Path: csiph.com!fu-berlin.de!uni-berlin.de!not-for-mail From: Michael Selik Newsgroups: comp.lang.python Subject: Re: Compression of random binary data Date: Tue, 12 Jul 2016 00:36:32 +0000 Lines: 14 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: news.uni-berlin.de rzsYQub8pDuYXxU3S03NDwcLEjDSi86VPTpLhKkKdfdA== Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.007 X-Spam-Evidence: '*H*': 0.99; '*S*': 0.00; 'binary': 0.05; 'compression': 0.09; 'reliably': 0.09; 'received:io': 0.16; 'received:psf.io': 0.16; 'subject:random': 0.16; 'violated': 0.16; 'wrote:': 0.16; 'email addr:gmail.com>': 0.18; 'algorithm': 0.20; 'to:2**1': 0.21; 'fairly': 0.22; 'constant': 0.22; 'header :In-Reply-To:1': 0.24; 'mon,': 0.24; 'to:no real name:2**1': 0.27; 'message-id:@mail.gmail.com': 0.27; 'mathematical': 0.27; 'random': 0.29; 'received:google.com': 0.35; 'asking': 0.35; 'to:addr:python-list': 0.36; 'subject:: ': 0.37; 'data': 0.39; 'to:addr:python.org': 0.40; 'jul': 0.72; 'physical': 0.72 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=M/SttyLv7HcXeXun5AlhdlD4iDH34gn1aWb9hrX0aGI=; b=CJSZ/3xedBCxPJL/gL4zdjRxH8G/fE7hHRZ/TKlcCrPdxOkD0rIAKQiB63GebFtdws We+aKYoafEq9qNaN1cwoQ4MtCQlcyCZ01pDsMyIK7xSpGzhVZAUQ4wSk2h4cQJl4YOWk mBRSxzPTqCxleBxB1I9ryx0k89GubvHo9hG68Y1bU3CTGTqK7TxD6/tfT97cSdLfNy53 aK+7CSb9HMIZrSeztp/5wgPRBwpRcwb8fD2kmbn7rdgV8fCLAxssfuas9NZN7tuyHPuC SIDIgxlyJyrX/G3ySBuYppFRAhxnoiBvjylgZNYL9nQbERVs65FmbgugWHbHXskq3A8G YbvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=M/SttyLv7HcXeXun5AlhdlD4iDH34gn1aWb9hrX0aGI=; b=SbMjIvZTET1mh1VJXHPRJSe5CXP7M+xU9uE8EKxPmKmXrB5Y3dpC7D0MlWdeCCi9h1 cuCnPewA2Q4fjNAnrO6o3/HSQ66XtHyF+VqFSRGyRYGOFT8Ohp9lITWs2w7xCaf5QyT9 +baXfDfXRT81q42FVyA5QImKK4t+ylgY8dqOtgWjZma89wQyglCIbTCcAlF9mcaW4Bgs Crqht8HnScpBbNMU65N8tBqa0+HnnvxxKT9yEl+Pofd5dkwGaS+J60Qwpr0+LZWIeqmj 0rLSygoaR0adTWCwtMyZnirAy1SAoSGJKNhVMX0hSdX9DYV8+YTmpWkGkEhDPNJx0AjW QnYw== X-Gm-Message-State: ALyK8tJ6mJSt1SIlQ4RuzCsS9xRqtWVxl4PiZ7/AQBaYBpHUgXLAdnZ/22bCcrGJNXZ+5mi+9OD1bOWN7vODuw== X-Received: by 10.36.17.131 with SMTP id 125mr13181435itf.81.1468283801460; Mon, 11 Jul 2016 17:36:41 -0700 (PDT) In-Reply-To: X-Content-Filtered-By: Mailman/MimeDel 2.1.22 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: X-Mailman-Original-References: Xref: csiph.com comp.lang.python:111306 On Mon, Jul 11, 2016, 10:56 AM wrote: > What kind of statistic law or mathematical conjecture or is it even a > physical law is violated by compression of random binary data? > If you get lucky, you might be able to achieve very good compression. > http://dilbert.com/strip/2001-10-25 Or are you asking about an algorithm that reliably compresses random data by a fairly constant percent? >