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Topic: File exchange downloads per author - an odd distribution
Replies: 7   Last Post: Jan 31, 2013 6:44 AM

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Husam Aldahiyat

Posts: 530
Registered: 8/31/08
Re: File exchange downloads per author - an odd distribution
Posted: Jan 2, 2009 9:43 AM
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"Oliver Woodford" <o.j.woodford.98@cantab.net> wrote in message <gjl7dd$n0j$1@fred.mathworks.com>...
> This code plots the distribution of number of downloads* per author for the top 100 authors**, as given by the stats on the FEX:
>
> s = urlread('http://www.mathworks.com/matlabcentral/fileexchange/authors');
> s = regexp(s, '\d*(?=</td>[\n\c] *<td>\d*</td>[\n\c] *<td>\d* \w* \d*</td>[\n\c] *<td class="number">[\n\c] *<ul class="star-rating">)', 'match');
> s = str2double(s);
> hist(s, 100);
>
> The distribution seems very unnatural. In particular, there are a few authors with over 20,000 downloads, but none with 10,000 to 20,000 downloads. A bug, or coincidence?
>
> *Over the last 30 days
> **In terms of number of downloads over the last 30 days


Coincidence.



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