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The fifth update of the 3.6.x release of simmer, the Discrete-Event Simulator for R, is on CRAN. This release extends the attributes API by allowing users to set/get multiple attributes at once (a pretty straightforward change as well as useful; I don’t know why it didn’t occurred ... [Read more...]

by [Błażej Moska](https://www.linkedin.com/in/b%C5%82a%C5%BCej-moska-9a316113a/), computer science student and data science intern Got stuck with too large a dataset? R speed drives you mad? Divide, parallelize and go with Rcpp! One of the frustrating moments while working with ... [Read more...]

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We’re happy to announce the third release of the tibbletime package. This is a huge update, mainly due to a complete rewrite of the package. It contains a ton of new functionality and a number of breaking changes that existing users need to be aware ... [Read more...]

Hello everyone, Today we will make a churn analysis with a dataset provided by IBM. You can find the dataset here. What is a churn? We can shortly define customer churn (most commonly called “churn”) as customers that stop doing business with a company or a service. There are customer ... [Read more...]

Hello everyone, Today we will make a churn analysis with a dataset provided by IBM. You can find the dataset here. What is a churn? We can shortly define customer churn (most commonly called “churn”) as customers that stop doing business with a company or a service. There are customer ... [Read more...]

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We’re happy to announce the third release of the tibbletime package. This is a huge update, mainly due to a complete rewrite of the package. It contains a ton of new functionality and a number of breaking changes that existing users need to be aware ... [Read more...]

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There are lots of tricks you can use to make R code run faster: use more efficient data structures; vectorize your R code; offload complex data management tasks to databases. Emily Robinson shares many of these R performance tips in a case study on A/B testing for Etsy. The ... [Read more...]

Here are some of the books that I found interesting and useful in 2017. Scrum: The Art of Doing Twice the Work in Half the Time by Jeff Sutherland Jeff Sutherland, one of the creators of the scrum methodology of project management lays down the rational for adopting scrum over more ... [Read more...]

In this blog post, I show various ways to create maps using R. You’ll need to install a lot of packages and download two data sets; the unemployment rate in Luxembourg as well as a shapefile. To get the unemployment rate in Luxembourg, you can take a look at ... [Read more...]

Today, I had the opportunity to help someone over at the R for Data Science Slack group (read more about this group here) and I thought that the question asked could make for an interesting blog post, so here it is! Disclaimer: the way I’m doing things here is ... [Read more...]

Join our Community Call on Tuesday, January 30th (January 31 for our Australian friends) Nick Golding, 2017 rOpenSci Fellow, will talk about two R packages he has developed recently. zoon aims to promote open and reproducible research in ecological modeling by helping researchers share their code in a modular way and produce ... [Read more...]

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Another year, and lots of exciting reading! Davidson, R. & V. Zinde-Walsh, 2017. Advances in specification testing. Canadian Journal of Economics, online. Dias, G. F. & G. Kapetanios, 2018. Estimation and forecasting in vector autoregressive moving average models for rich datasets. Journal of Econometrics, 202, 75-91.   González-Estrada, E. & J. A. Villaseñor, 2017. An R ... [Read more...]