Sponsorship: SatRdays and useR Groups

December 5, 2019
By

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...

Read more »

parcats 0.0.1 released

December 4, 2019
By
parcats 0.0.1 released

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...

Read more »

Gold-Mining Week 14 (2019)

December 4, 2019
By

Week 14 Gold Mining and Fantasy Football Projection Roundup now available. The post Gold-Mining Week 14 (2019) appeared first on Fantasy Football Analytics.

Read more »

How to reorder arrange bars with in each Facet of ggplot

December 3, 2019
By
How to reorder arrange bars with in each Facet of ggplot

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(),...

Read more »

In-Database Logisitc Regression with R

December 3, 2019
By
In-Database Logisitc Regression with R

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...

Read more »

Job Posting: Research Software Engineer at EcoHealth Alliance

December 3, 2019
By

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.

Read more »

How Auth0’s Data Team uses R and Python

December 3, 2019
By
How Auth0’s Data Team uses R and Python

Auth0 Data Team shares their tooling, from R to Python, their favourite open-souce libraries for data science and data engineering 🛠

Read more »

Modelling Cairngorm snow to 2080

December 3, 2019
By
Modelling Cairngorm snow to 2080

Want to know the potential impacts of climate change on Scottish snow? Read on!

Read more »

Create realistic-looking Islands with R

December 3, 2019
By
Create realistic-looking Islands with R

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...

Read more »

Advent of Code 2019-03 with R & JavaScript

December 2, 2019
By

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...

Read more »

📦 Managing dependencies in packages

December 2, 2019
By
📦 Managing dependencies in packages

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...

Read more »

NHSRDatasets meets runcharter

December 2, 2019
By
NHSRDatasets meets runcharter

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...

Read more »

RStudio’s Commercial Desktop License is now RStudio Desktop Pro

December 2, 2019
By

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...

Read more »

The Rt of good package READMEs

December 2, 2019
By
The Rt of good package READMEs

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...

Read more »

Introducing Mark Padgham, rOpenSci’s new Software Research Scientist

Introducing Mark Padgham, rOpenSci’s new Software Research Scientist

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...

Read more »

Improve General Regression Neural Network by Monotonic Binning

December 1, 2019
By

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...

Read more »

Advent of Code 2019-02 with R & JavaScript

December 1, 2019
By

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...

Read more »

learnr 0.10.0

December 1, 2019
By
learnr 0.10.0

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...

Read more »

Static and Dynamic Book Exercises with R

December 1, 2019
By

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...

Read more »

riddle by attrition

December 1, 2019
By
riddle by attrition

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...

Read more »

Advent Calendar of Football Trivia Analyses

November 30, 2019
By

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...

Read more »

Advent of Code 2019-01 with R & JavaScript

November 30, 2019
By

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...

Read more »

Evaluation of the new palette() for R

Evaluation of the new palette() for R

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()...

Read more »

Patch it up and send it out

November 30, 2019
By
Patch it up and send it out

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...

Read more »

An introduction to Causal inference

November 30, 2019
By
An introduction to Causal inference

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...

Read more »

How You Measure Months Matters — A Lot. A Look At Two Implementations of KDA

November 29, 2019
By
How You Measure Months Matters — A Lot. A Look At Two Implementations of KDA

This post will detail a rather important finding I found while implementing a generalized framework for momentum asset allocation backtests. … Continue reading →

Read more »

GRNN with Small Samples

November 29, 2019
By

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...

Read more »

Updates on RSpectra: new “center” and “scale” parameters for svds()

November 28, 2019
By

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...

Read more »

Froebenius coin problem

November 28, 2019
By
Froebenius coin problem

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...

Read more »

Search R-bloggers

Sponsors