From dev-return-15721-apmail-spark-dev-archive=spark.apache.org@spark.apache.org Tue Nov 3 04:04:35 2015 Return-Path: X-Original-To: apmail-spark-dev-archive@minotaur.apache.org Delivered-To: apmail-spark-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id CE03F17530 for ; Tue, 3 Nov 2015 04:04:35 +0000 (UTC) Received: (qmail 86167 invoked by uid 500); 3 Nov 2015 04:04:34 -0000 Delivered-To: apmail-spark-dev-archive@spark.apache.org Received: (qmail 86069 invoked by uid 500); 3 Nov 2015 04:04:33 -0000 Mailing-List: contact dev-help@spark.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list dev@spark.apache.org Received: (qmail 86058 invoked by uid 99); 3 Nov 2015 04:04:33 -0000 Received: from Unknown (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 03 Nov 2015 04:04:33 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id F2AE2C1510 for ; Tue, 3 Nov 2015 04:04:32 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0.7 X-Spam-Level: X-Spam-Status: No, score=0.7 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, KAM_ASCII_DIVIDERS=0.8, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=disabled Authentication-Results: spamd4-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-us-west.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id EJmHw2FxAugO for ; Tue, 3 Nov 2015 04:04:22 +0000 (UTC) Received: from mail-ig0-f173.google.com (mail-ig0-f173.google.com [209.85.213.173]) by mx1-us-west.apache.org (ASF Mail Server at mx1-us-west.apache.org) with ESMTPS id 7C9A420864 for ; Tue, 3 Nov 2015 04:04:22 +0000 (UTC) Received: by igvi2 with SMTP id i2so61682303igv.0 for ; Mon, 02 Nov 2015 20:04:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=4iYvlW82d1ujQru6AgXKOWWy4tyFqhrMtP0tnbCTkaE=; b=jlSRodCgUZZLxmh+EszM+CrI1vwJqEW4h80a4jYnG/+Qq7D1yihPydzEU1kNQJl/p8 XUx0Il1A/MMYOBPBU/0mtRoPBOSWMDHWz6orbyP75HdmP64ZwS9xyHmaZeAA5myuGG6Y xjr3+CQnniA05Jiejj7dTQmjtSD2X5EidTMlu/r6FwanNcWn4ztkSBIETOf2Ji7BZ5cz gYmjs6ZR0GPT7q0+ogs1v+o/gV4kKWCJwDgjnn+9hJW94Q+pFSjgl5FFPt3+dHDV7wls RjktcokObgUug6rpfy97ZO/0JkoAFjM0TIkqbnVRbrw2LQjNQ6sMmUuv4e29RsltLMkK WGLQ== MIME-Version: 1.0 X-Received: by 10.50.20.74 with SMTP id l10mr15283115ige.2.1446523461973; Mon, 02 Nov 2015 20:04:21 -0800 (PST) Received: by 10.107.39.5 with HTTP; Mon, 2 Nov 2015 20:04:21 -0800 (PST) In-Reply-To: References: Date: Tue, 3 Nov 2015 12:04:21 +0800 Message-ID: Subject: Re: Ability to offer initial coefficients in ml.LogisticRegression From: YiZhi Liu To: Holden Karau Cc: DB Tsai , dev , Holden Karau Content-Type: text/plain; charset=UTF-8 Hi Holden, Yep the issue id is correct. It seems that you're waiting for SPARK-11136 which Jayant is working on? Best, Yizhi 2015-11-03 11:14 GMT+08:00 Holden Karau : > Hi YiZhi, > > I've been waiting on the shared param to go in (I think it was kmeans) so we > could have a common API. I think the issue is SPARK-7852 but I am on mobile > right now. > > Cheers, > > Holden :) > > > On Monday, November 2, 2015, DB Tsai wrote: >> >> Hi YiZhi, >> >> Sure. I think Holden already created a JIRA for this. Please >> coordinate with Holden, and keep me in the loop. Thanks. >> >> Sincerely, >> >> DB Tsai >> ---------------------------------------------------------- >> Web: https://www.dbtsai.com >> PGP Key ID: 0xAF08DF8D >> >> >> On Mon, Nov 2, 2015 at 7:32 AM, YiZhi Liu wrote: >> > Hi Tsai, >> > >> > Is it proper if I create a jira and try to work on it? >> > >> > 2015-10-23 10:40 GMT+08:00 YiZhi Liu : >> >> Thank you Tsai. >> >> >> >> Holden, would you mind posting the JIRA issue id here? I searched but >> >> found nothing. Thanks. >> >> >> >> 2015-10-23 1:36 GMT+08:00 DB Tsai : >> >>> There is a JIRA for this. I know Holden is interested in this. >> >>> >> >>> >> >>> On Thursday, October 22, 2015, YiZhi Liu wrote: >> >>>> >> >>>> Would someone mind giving some hint? >> >>>> >> >>>> 2015-10-20 15:34 GMT+08:00 YiZhi Liu : >> >>>> > Hi all, >> >>>> > >> >>>> > I noticed that in ml.classification.LogisticRegression, users are >> >>>> > not >> >>>> > allowed to set initial coefficients, while it is supported in >> >>>> > mllib.classification.LogisticRegressionWithSGD. >> >>>> > >> >>>> > Sometimes we know specific coefficients are close to the final >> >>>> > optima. >> >>>> > e.g., we usually pick yesterday's output model as init coefficients >> >>>> > since the data distribution between two days' training sample >> >>>> > shouldn't change much. >> >>>> > >> >>>> > Is there any concern for not supporting this feature? >> >>>> > >> >>>> > -- >> >>>> > Yizhi Liu >> >>>> > Senior Software Engineer / Data Mining >> >>>> > www.mvad.com, Shanghai, China >> >>>> >> >>>> >> >>>> >> >>>> -- >> >>>> Yizhi Liu >> >>>> Senior Software Engineer / Data Mining >> >>>> www.mvad.com, Shanghai, China >> >>>> >> >>>> --------------------------------------------------------------------- >> >>>> To unsubscribe, e-mail: dev-unsubscribe@spark.apache.org >> >>>> For additional commands, e-mail: dev-help@spark.apache.org >> >>>> >> >>> >> >>> >> >>> -- >> >>> - DB >> >>> >> >>> Sent from my iPhone >> >> >> >> >> >> >> >> -- >> >> Yizhi Liu >> >> Senior Software Engineer / Data Mining >> >> www.mvad.com, Shanghai, China >> > >> > >> > >> > -- >> > Yizhi Liu >> > Senior Software Engineer / Data Mining >> > www.mvad.com, Shanghai, China > > > > -- > Cell : 425-233-8271 > Twitter: https://twitter.com/holdenkarau > -- Yizhi Liu Senior Software Engineer / Data Mining www.mvad.com, Shanghai, China --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscribe@spark.apache.org For additional commands, e-mail: dev-help@spark.apache.org