Posts Tagged ‘ Uncategorized ’

Topic Modeling the Sarah Palin Emails

June 27, 2011
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Topic Modeling the Sarah Palin Emails

tl;dr Browse through Sarah Palin’s emails, automagically organized by topic, here. LDA-based Email Browser Earlier this month, several thousand emails from Sarah Palin’s time as governor of Alaska were released. The emails weren’t organized in any fashion, though, so to make them easier to browse, I did some topic modeling (in particular, using latent Dirichlet

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RghcnV3 version 1.1

June 27, 2011
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RghcnV3 version 1.1

I’ve just uploaded version 1.1 of  the package RghcnV3 to Cran. I’ve made a few changes that should make it easier for some folks to use. First I removed the requirement for rgdal. At the present time “rgdal” is not required. On the MAC installing it can be a little trouble, but if you RTFM

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Next Steps: Drafting the R Help Files

With RTextTools now released and the feedback rolling in, the development team is getting the ball rolling on the help documentation for the library. Currently, you cannot access help files about the library or its functions from within R. However, we do offer a draft of a quick start guide in PDF format under the Documentation section of the...

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At Least Tim Thomas Won…….

June 22, 2011
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As you can tell from the content on this blog, I am a really big fan of statistical analysis and the NHL.  I haven’t blogged in some time simply because I have been deeply engrossed by the 2011 playoffs, where … Continue reading →

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Package RghcnV3

June 22, 2011
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Package RghcnV3

I am down to the last strokes of creating a package for downloading, importing and analyzing GHCN (Global Historical Climate Network0 Version 3.  There  were a few things holding me up, but  I’ve manged to handle all of them except the last one.  Let’s spend a little time looking at the package process so you

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RGhcnV3 A new package

June 21, 2011
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RGhcnV3   A new package

It’s been a long journey and there are some people to thank for helping me along the way. Steve McIntyre, Ron Broberg, Jeff Id, Ryan ODonnell, RomanM, Nick Stokes, Robert Hijmans, Gabor  Grothendieck, Hadley Wickham, David Winsemius, and countless others on the R Help list. The Package is done. Package: RghcnV3 Type: Package Title: Global

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Binary Installation Now Available

The biggest complaint we had during the installation process was that Xcode (account required) and Rtools were required for MacOS X and Windows. Today we released universal binaries (PPC/i386/x86_64) for MacOS 10.5+ as well as binaries (i386/x86_64) for Windows. This addition wil

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RTextTools now 100% Java-free!

When we first wrote RTextTools, we opted to use RWeka for boosting and bagging algorithms for lack of a better alternative. We've discovered that this leads to all sorts of ugly rJava installation issues across platforms and prevents our users from getting started quickly. Recently, we've stumbled upon two excellent non-Java alternatives: LogitBoost in the

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Two Castles Run 2011

June 12, 2011
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Two Castles Run 2011

I did the Two Castles Run today; it’s a 10km race between Warwick and Kenilworth castles. The organizers were very quick to put the results online and even went the extra mile of offering them as a CSV file. It … Continue reading →

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Maximum Entropy Now Supported for Windows

After several weeks trying to find the source of a bug in the maximum entropy library when compiling on Windows, Dirk Eddelbuttel pointed me in the right direction to resolve the issue. Although it required a re-write of the library using the new Rcpp API, maximum ent

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