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Recently Steph Locke asked on twitter if there was a list of R conferences. After some googling, all that I came up was a list of useR groups maintained by Microsoft. While the list was lengthy, it was missing a few groups (and twitter handles). So the other night I ... [Read more...]

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This is a guest post from DataCamp. At DataCamp we build tools to learn data science interactively. We have an onlineR tutorial to learn R Programming and a Python For Data Science tutorial to learn Python. Some time ago we collaborated with Quandl to developHow to Work with Quandl in ... [Read more...]

Welcome! We are making this post today to address a burning question in our minds. And you can help us with! We just expanded our author team for creating exercise sets once more. One of our goals is to deliver content that you really want to practice with and incorporate ... [Read more...]

We have already written quite a few times about our vtreat open source variable treatment package for R (which implements effects/impact coding, missing value replacement, and novel value replacement; among other important data preparation steps), but we thought we would take some time to describe some of the principles ... [Read more...]

The glmnetUtils package provides a collection of tools to streamline the process of fitting elastic net models with glmnet. I wrote the package after a couple of projects where I found myself writing the same boilerplate code to convert a data frame into a predictor matrix and a response vector. ... [Read more...]

You are dealing with statistical models (GLMs or GAMs) with a binomial response variable? Then the oddsratio package will improve your analysis routine! This package simplifies the calculation of odds rat... [Read more...]