Wikipedia talk:Modelling Wikipedia's growth/Archive 2
Update neededWe need to update the graphs, as well as remove the obsolete ones. --Christopher 12:19, Mar 1, 2005 (UTC) Simpler modelThe equation Y = .49X² + 13.59X + 175.6, which is simpler than the current one, fits surprisingly well with the data. --Bart133 (t) 16:31, 17 Mar 2005 (UTC) Are the artifacts still bad?The line about artifacts in the data making it impossible to see wether the trend is exponential, linear or whatever (which probably was appropriate just after the addition of all the towns), isn't really appropriate any more, is it? --62.79.161.178 15:37, 24 Jun 2005 (UTC) My new modelShould I write a section on my own growth model? Image:Wikigrowthjul05.jpg --Ctrl buildtalk
Unclear what variable representson the formula used for the Dec 2003 model, what is d? --207.200.116.195 05:57, 8 August 2005 (UTC) What happened arround Oct. 2002?What happened on october 2002 to cause such a big bump? --Bawolff 00:13, 2 October 2005 (UTC)
Added plot of log(pages) vs. time to demonstrate exponential growthI added a plot of the log(English language pages) vs. time and it look VERY linear demonstrating exponential growth. To me this shows that the more pages are out there, the more people read them, the more readers are "converted" to editors, and these people then create new pages. I would like to see if people are starting to do statistical analysis of pages, page types etc. to create knowledge bases like Cyc. I put it into a spreadsheet and was going to try to get the TREND() function to work but no luck so far. Let me know if someone else is an Excel expert. --Dan 21:48, 11 April 2006 (UTC) Automatic modellingI have made a gnuplot/ruby script which, given a file containing article creation dates, plots the size of wikipedia and fits a few functions to it (exponential, logistic, power series), and generates png-images of this. Results are here and here. I can't generate the text files used as a basis myself, but it should be possible to use something like this to automatically keep this page up to date. The scripts themselves are linked from my user page. Amaurea 14:53, 23 April 2006 (UTC) Google TrendsLook at the following graph: http://www.google.com/trends?q=%22Wikipedia%22&ctab=0&date=all&geo=all Far too good information not to use... But where and how?
The December 2003 model predictions vs. actual dataIs this section really relevant anymore? I think we've established sufficiently that the 2003 predictions were way low, and continuing on a monthly basis to show how much more mighty we are than we thought we'd be doesn't seem to be productive. it's absolutely stunning historical data, but at this point it's about 50% out of sync. Maybe a new prediction is in order? -- nae'blis 20:02, 31 August 2006 (UTC)
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