What’s the best machine for data science?

A recurrent question in many data science blogs is “hey guys, what machine would your recommend to do data science?”.The question is very interesting, as there isn’t a single answer to it. For example, if you plan to work in a cloud environment (note that in most cases, this will end up costing much more

Stop obsessing about a perfect model

A perfect model is often an illusion because of the ratio effort / impact, Model Quality Decay and Prediction Window. To be pragmatic, we should focus on models that are quick to update and implement.