Return-Path: X-Original-To: apmail-lucene-dev-archive@www.apache.org Delivered-To: apmail-lucene-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id A87D611A4B for ; Sat, 9 Aug 2014 01:20:20 +0000 (UTC) Received: (qmail 79573 invoked by uid 500); 9 Aug 2014 01:20:14 -0000 Delivered-To: apmail-lucene-dev-archive@lucene.apache.org Received: (qmail 79508 invoked by uid 500); 9 Aug 2014 01:20:14 -0000 Mailing-List: contact dev-help@lucene.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@lucene.apache.org Delivered-To: mailing list dev@lucene.apache.org Received: (qmail 79409 invoked by uid 99); 9 Aug 2014 01:20:14 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 09 Aug 2014 01:20:14 +0000 Date: Sat, 9 Aug 2014 01:20:13 +0000 (UTC) From: "Hoss Man (JIRA)" To: dev@lucene.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (SOLR-6350) Percentiles in StatsComponent MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/SOLR-6350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14091536#comment-14091536 ] Hoss Man commented on SOLR-6350: -------------------------------- Proposed implementation... * Add Ted Dunnings [t-digest|https://github.com/tdunning/t-digest] as a dependency * Build up an [ArrayDigets|https://github.com/tdunning/t-digest/blob/master/src/main/java/com/tdunning/math/stats/ArrayDigest.java] in NumericStatsValues.accumulate() * in distributed mode, each shard should return ArrayDigest.asSmallBytes() base64 encoded - the coordinator node should use ArrayDigest.fromBytes() & AbstractTDigest.add(TDigest) to merge the results * percentiles should *not* be enabled by default - they really need a param to control which percentiles (if any) should be computed. > Percentiles in StatsComponent > ----------------------------- > > Key: SOLR-6350 > URL: https://issues.apache.org/jira/browse/SOLR-6350 > Project: Solr > Issue Type: Sub-task > Reporter: Hoss Man > > Add an option to compute user specified percentiles when computing stats > Example... > {noformat} > stats.field={!percentiles='1,2,98,99,99.999'}price > {noformat} -- This message was sent by Atlassian JIRA (v6.2#6252) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscribe@lucene.apache.org For additional commands, e-mail: dev-help@lucene.apache.org