A few ago weeks ago we developed a simulation tool at AdTriba. It required solving convex optimization problems; not the stuff we wanted to write ourselves, and so we needed a package for it. For any statistical analysis, the first thing coming to mind is R. R has packages for ...

Whenever I read articles about data science I feel like there is some important aspect missing: evaluating the performance and quality of a machine learning model. There is always a neat problem at hand that gets solved and the process of data acquisition, handling and model creation is discussed, but ...