With over 11,000 packages in the main CRAN (Consolidated R Archive Network) collection, users of R face a challenge when looking for tools to carry out their statistical and computational tasks, especially in subject areas outside their main domain of expertise. Moreover, a lot of packages have similar or overlapping features. ... [Read more...]

We’re excited to announce the alphavantager package, a lightweight R interface to the Alpha Vantage API! Alpha Vantage is a FREE API for retreiving real-time and historical financial data. It’s very easy to use, and, with the recent glitch with the... [Read more...]

While working on a large client project using Sparklyr and multinomial regression we recently ran into a problem: Apache Spark chooses the order of multinomial regression outcome targets, whereas R users are used to choosing the order of the targets (please see here for some details). So to make things ... [Read more...]

Abstract Control calculation ping-pong is the process of iteratively improving a statistical analysis by comparing results from two independent analysis approaches until agreement. We use the daff package to simplify the comparison of the two results and illustrate its use by a case study with two statisticians ping-ponging an analysis ... [Read more...]

PeerJ Preprints has recently published a collection of articles that focus on the practical side of statistical analysis: Practical Data Science for Stats. While the articles are not peer-reviewed, they have been selected and edited by Jennifer Bryan and Hadley Wickham, both well-respected members of the R community. And while ... [Read more...]

INTRODUCTION Dear reader, If you are a newbie in the world of machine learning, then this tutorial is exactly what you need in order to introduce yourself to this exciting new part of the data science world. This post includes a full machine learning project that will guide you step ... [Read more...]

This is cross-posted from the NumFOCUS blog. NumFOCUS is a nonprofit that supports and promotes world-class, innovative, open source scientific computing, including rOpenSci. Scott use this for NumFOCUS SEO? At rOpenSci, we create and curate sof... [Read more...]