Return-Path: X-Original-To: apmail-mahout-user-archive@www.apache.org Delivered-To: apmail-mahout-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id C663C7DBE for ; Tue, 6 Sep 2011 09:17:23 +0000 (UTC) Received: (qmail 60242 invoked by uid 500); 6 Sep 2011 09:17:20 -0000 Delivered-To: apmail-mahout-user-archive@mahout.apache.org Received: (qmail 59780 invoked by uid 500); 6 Sep 2011 09:16:53 -0000 Mailing-List: contact user-help@mahout.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@mahout.apache.org Delivered-To: mailing list user@mahout.apache.org Delivered-To: moderator for user@mahout.apache.org Received: (qmail 57610 invoked by uid 99); 6 Sep 2011 09:13:38 -0000 X-ASF-Spam-Status: No, hits=1.6 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of d03136@gmail.com designates 74.125.82.50 as permitted sender) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=xl3szPKPr2zK5PdW3vXlCvjfmxeyrjEZizle0FW2ZdI=; b=evNIKW3yJL2aJG6LDs+NyMp10y20JZ+2rq2WHBMb5fbN2HSCqoqSY2FeTSMdulunkm CyJvD0mCR7tcLx/hkaKahke7RGAhNe8A96Eb78YxPUyKHRFZtaEeeIZIZ/uCAOhkekL/ tOZhjvU1Q77Spn6LCs4v9I0SYRCn+pPMqOws0= MIME-Version: 1.0 Date: Tue, 6 Sep 2011 18:13:09 +0900 Message-ID: Subject: Default value of numGroups in FPGrowthJob From: yuji anzai To: user@mahout.apache.org Content-Type: multipart/alternative; boundary=0022159748828052b804ac423c57 --0022159748828052b804ac423c57 Content-Type: text/plain; charset=ISO-8859-1 Hi, I tried FPGrowthJob using mahout command below. 1. $MAHOUT_HOME/bin/mahout fpg -i /input/retail.dat -o /output/numgdef/ -method mapreduce -regex '[\s]' -s 100 2. $MAHOUT_HOME/bin/mahout fpg -i /input/retail.dat -o /output/numg50/ -method mapreduce -regex '[\s]' -s 100 --numGroups 50 3. $MAHOUT_HOME/bin/mahout fpg -i /input/retail.dat -o /output/numg1000/ -method mapreduce -regex '[\s]' -s 100 --numGroups 1000 1. and 2. were same results. but 3.(--numGroups 1000) was different. The document page shows numGroups default 1000. https://cwiki.apache.org/confluence/display/MAHOUT/Parallel+Frequent+Pattern+Mining I think default value is 50. Is my thinking right? Yuji --0022159748828052b804ac423c57--