SatRdays SatRdays are great. Low cost R events, held around the world. What's not to love! For the last year, we have been offering automatic sponsorship for all SatRday events. All the organisers have to do is complete a quick questionnaire and the money is sent on it's way. So far we have sponsored seven The post Sponsorship: SatRdays and...
parcats was released on CRAN. It is an htmlwidget providing bindings to the plotly.js parcats trace, which is not supported by the plotly R package. Also adds marginal histograms...
Week 14 Gold Mining and Fantasy Football Projection Roundup now available. The post Gold-Mining Week 14 (2019) appeared first on Fantasy Football Analytics.
One of the problems that we usually face with ggplot is that rearranging the bars in ascending or descending order. If that problem is solved using reorder() or fct_reorder(),...
Roland Stevenson is a data scientist and consultant who may be reached on Linkedin. In a previous article we illustrated how to calculate xgboost model predictions in-database. This was referenced...
I’m recruiting a Research Software Engineer to join my team at EcoHealth Alliance in New York. Details and how to apply can be found at https://www.ecohealthalliance.org/career/research-software-engineer.
Auth0 Data Team shares their tooling, from R to Python, their favourite open-souce libraries for data science and data engineering 🛠
Modern movies use a lot of mathematics for their computer animations and CGI effects, one of them is what is known under the name fractals. In this post, we...
Solving Advent of Code 2019-03 with R and JavaScript. Obviously, this post contains a big spoiler about Advent of Code, as it gives solutions for solving day 3. I’m...
Managing usual dependencies of a package is clearly covered in R packages by Hadley Wickham. Typically, that would be the end of a tutorial or a post. However, teaching...
Big up the NHS - Background The NHSRDatasets package made it to CRAN recently, and as it is designed for use by NHS data analysts, and I am...
We have good news for our commercial desktop IDE customers. We are giving the commercial version of our desktop IDE a new name and some great new features, including...
A recent topic of the Write The Docs’ great newsletter was READMEs. It read “As they’re often the first thing people see about a code project, READMEs are pretty...
We’re thrilled to be introducing a new member of our team. Mark Padgham has joined rOpenSci as a Software Research Scientist working full-time from Münster, Germany. Mark will play...
A major criticism on the binning algorithm as well as on the WoE transformation is that the use of binned predictors will decrease the model predictive power due to...
Solving Advent of Code 2019-02 with R and JavaScript. Obviously, this post contains a big spoiler about Advent of Code, as it gives solutions for solving day 2. I’m...
learnr 0.10.0 has been released! In this version of learnr, quiz questions have been expanded to allow for more question types. Text box quiz questions have been implemented...
In the new edition of my R book, to be released in early 2020 (see current TOC, new packages and notification form), I’m giving special attention to its use...
The weekend riddle from The Riddler is rather straightforward : Construct a decimal number X between 0 and 1 by drawing the first digit a¹ uniformly...
One of the most consistent fonts of posts on this blog is The Guardian’s football trivia page The Knowledge. A particular reason for this is that the small contained...
Solving Advent of Code 2019-01 with R and JavaScript. Obviously, this post contains a big spoiler about Advent of Code, as it gives solutions for solving day 1. I’m...
R version 4.0 is just around the corner. One of the changes in the new version is the improved default color palette using the palette() function. Proposed colors The new proposed palette()...
I am super, super thrilled to finally be able to announce that patchwork has been released on CRAN. Patchwork has, without a doubt, been my most popular unreleased package and it...
Causal inference goes beyond prediction by modeling the outcome of interventions and formalizing counterfactual reasoning. In this blog post, I provide an introduction to the graphical approach to causal...
This post will detail a rather important finding I found while implementing a generalized framework for momentum asset allocation backtests. … Continue reading →
After a bank launches a new product or acquires a new portfolio, the risk modeling team would often be faced with a challenge of how to estimate the corresponding...
Per the suggestion by @robmaz, RSpectra::svds() now has two new parameters center and scale, to support implicit centering and scaling of matrices in partial SVD. The minimum version for...
A challenge from The Riddler last weekend came out as the classical Frobenius coin problem, namely to find the largest amount that cannot be obtained using only n coins...
Jobs for R users