Indices of model performance (i.e., model quality, goodness of fit, predictive accuracy etc.) are very important, both for model comparison and model description purposes. However, their computation or extraction for a wide variety of models can be complex. To address this, please let us introduce the performance package! performance We have recently decided to collaborate around the new easystats project, a...
‘Cricket analytics with cricketr and cricpy – Analytics harmony with R and Python’ is now available on Amazon in both paperback ($21.99) and kindle ($9.99/Rs 449) versions. The book...
My First (Non Data Science) Job Search Let me tell you a story about my first job search. It was 2010, and data science jobs weren't really a thing yet....
There are nowadays different options to create interactive R tutorials that allow users to type in code, automatically check their solution and get hints if they are stuck. Two...
Earo Wang, who is the curator for the We are R-Ladies twitter feed this week (last week of April, 2019), had a really nice tweet about using the whisker...
A question on X validated led me to wonder at the point made by Christopher Bishop in his Pattern Recognition and Machine Learning book about the MLE of the...
PostGIS extends capabilities of PostgreSQL database to deal with spatial data. Using PostGIS, your database supports geographic queries to be run directly in SQL. In this blog post, we...
(TL;DR: Come on. This is pretty short. Productivity level up by harnessing the power of RStudio!)
Introduction Data & Methodology The App and Results Map Tables and Charts Future Research
Although I’m a strong believer in R Markdown, I’m not so sure about it in the realm of slide making. After using GUI slide making tools such as Powerpoint...
tl;dr -I don’t remember how many games of Clue I’ve played but I do remember being surprised by Mrs White being the murderer in only 2 of those games....
Over the last month I gave a tidyverse + intro to data science corporate training in a startup in Tel-Aviv. We had two groups (beginners and intermediates), and for...
Sealed and Buried In the previous three posts in our series delving into the cosmic horror of UFO sightings in the US, we have descended from the deceptively warm...
Introduction The genome represents the history book and instruction set of all organisms on Earth. Over the last century, genetic analysis has provided deep insight into the underpinnings of...
Teaching to seasoned managers in MBE classes is challenging. While it’s important to bring new thoughts and ideas and not sound repetitive, it is necessary to provide a theoretical...
I am currently working on a package for the R programming language; its initial goal was to simply distribute the data used in the Card and Krueger 1994 paper that...
Following up on a recent blog article that discussed how to use R to explore your researcher degrees of freedom, this post introduces a specification curve plot as suggested...
A simple 2×2 Le Monde mathematical puzzle: Arielle and Brandwein play a game out of two distinct even integers between 1500 and 2500, and y. Providing one another with...
CategoriesBasic Statistics Tags Data Management Data Visualisation Exploratory Analysis Import Data R Programming In this post series, we are going to introduce the exploratory analysis of a dataset as available at ref. reporting earthquakes and...
You might be wondering what motivates me spending countless weekend hours on the MOB package. The answer is plain and simple. It is users that are driving the development...
I’ve mentioned {htmlunit} in passing before, but did not put any code in the blog post. Since I just updated {htmlunitjars} to the latest and greatest version, now might...
John Mount, Nina Zumel; Win-Vector LLC 2019-04-27 In this note we will use five real life examples to demonstrate data layout transforms using the cdata R package. The examples...
Introduction In the previous post, we looked at how to easily automate R analysis, modeling, and development work for free using GitLab’s CI/CD. Together with the fantastic R-hub project, we...
At the end of the post there is a promotional link for free DigitalOcean credits. Motivation I initially made an close-access image for DigitalOcean because I wanted to spend my lectures...
I work in a university. My department runs degree courses that allow students a lot of flexibility in their choice of course “modules”. (A typical student takes 8 modules...
We went to the Frankfurt Data Science Meetup where our Head of Data Science gave a talk about explainable AI. If you missed it, here are the main takeaways! Der...
The tools package that comes with base R makes checking reverse dependencies super easy. Build your package tarball (the pkg_x.y.z.tar.gz file). R CMD build /your/package/location It is a good...
DALEX is a set of tools for explanation, exploration and debugging of predictive models. The nice thing about it is that it can be easily connected to different model...
We’re excited to announce the release of Shiny v1.3.2. This release has two main features: a new reactivity debugging tool we call reactlog, and much faster serving of static...
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