Preface I was basically done with this blog post when I came across Matti Vuorre’s post on the same exact topic. Matti goes into all the details, and really the present post can be seen as a brief account of all the cool things the probit-approach-to-SDT can do. I’...

Preface I was basically done with this blog post when I came across Matti Vuorre’s post on the same exact topic. Matti goes into all the details, and really the present post can be seen as a brief account of all the cool things the probit-approa...

When I took my first software engineering job at Electronic Arts 20 years ago someone told me “More time is spent maintaining old software than writing new software.” Since my project at the time (“Spore”) was brand new, and I was writing brand new code for it, I found that hard ...

It is time!! So last weekend, I turned the wheels, moved the levers and listened to the hiss of steam, as I cranked up my Shiny app GooglyPlusPlus. The ICC Men’s T20 World Cup is just around the corner, and it was time to prepare for this event. This ...

Dr. Maria Prokofieva is a member of the R / Business working group which is promoting the use of R in accounting, auditing, and actuarial work. She is also a professor at the Victoria University Business School in Australia and works with C...

You can read the original post in its original format on Rtask website by ThinkR here: Package dev with {fusen} & {attachment}: load all functions of a flat, manage qmd and auto-fill Remotes field One aim of our open-source packages at ThinkR is to make our development workflows easier. {attachment} and {...

By 30th September 2022, I had clocked up a total of over 2000 km of running in 2022. This milestone was a good opportunity to look at how I got to this point. The code is shown below. First, we can make a histogram to look at the distance of runs. From this ...

Businesses have tons of data. But 90% have no clue how to use it. Here’s what they are overlooking… Within-Group Analysis. Groups are important (think customer segments). But group-wise comparisons can be tricky. Thankfully an R package exists to hel...

Shiny in Production is just around the corner. We can’t wait to welcome you all to Newcastle on Thursday and Friday. Here’s a quick round up of what you can expect! Do you requi...

At Appsilon we strive to be the global leaders in R Shiny. We develop some of the world’s most advanced Shiny dashboards and have a team of talented individuals. We asked one of them –  Alexandros Kouretsis, R/Shiny Developer about his career path and experiences within the R community.  ...

Running only until Oct. 7, DataCamps’ entire learning platform is accessible for just $1 during Space Week! Suitable for complete beginners and seasoned practitioners alike, DataCamp’s hands-on learning approach has something for anyone looking to advance their data skills. With unlimited access to 380+ courses in Python, R, SQL, Power-bi and more ...

Introduction The Collatz Conjecture is one of the most famous unsolved problems in mathematics which only requires the knowledge of 4th grade math to understand. This blog was initially intended to show how to code the Collatz conjecture as function and visualize stopping times as well as the hailstone sequences ...

Nonparametric inference based on statistical depth Monday, October 17th, 7:00 PT / 10:00 ET / 16:00 CET The notion of center of an object, be it a set of observations, a physical object or a random variable, is difficult to define. This motivated t...

Quarto is an open-source scientific and technical publishing system built on Pandoc. With Quarto, you can render plain text and mixed formats into static HTML pages, PDFs, Word documents, websites, and more. Over the past months, we’ve been delig...

A little while ago I saw this blog post by Craig Hamilton shared on Twitter. In it, he describes the process of building a Shiny app to search through his favourited tweets, after noting the difficulty of searching through tweets he had liked to find ...

I recently ran into an issue with matching rules from a decision tree (output of rpart.plot::rpart.rules()) with leaf node numbers from the tree object itself (output of rpart::rpart()). This post explains the issue and how to solve it. First, let’s … Continue reading →