R-bloggers

Solving the Puzzle: The 6x10 Pentomino Challenge (with a Big Help) The 6x10 pentomino challenge asks you to fit all 12 pieces into a rectangle perfectly—no overlaps, no gaps, just pure geometric magic. There are 2339 unique solutions! My go-to...

Politicians can increase the appeal of their speeches through nonverbal cues such as gestures and vocal emphasis. Understanding the factors that make political speech appealing is central to political science research, yet studying nonverbal cues during political speech is difficult due to their audiovisual nature. Pose estimation models—a class ...

When you create a data visualisation using R (or any other software), a set of default colours is used. These aren’t always the most effective, or aesthetically pleasing, set of colours. That means that, at some point, you’ll likely want to...

Photo by Marco Verch, CC-2.0. Source The Twelve Coins Problem is a notoriously hard problem that comes in many flavors. I don’t know where it comes from originally, but it garnered quite a bit of attention from mathematicians in the mid-twe...

When you run a binary classifier over a population you get an estimate of the proportion of true positives in that population. This is known as the prevalence. But that estimate is biased, because no classifier is perfect. For example, if your classifier tells you that you have 20% of positive ...

Ever wanted to have a clock on the wall or in the office, that is not binary. But it is QR-Code clock 🙂 Well, now you can have it. This useless R function generates new QR Code for every given…Read more ›

Pakcages Used in This Blog Post library(tidyverse) # Easily Install and Load the 'Tidyverse' library(cowplot) # Streamlined Plot Theme and Plot Annotations for 'ggplot2' library(sf) # Simple Features for R library(patchwork) # The Composer of ...

🌮🎩🍰🎁🍕 Taco Hat Cake Gift Pizza with Monkey, Ninja, and Unicorn Over the Christmas holiday, my niece and nephew introduced me to Taco Cat Goat Cheese Pizza, a game that’s equal parts chaotic and hilarious. Imagine trying to slap a card while scr...

Just before Christmas I blogged about the positive correlation between depression incidence in US counties and their vote for Trump in the 2024 presidential election. In addition to my casual interest in the topic, I used it as a case study in multilev...

R functions for every data engineer using Tidyverse Tidyverse has long been an amazing collection of R packages, primarily for data engineering and data science. Common among these packages is the same language grammar, great design and structure, making data…Read more ›

Introduction A navigation mesh is a data structure used to aid in pathfinding around obstacles. Originally used for video games and robotics, we can also apply the concept of this navigational mesh to the movement of...