug 2008 11:13:13 +0000 Received: by ti-out-0910.google.com with SMTP id w7so2041397tib.6 for ; Wed, 13 Aug 2008 04:13:22 -0700 (PDT) Received: by 10.110.84.2 with SMTP id h2mr8583440tib.53.1218626002035; Wed, 13 Aug 2008 04:13:22 -0700 (PDT) Received: by 10.110.47.7 with HTTP; Wed, 13 Aug 2008 04:13:21 -0700 (PDT) Message-ID: Date: Wed, 13 Aug 2008 20:13:21 +0900 From: "Edward J. Yoon" Sender: edward@udanax.org To: hama-dev@incubator.apache.org Subject: Traditional collaborative filtering using Hama MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Google-Sender-Auth: 5752b158c5cd7d2b X-Virus-Checked: Checked by ClamAV on apache.org Hi, This is a pseudo code of traditional CF using cosine similarity. http://wiki.apache.org/hama/TraditionalCollaborativeFiltering Do you have any idea about map/reduce scenario for large-scale? -- Best regards, Edward J. Yoon edwardyoon@apache.org http://blog.udanax.org