[This article was first published on Category: R | Huidong Tian's Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want [Read more...]

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by Joseph Rickert There is something about R user group meetings that both encourages, and nourshies a certain kind of "after hours" creativity. Maybe it is the pressure of having to make a presentation about stuff you do at work interesting to a general audience, or maybe it is just ... [Read more...]

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When covering Russia and the former republics of the USSR in World Regional Geography, a key part of my material addresses the issues that some of these countries have had in their transitions from centralized to market economies. Some of these countries experienced dramatic demographic shifts after the dissolution of ... [Read more...]

I was recently asked where do I get started with Bioconductor? and thought this would be a good short post. What is BioC? Briefly, Bioconductor (Gentleman, Carey, Bates, and others, 2004) is an open source project that hosts a wide range of tools for... [Read more...]

We think of latent variables as hidden causes for the correlations among observed measures and rely on factor analysis to reveal the underlying structure. In a previous post, I borrowed an alternative metaphor from the R package qgraph and produce... [Read more...]

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Figure out how long you will live with these rules of thumb. The post Rules of thumb to predict how long you will live appeared first on Decision Science News. [Read more...]

JJ Allaire has courageously bet, time and time again, on the cutting edge of technologies.... [Read more...]

The last post demonstrated that far from being a world-beating, absolutely amazing strategy, that Harry Long’s Structural “Arbitrage”, was in … Continue reading → [Read more...]

After more than a year since splitstackshape V1.2.0, I’ve finally gotten around to making some major updates and submitting the package to CRAN. So, if you have messed up datasets filled with concatenated cells of data, and you need to split that data up and reorganize it for later ... [Read more...]

For the past 7 years, Revolution Analytics has been the leading provider of R-based software and services to companies around the globe. Today, we're excited to announce a new, enhanced R distribution for everyone: Revolution R Open. Revolution R Open is a downstream distribution of R from the R Foundation for ... [Read more...]

Salvino A. Salvaggio, PhDSe vediamo il presente come storia del futuro, c'e' ben poco da rallegrarsi all'idea di cio' a cui il mercato del lavoro va incontro. I dati sintetizzati nel Grafico1 indicano chiaramente due elementi deleteri: la carente integrazione dei giovani [^1] nel mercato del lavoro italiano ha radici profonde ... [Read more...]

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A couple of week’s ago I packaged up a new release of analogue, which is available from CRAN. Version 0.14-0 is a smaller update than the changes released in 0.12-0 and sees a continuation of the changes to dependencies to have packages in Imports rather than Depends. The main ... [Read more...]

each and every year, the institute of museum and library services coaxes librarians around the country to put down their handheld "shhhh..." sign and fill out a detailed online questionnaire about their central library, branch, even bookmobile.  t... [Read more...]

The latest version of pqR that I just released uses a new way of implementing subset replacement operations — such as a[i] [Read more...]

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