5135 search results for "git"

Slidify: Modern, simple presentations written in R Markdown

February 24, 2014
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Slidify: Modern, simple presentations written in R Markdown

As a LaTeX fan I’m used to using Beamer for presentations, but the built-in themes are definitely starting to show their age — and writing a custom .sty file looks like a nightmare — so for a while I’ve been looking … Continue reading →

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Quick and dirty notes on General Linear Mix Models

February 24, 2014
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Quick and dirty notes on General Linear Mix Models

My datasets tend to have random factors. I try to stick to general models whenever I can to avoid dealing with both random factors and complex error distributions (not always possible). I am compiling some notes here to avoid visiting … Continue reading →

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How to Make a Bad Password with R

February 24, 2014
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How to Make a Bad Password with R

I have a lot of projects that will take ages to finish (some are in such poor shape that I tuck them away in private repositories, so no one can see my shame).  So sometimes it's nice to just take a weekend and crank out something start to finish, even if it's dumb and no one cares about it...

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twitteR now supports database persistence

February 23, 2014
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For a long time now I've wanted to add the ability for storing data from twitteR into a RDBMS. In the past I've done things by concatenating new results onto old results which simply becomes unwieldy. I know that many people have doctored up their own ...

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Toronto Data Science Group – A Survey of Data Visualization Techniques and Practice

February 23, 2014
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Recently I spoke at the Toronto Data Science group. The folks at Mozilla were kind enough to record it and put it on Air, so here it is for your viewing pleasure (and critique):Overall it was quite well received. Aside from the usual omg does my voice ...

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Programmatically download political science data with the psData package

February 23, 2014
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A lot of progress has been made on improving political scientists’ ability to access data ‘programmatically’, e.g. data can be downloaded with source code R. Packages such as WDI for World Bank Development Indicator and dvn for many data sets stored on the Dataverse Network make it much easier for political scientists to use this data...

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Pimping your forest plot

February 23, 2014
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Pimping your forest plot

In order to celebrate my Gmisc-package being on CRAN I decided to pimp up the forestplot2 function. I had a post on this subject and one of the suggestions I got from the comments was the ability to change the default box marker to something else. This idea had been in my mind for a while and I therefore...

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qdap 1.1.0 Released on CRAN

February 23, 2014
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qdap 1.1.0 Released on CRAN

We’re very pleased to announce the release of qdap 1.1.0 This is the fourth installment of the qdap package available at CRAN. Major development has taken place since the last CRAN update. The qdap package automates many of the tasks … Continue reading →

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RcppBDT 0.2.2

February 22, 2014
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A new maintenance release of the RcppBDT package is now on CRAN. There is no new code in this; it mainly accomodates a request by CRAN to standardize the \code{Imports:} and \code{Depends:} relationships in the \code{DESCRIPTION} file. We also updated...

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Interactive exploration of a prior’s impact

February 21, 2014
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Interactive exploration of a prior’s impact

The probably most frequent criticism of Bayesian statistics sounds something like “It’s all subjective – with the ‘right’ prior, you can get any result you want.”. In order to approach this criticism it has been suggested to do a sensitivity analysis (or robustness analysis), that demonstrates how the choice of priors affects the conclusions drawn

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