Monthly Archives: January 2012

Project Euler in R: Problem 22

January 7, 2012
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I solve Project Euler problems for recreation. I am using the Statistical Language R to solve these. R is free for use and download, so I would recommend downloading it if you are interested in Statistical computation. This is problem 22 from Project E...

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1500th, 3000th, &tc

January 7, 2012
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1500th, 3000th, &tc

As the ‘Og reached its 1500th post and 3000th comment at exactly the same time, a wee and only mildly interesting Sunday morning foray in what was posted so far and attracted the most attention (using the statistics provided by wordpress). The most visited posts: Title Views Home page 203,727 In{s}a(ne)!! 7,422 “simply start over

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Analyzing R-bloggers

January 6, 2012
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Analyzing R-bloggers

In the last two posts we saw how to download posts from R-bloggers, and then extract the title, author and date of each post and write that information to a csv file. Since we now have a nice data set from r-bloggers, we can start to examine the develo...

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R: Web Scraping R-bloggers Facebook Page

January 6, 2012
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R: Web Scraping R-bloggers Facebook Page

  Introduction R-bloggers.com is a blog aggregator maintained by Tal Galili. It is a great website for both learning about R and keeping up-to-date with the latest developments (because someone will probably, and very kindly, post about the status of some R related feature). There is also an R-bloggers facebook page where a number of

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Extreme Bond Returns

January 6, 2012
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Extreme Bond Returns

20 years of data is nowhere near enough to satisfy my insatiable appetite for bigger datasets.  While I showed Record Long Term Treasury Returns with Vanguard’s US Long Treasury mutual fund, its 20 year life is not sufficient to give me comfort ...

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Recology has moved

January 6, 2012
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Recology has moved

Recology has moved to Github, using Jekyll.I just finished moving the Recology blog content, etc. to Github.   This move is intended to make it easy to do exactly what I want with this blog without the constrictions of Blogger.  Thanks for co...

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R Tutorial Series: Citing R with EndNote

January 6, 2012
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R Tutorial Series: Citing R with EndNote

Unfortunately, due to the vexing complexities of academic style guides and the limitations of associated software packages, citing a non-standard name, such as Cher, Prince, or R Development Core Team can be problematic. Thankfully, I have discovered a...

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Mapping the Iowa caucus results: how it’s done with R

January 6, 2012
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Mapping the Iowa caucus results: how it’s done with R

If you've been following the presidential primary process here in the US, you've probably seen many maps of the results of the Iowa caucuses by now (such as this infamous one from Fox News). But you might be interested to learn how such maps can be made using the R language. The Offensive Politics blog explains the process in...

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Testing new website

January 6, 2012
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Testing new website

Test post on new Jekyll hosted website...

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John Snow’s famous cholera analysis data in modern GIS formats

January 6, 2012
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John Snow’s famous cholera analysis data in modern GIS formats

In 1854 there was a massive cholera outbreak in Soho, London – in three days over 120 people died from the disease. Famously, John Snow plotted the locations of the deaths on a map and found they clustered around a pump in Broad Street – he suggested that the pump be taken out of service

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