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Category Archives: Code
Announcing boolean3 (beta)
After entirely too long, I am happy to announce the beta release of boolean3, an R package for modeling causal complexity. The package can be downloaded at the following links: Unix/Linux: boolean3_3.0.20.tar.gz Windows: boolean3_3.0.20.zip (Please let me know if you have any … Continue reading
Posted in Code, R
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Welford’s method for calculating the sample variance: An implementation in Scheme
John Cook has three entries up on his blog discussing the pitfalls of calculating the sample variance using the mathematical textbook definitions. He provides a Monte Carlo comparison of methods here, and a theoretical discussion here. He also provides a … Continue reading
Posted in Code, Data analysis, Scheme
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Code: mtableext updated
I have fixed a small bug in mtableext that prevented asterisks from being printed for negative coefficients in mixed effects models output by lme4. Thanks to Reinhold Kliegl and Martin Elff for pointing out the bug and for providing the … Continue reading
Code: extended model support for mtable
I finally got around to organizing and packaging my complete set of extended model support for mtable in Martin Elff’s memisc library. Here is a list of the models supported: coxph, survreg – Cox proportional hazards models and parametric survival … Continue reading
Code: LaTeX tables for lme4 models
I have recently discovered memisc, an extremely useful R package by Martin Elff (see his memisc page here). The package contains any number of useful functions, and is particularly good at helping one manage and recode survey data. However, by far my … Continue reading
Posted in Code, LaTeX, R
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Code: parsing Slovenian exchange rate data
Some time ago I found myself in need of daily exchange rates for the Slovenian Tolar (though I can’t now remember why). Unfortunately, I wasn’t able to find the data in a readily usable format at the Bank of Slovenia … Continue reading
Posted in Code, R
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