5041 search results for "git"

googleVis code development moved to GitHub

March 11, 2014
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googleVis code development moved to GitHub

After nearly 4 years of developing googleVis on Google Code with SVN we decided to move to GitHub. The main reason was that Google stopped the facility of hosting pre-CRAN builds of the package for user testing. The devtools package on the other hand m...

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Developer snapshots of #sjPlot-package now on #Github #rstats

March 8, 2014
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Developer snapshots of #sjPlot-package now on #Github #rstats

Finally, I managed to setup a GitHub repository. From now on, the latest developer snapshot of my sjPlot-package will be published right here: https://github.com/sjPlot/devel. Please post issues there, download the latest developer build for testing purposes or help developing the wiki-page with examples for package usage etc. Btw, if somebody knows, why I can’t get

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What are the most common RNG seeds used in R scripts on Github?

March 6, 2014
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What are the most common RNG seeds used in R scripts on Github?

In the R programming language, the random number generator (RNG) is seeded each session using the current time and process ID. Via the magic of the popular Mersenne Twister PRNG, the values stored in .Random.seed are used sequentially each time … Continue reading →

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Web Scraping: Scaling up Digital Data Collection

March 5, 2014
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The latest slides from web scraping through R: Web scraping for the humanities and social sciencesSlides from the first session hereSlides from the second session hereThis week we look in greater detail at scaling up digital data-collection: coercing s...

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“Digit Recognizer” Challenge on Kaggle using SVM Classification

February 14, 2014
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“Digit Recognizer” Challenge on Kaggle using SVM Classification

This article is about the “Digit Recognizer” challenge on Kaggle. You are provided with two data sets. One for training: consisting of 42’000 labeled pixel vectors and one for the final benchmark: consisting of 28’000 vectors while labels are not … Continue reading → The post “Digit Recognizer” Challenge on Kaggle using SVM Classification appeared first on...

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Digitizing jpeg graphs in R

February 12, 2014
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I have been using third party programs for a long time until i came across the documentation for the R-package digitize. unfortunately, this package is not available for R 3.0.2 so i had to tweek things around. I am glad to share my solution. I started by taking a look at http://lukemiller.org/index.php/2011/06/digitizing-data-from-old-plots-using-digitize/. Luke Miller has written a very nice...

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NLSdata: an R package for National Longitudinal Surveys

February 3, 2014
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NLSdata: an R package for National Longitudinal Surveys

This article was first published on analyze stuff. It has been contributed to Anything but R-bitrary as the third article in its introductory series. By Ben Ogorek Introduction Alongside interstate highways, national defense, and social security, your tax dollars are used to collect data. Sometimes it’s high...

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Comparing mnlogit and mlogit for discrete choice models

December 8, 2013
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Earlier this weekend (Dec. 7, 2013), mnlogit was released on CRAN by Wang Zhiyu and Asad Hasan ([email protected]) claiming that mnlogit uses “parallel C++ library to achieve fast computation of Hessian matrices”. Here is a comparison of mnlogit with mlogit by Yves Croissant whose package seems to be the inspiration for mnlogit. I will estimate the same model using the same data...

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R Studio, and Presentations, and Git! Oh my!

November 7, 2013
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R Studio, and Presentations, and Git! Oh my!

I have been using R for many years now and it has served me quite well.  I have used it for all manners of data prep work, analysis, developing figures, and more recently GIS and creating reproducible reports with knitr.  During this time my typical workflow included creating new folders for projects, throwing in an

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Interactive maps with polygons using R, Geojson, and Github

October 22, 2013
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Previously on this blog we have discussed making geojson maps and uploading to Github for interactive visualization with USGS BISON data, and with GBIF data, and on my own personal blog. This is done using a file format called geojson, a file format based on JSON (JavaScript Object Notation) in which you can specify geographic...

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