Articles by erehweb

R in production systems

February 2, 2011 | erehweb

R is great for prototyping models.  Not so great if those models have to run a business.  Here’s some tips to help with that: Validate, alert, and monitor Sink Use 64-bit Linux Write your own functions tryCatch Validate, alert, and monitor:  Sooner or later something is going to go ... [Read more...]

R and data

May 26, 2009 | erehweb

My fellow bloggers John and Scott have posted recently about the free statistical programming language R.  How does it compare to an expensive language like SAS? If you’ve done any statistical analysis, then you’ll know that getting and cleaning the data is a major step in any project.  ... [Read more...]

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