Jul 21, 2013 — The Arden Syntax — What is the Arden Syntax? “A standard for representing clinical and scientific knowledge in an executable format.”* The goal of the Arden Syntax is to be a standard programming language for the implementation of clinical decision support systems. It gets... Read more

Jul 9, 2013 — Install R Packages (that require compilation) on Linux — When trying to install packages in R that require compiling on one of my servers (that I did not have admin access to) I ran into the following error: ERROR: 'configure' exists but is not executable -- see the 'R... Read more

Jul 8, 2013 — Bootstrapping — Bootstrapping is another strategy (like cross validation) that we can use for validation or parameter estimation if there is not enough data.  The technique is simple: we basically do random sampling from the original dataset to generate a larger dataset... Read more

Jul 8, 2013 — Standard Errors and Confidence Intervals — I’ve been reading over beautiful notes from STATS315A (thanks to my awesome fellow graduate student Katie!), one of the three statistics courses I wanted to take, but haven’t been able to squeeze in (yet!)   The course notes provide beautifully... Read more