Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Yy1OG-0005mv-5W for bitcoin-development@lists.sourceforge.net; Thu, 28 May 2015 17:14:44 +0000 X-ACL-Warn: Received: from relay5-d.mail.gandi.net ([217.70.183.197]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1Yy1OF-00019D-5N for bitcoin-development@lists.sourceforge.net; Thu, 28 May 2015 17:14:44 +0000 Received: from mfilter23-d.gandi.net (mfilter23-d.gandi.net [217.70.178.151]) by relay5-d.mail.gandi.net (Postfix) with ESMTP id 084D441C07B for ; Thu, 28 May 2015 19:14:37 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at mfilter23-d.gandi.net Received: from relay5-d.mail.gandi.net ([217.70.183.197]) by mfilter23-d.gandi.net (mfilter23-d.gandi.net [10.0.15.180]) (amavisd-new, port 10024) with ESMTP id VOtoZsy9e1tP for ; Thu, 28 May 2015 19:14:05 +0200 (CEST) X-Originating-IP: 78.55.69.210 Received: from [192.168.1.3] (f055069210.adsl.alicedsl.de [78.55.69.210]) (Authenticated sender: thomasv@electrum.org) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 8BE7841C04E for ; Thu, 28 May 2015 19:14:05 +0200 (CEST) Message-ID: <55674CDD.8080703@electrum.org> Date: Thu, 28 May 2015 19:14:05 +0200 From: Thomas Voegtlin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: bitcoin-development@lists.sourceforge.net References: <16096345.A1MpJQQkRW@crushinator> In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable X-Spam-Score: 0.0 (/) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. X-Headers-End: 1Yy1OF-00019D-5N Subject: Re: [Bitcoin-development] Proposed alternatives to the 20MB step function X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 May 2015 17:14:44 -0000 Le 28/05/2015 17:53, Gavin Andresen a =E9crit : >=20 > So my straw-man proposal would be: max size 2x average size over last = 144 > blocks, calculated at every block. >=20 I like that idea. Average is a better choice than median. The median is not well defined on discrete sets, as shown in your example, and there is no need to be robust to outliers, thanks to the max size.