<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>P. S.: Post Scriptum &#187; powerlaw</title>
	<atom:link href="http://blog.pietrosperoni.it/tag/powerlaw/feed/" rel="self" type="application/rss+xml" />
	<link>http://blog.pietrosperoni.it</link>
	<description>Pietro Speroni di Fenizio's web log</description>
	<lastBuildDate>Thu, 17 Dec 2009 20:56:06 +0000</lastBuildDate>
	<generator>http://wordpress.org/?v=2.8.4</generator>
	<language>en</language>
	<sy:updatePeriod>hourly</sy:updatePeriod>
	<sy:updateFrequency>1</sy:updateFrequency>
			<item>
		<title>My first 2 talks available online: Tags &amp; 21st Century Democracy</title>
		<link>http://blog.pietrosperoni.it/2008/10/13/my-first-2-talks-available-online-tags-21st-century-democracy/</link>
		<comments>http://blog.pietrosperoni.it/2008/10/13/my-first-2-talks-available-online-tags-21st-century-democracy/#comments</comments>
		<pubDate>Mon, 13 Oct 2008 00:12:49 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[announcement]]></category>
		<category><![CDATA[blogs]]></category>
		<category><![CDATA[blogsphere]]></category>
		<category><![CDATA[Cloudalicious]]></category>
		<category><![CDATA[del.icio.us]]></category>
		<category><![CDATA[democracy]]></category>
		<category><![CDATA[democrazia diretta]]></category>
		<category><![CDATA[directdemocracy]]></category>
		<category><![CDATA[discussiongroup]]></category>
		<category><![CDATA[Donato Speroni]]></category>
		<category><![CDATA[elections]]></category>
		<category><![CDATA[emergentdemocracy]]></category>
		<category><![CDATA[father]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[math]]></category>
		<category><![CDATA[metagovernment]]></category>
		<category><![CDATA[metric]]></category>
		<category><![CDATA[politics]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[project]]></category>
		<category><![CDATA[socialsoftware]]></category>
		<category><![CDATA[society]]></category>
		<category><![CDATA[speech]]></category>
		<category><![CDATA[tag]]></category>
		<category><![CDATA[tagcloud]]></category>
		<category><![CDATA[tagclouds]]></category>
		<category><![CDATA[tagging]]></category>
		<category><![CDATA[tagmetric]]></category>
		<category><![CDATA[tags]]></category>
		<category><![CDATA[talks]]></category>
		<category><![CDATA[videolectures]]></category>
		<category><![CDATA[voting]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2008/10/13/my-first-2-talks-available-online-tags-21st-century-democracy/</guid>
		<description><![CDATA[The two talks I gave at the: International Workshop on Challenges and Visions in the Social Sciences, this summer, are now available at videolectures.net.
Not the best talks of my career, and hopefully not the last either. But the guys at VL did a great job in recording them.
One of the talk was about Tags, and [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2008/10/13/my-first-2-talks-available-online-tags-21st-century-democracy/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Would you rather have sex or know about it?</title>
		<link>http://blog.pietrosperoni.it/2008/07/18/would-you-rather-have-sex-or-know-about-it/</link>
		<comments>http://blog.pietrosperoni.it/2008/07/18/would-you-rather-have-sex-or-know-about-it/#comments</comments>
		<pubDate>Fri, 18 Jul 2008 19:38:46 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[education]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[makinglove]]></category>
		<category><![CDATA[math]]></category>
		<category><![CDATA[nature]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[science]]></category>
		<category><![CDATA[sex]]></category>
		<category><![CDATA[sexuality]]></category>
		<category><![CDATA[single]]></category>
		<category><![CDATA[smallworld]]></category>
		<category><![CDATA[society]]></category>
		<category><![CDATA[statistics]]></category>
		<category><![CDATA[stats]]></category>
		<category><![CDATA[universities]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2008/07/18/would-you-rather-have-sex-or-know-about-it/</guid>
		<description><![CDATA[This is quite interesting. According to this very unscientific statistics, with way too few data, but enough to start showing some trends, we discover that people who just completed elementary school has way more sex than everybody else.
Elementary school                 [...]


No related posts.]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2008/07/18/would-you-rather-have-sex-or-know-about-it/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>The new project: TagBay. Tagging e-Bay</title>
		<link>http://blog.pietrosperoni.it/2006/03/24/the-new-project-tagbay-tagging-e-bay/</link>
		<comments>http://blog.pietrosperoni.it/2006/03/24/the-new-project-tagbay-tagging-e-bay/#comments</comments>
		<pubDate>Fri, 24 Mar 2006 16:18:37 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[dead entries]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[activism]]></category>
		<category><![CDATA[announcement]]></category>
		<category><![CDATA[bookmarkingservice]]></category>
		<category><![CDATA[contribution]]></category>
		<category><![CDATA[Contributions]]></category>
		<category><![CDATA[del.icio.us]]></category>
		<category><![CDATA[ebay]]></category>
		<category><![CDATA[economy]]></category>
		<category><![CDATA[example]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[lifehack]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[many2many]]></category>
		<category><![CDATA[many2one]]></category>
		<category><![CDATA[metric]]></category>
		<category><![CDATA[mylife]]></category>
		<category><![CDATA[newweb]]></category>
		<category><![CDATA[one2many]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[project]]></category>
		<category><![CDATA[review]]></category>
		<category><![CDATA[service]]></category>
		<category><![CDATA[smartmobs]]></category>
		<category><![CDATA[socialsoftware]]></category>
		<category><![CDATA[spam]]></category>
		<category><![CDATA[tag]]></category>
		<category><![CDATA[tagbay]]></category>
		<category><![CDATA[tagcloud]]></category>
		<category><![CDATA[tagclouds]]></category>
		<category><![CDATA[tagging]]></category>
		<category><![CDATA[tagmetric]]></category>
		<category><![CDATA[tags]]></category>
		<category><![CDATA[tagweight]]></category>
		<category><![CDATA[tip]]></category>
		<category><![CDATA[tips]]></category>
		<category><![CDATA[todo]]></category>
		<category><![CDATA[tool]]></category>
		<category><![CDATA[web2.0]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2006/03/24/the-new-project-tagbay-tagging-e-bay/</guid>
		<description><![CDATA[It is now the time to present the next project we have been working to: TagBay. And I say &#8216;we&#8217;, because is this project I am not alone. I did it with a friend of mine, Derek, who accepted, very patiently to code, some of the idea I have been tinkering around in the last [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2006/03/24/the-new-project-tagbay-tagging-e-bay/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Small China</title>
		<link>http://blog.pietrosperoni.it/2006/02/25/small-china/</link>
		<comments>http://blog.pietrosperoni.it/2006/02/25/small-china/#comments</comments>
		<pubDate>Sat, 25 Feb 2006 12:28:47 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[activism]]></category>
		<category><![CDATA[blogs]]></category>
		<category><![CDATA[blogsphere]]></category>
		<category><![CDATA[censorship]]></category>
		<category><![CDATA[china]]></category>
		<category><![CDATA[complexsystems]]></category>
		<category><![CDATA[Contributions]]></category>
		<category><![CDATA[emergentdemocracy]]></category>
		<category><![CDATA[freedom]]></category>
		<category><![CDATA[freedomofspeech]]></category>
		<category><![CDATA[Google]]></category>
		<category><![CDATA[internet]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[many2many]]></category>
		<category><![CDATA[newworld]]></category>
		<category><![CDATA[one2many]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[smallworld]]></category>
		<category><![CDATA[society]]></category>
		<category><![CDATA[web2.0]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2006/02/25/small-china/</guid>
		<description><![CDATA[We have all heard the news that do-no-evil Google has accepted to comply with Chinese laws and ban some words from the search results (Google testimony here). More than that China is censoring media, editors, journalist, blogs, and practically any form of free expression. According to this article this censorship is not having the desired [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/05/26/how-twitter-google-wolframalpha/' rel='bookmark' title='Permanent Link: How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all'>How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all</a> <small>It seems to me that Twitter, Google, and Wolfram|Alpha, are really not competing at all, but are instead providing complementary services. I would go farther by adding wikipedia (and blogs?), and suggest that the 4 services really represent the digestive process of our information society. From the first Churning to the Backbone Wolfram|Alpha represents the deeper [...]...</small></li><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li><li><a href='http://blog.pietrosperoni.it/2009/03/22/timesonline-censors-comments/' rel='bookmark' title='Permanent Link: Timesonline censors unconfortable comments'>Timesonline censors unconfortable comments</a> <small>As many of you know, I eat in Primal Diet from a long time. It is at least 3 or 4 years. I was very ill when I started, and feel much better now. I often look around to see when new articles appear on this diet, and I was very happy to read that [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2006/02/25/small-china/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Tag Clouds are hard to Spam</title>
		<link>http://blog.pietrosperoni.it/2005/06/07/tag-clouds-and-spam/</link>
		<comments>http://blog.pietrosperoni.it/2005/06/07/tag-clouds-and-spam/#comments</comments>
		<pubDate>Tue, 07 Jun 2005 19:17:49 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[digest]]></category>
		<category><![CDATA[publishable]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[Cloudalicious]]></category>
		<category><![CDATA[Contributions]]></category>
		<category><![CDATA[del.icio.us]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[future]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[MapMaker]]></category>
		<category><![CDATA[metric]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[spam]]></category>
		<category><![CDATA[tagclouds]]></category>
		<category><![CDATA[tagmetric]]></category>
		<category><![CDATA[tags]]></category>
		<category><![CDATA[tagweight]]></category>
		<category><![CDATA[technorati]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2005/06/07/tag-clouds-and-spam/</guid>
		<description><![CDATA[I think the time have come to write my third, and hopefully last contribution to the topic of tagclouds.
I have been hearing a lot of talk on how users should not use too many tags in linking to url. I also am the maintainer of the mindmap maker, and I often look at some of [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2005/06/07/tag-clouds-and-spam/feed/</wfw:commentRss>
		<slash:comments>17</slash:comments>
		</item>
		<item>
		<title>Tagclouds and cultural changes</title>
		<link>http://blog.pietrosperoni.it/2005/05/28/tagclouds-and-cultural-changes/</link>
		<comments>http://blog.pietrosperoni.it/2005/05/28/tagclouds-and-cultural-changes/#comments</comments>
		<pubDate>Sat, 28 May 2005 19:55:09 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[digest]]></category>
		<category><![CDATA[publishable]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[Clay Shirky]]></category>
		<category><![CDATA[Cloudalicious]]></category>
		<category><![CDATA[Contributions]]></category>
		<category><![CDATA[culture]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[review]]></category>
		<category><![CDATA[tag]]></category>
		<category><![CDATA[tagclouds]]></category>
		<category><![CDATA[tagweight]]></category>
		<category><![CDATA[visualization]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2005/05/28/tagclouds-and-cultural-changes/</guid>
		<description><![CDATA[In the previous post I discussed how we can measure the relative importance of tags in a post, by calculating their weight, as

weight of tag t= (number of people using t)/(total number of people)

I also said that:
Not only we could study a culture by studying the differences in the power law approximated by the tag [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/05/26/how-twitter-google-wolframalpha/' rel='bookmark' title='Permanent Link: How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all'>How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all</a> <small>It seems to me that Twitter, Google, and Wolfram|Alpha, are really not competing at all, but are instead providing complementary services. I would go farther by adding wikipedia (and blogs?), and suggest that the 4 services really represent the digestive process of our information society. From the first Churning to the Backbone Wolfram|Alpha represents the deeper [...]...</small></li><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2005/05/28/tagclouds-and-cultural-changes/feed/</wfw:commentRss>
		<slash:comments>21</slash:comments>
		</item>
		<item>
		<title>On Tag Clouds, Metric, Tag Sets and Power Laws</title>
		<link>http://blog.pietrosperoni.it/2005/05/25/tag-clouds-metric/</link>
		<comments>http://blog.pietrosperoni.it/2005/05/25/tag-clouds-metric/#comments</comments>
		<pubDate>Wed, 25 May 2005 18:52:59 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[alive]]></category>
		<category><![CDATA[digest]]></category>
		<category><![CDATA[publishable]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[BBC]]></category>
		<category><![CDATA[Clay Shirky]]></category>
		<category><![CDATA[contribution]]></category>
		<category><![CDATA[Contributions]]></category>
		<category><![CDATA[del.icio.us]]></category>
		<category><![CDATA[Flickr]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[longtail]]></category>
		<category><![CDATA[metric]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[tagcloud]]></category>
		<category><![CDATA[tagclouds]]></category>
		<category><![CDATA[tags]]></category>
		<category><![CDATA[Tagsurf]]></category>
		<category><![CDATA[tip]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2005/05/24/atg-clouds-vs-tag-sets/</guid>
		<description><![CDATA[Note:  This entry is connected also to a mindmap. Some people were having problems in opening the page because of that. As such the mindmap has been stored in a separate page, and can be viewed from here.
Introduction
As correctly pointed out by Jeffrey Zeldman tag clouds are becoming more and more popular. Yet I [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/12/17/cop1/' rel='bookmark' title='Permanent Link: COP15 Needs an e-Government System'>COP15 Needs an e-Government System</a> <small>This morning I received a mail from Copenhagen. It was very moving, and describing a situation of chaos, strong commitment, and braveness. It told the story of people fighting with non violence, and shouting that they want change. And I am afraid all this is useless. I feel once again what I felt looking at Iran [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2005/05/25/tag-clouds-metric/feed/</wfw:commentRss>
		<slash:comments>30</slash:comments>
		</item>
		<item>
		<title>Tagsurf first review</title>
		<link>http://blog.pietrosperoni.it/2005/02/10/tagsurf-first-review/</link>
		<comments>http://blog.pietrosperoni.it/2005/02/10/tagsurf-first-review/#comments</comments>
		<pubDate>Thu, 10 Feb 2005 15:28:57 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[dead entries]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[blogging]]></category>
		<category><![CDATA[del.icio.us]]></category>
		<category><![CDATA[Discussion Board]]></category>
		<category><![CDATA[folksonomy]]></category>
		<category><![CDATA[future]]></category>
		<category><![CDATA[idea]]></category>
		<category><![CDATA[java]]></category>
		<category><![CDATA[powerlaw]]></category>
		<category><![CDATA[spam]]></category>
		<category><![CDATA[tags]]></category>
		<category><![CDATA[Tagsurf]]></category>
		<category><![CDATA[TaoBums]]></category>
		<category><![CDATA[tool]]></category>
		<category><![CDATA[trackback]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2005/02/10/tagsurf-first-review/</guid>
		<description><![CDATA[This is going to be big. It&#8217;s called tagsurf. When we were setting up the taoist discussion board, at Tao Bums, I was looking for a board that permitted me to tag individual messages with different tags. The reason is that over there we are now a group of friendly people and every thread start [...]


Related posts:<ol><li><a href='http://blog.pietrosperoni.it/2009/05/26/how-twitter-google-wolframalpha/' rel='bookmark' title='Permanent Link: How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all'>How Twitter, Google, Wolfram|Alpha and WIkipedia are not competing at all</a> <small>It seems to me that Twitter, Google, and Wolfram|Alpha, are really not competing at all, but are instead providing complementary services. I would go farther by adding wikipedia (and blogs?), and suggest that the 4 services really represent the digestive process of our information society. From the first Churning to the Backbone Wolfram|Alpha represents the deeper [...]...</small></li></ol>]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2005/02/10/tagsurf-first-review/feed/</wfw:commentRss>
		<slash:comments>5</slash:comments>
		</item>
		<item>
		<title>Bloggers without Borders</title>
		<link>http://blog.pietrosperoni.it/2004/12/30/bloggers-without-borders/</link>
		<comments>http://blog.pietrosperoni.it/2004/12/30/bloggers-without-borders/#comments</comments>
		<pubDate>Thu, 30 Dec 2004 09:44:53 +0000</pubDate>
		<dc:creator>Pietro</dc:creator>
				<category><![CDATA[dead entries]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[activism]]></category>
		<category><![CDATA[blogging]]></category>
		<category><![CDATA[powerlaw]]></category>

		<guid isPermaLink="false">http://blog.pietrosperoni.it/2004/12/30/bloggers-without-borders/</guid>
		<description><![CDATA[Reading Joi Ito I just discovered a new blogging site: Bloggers without Border. It seemed a serious site, but somehow I had a hard time in understanding what where they after.
In other words:

What does a blogger without border do?
How will the world be a different place if there are bloggers without border?
Are they here to [...]


No related posts.]]></description>
		<wfw:commentRss>http://blog.pietrosperoni.it/2004/12/30/bloggers-without-borders/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
	</channel>
</rss>
