From h.wickham at gmail.com  Mon Nov 23 15:56:10 2009
From: h.wickham at gmail.com (hadley wickham)
Date: Mon, 23 Nov 2009 08:56:10 -0600
Subject: [Rd] CRAN Server download statistics (Was: R Usage Statistics)
In-Reply-To: <f8e6ff050911230612t29831938w6c049a4de52f2ac@mail.gmail.com>
References: <C8F304C52E72EF4EBD6CBEF0A2DE1BAA08DC4B9C68@MBX2.AD.UCSD.EDU> 
	<f8e6ff050911230612t29831938w6c049a4de52f2ac@mail.gmail.com>
Message-ID: <f8e6ff050911230656w4d3b9a24k3fc09e7af9261ff3@mail.gmail.com>

> A few comments on your current site:
>
> ?* Are you just including packages downloaded interactively from within R?
>
> ?* I don't think the continent from which the package was download is
> of much interest. ?There's definitely no need to include it on the
> main page.
>
> ?* I'd be far more interested in changes over time. ?Sparklines of the
> last month worth of data would be a neat addition to the main page.
>
> ?* More vertical whitespace or subtle zebra striping would make it
> much easier to read across rows.
>
> ?* I'm also not sure about displaying the number of unique IPs. R is
> used a lot in the university setting and until ipv6 comes along, many
> university downloads will appear to be coming from a single ip
> address.
>
> ?* It's not very useful to sort by % Windows because the variance
> increases as the sample size decreases so the packages with the
> highest and lowest % windows are just the packages that aren't
> downloaded very often. ?Maybe a shrunken estimate?
>
> ?* Have you thought at all about how to take package dependences into account?

Also, the number of downloads is not very helpful without knowing the
time period over which they were download!

Hadley



-- 
http://had.co.nz/



[Rd] CRAN Server download statistics (Was: R Usage Statistics)
hadley wickham