This week's #TidyTuesday dataset is seven years of daily ocean temperature measurements from Nova Scotia's coastline, recorded at depths down to 40 metres by the Centre for Marine Applied Research Code: github.com/gkaramanis/t... #RStats #dataviz

This week's #TidyTuesday dataset is a million digits of π, which is far more than anyone will ever use. The plot shows how many digits we actually need. Spoiler: science caps out way before the computers do Code: github.com/gkaramanis/t... #RStats #dataviz

Another week, another Sims 4 CC update! A laptop with blurry #Rstats hex stickers and @kjhealy.co's #dataviz book (first edition!) with a broken texture, both works in progress. Textures are hard 😅

It's been some time since I shared a making of video! Here is one for last week's #TidyTuesday

This week's #TidyTuesday maps Norwegian salmon farming mortality rates across 11 coastal production areas. Circle size shows mean monthly mortality rate. Color and labels show the change between 2020–22 and 2023–25. Code: github.com/gkaramanis/t... #RStats #dataviz

Sims 4 CC update! Two #dataviz posters and a #Rstats onesie based on @allisonhorst.bsky.social and @dgkeyes.com’s future R superstar aardvark! 😍 allisonhorst.com/everything-e...

This week's #TidyTuesday looks at how people interpret "highly likely" and "highly unlikely", based on the CAPphrase survey by @adamkucharczyk.bsky.social. Non-fluent speakers tend to take the words at face value (though much smaller sample) Code: github.com/gkaramanis/t... #RStats #dataviz

Going very minimal for this week's #TidyTuesday looking at judged likelihood of likelihood-expressing phrases in English. Code: github.com/borstell/tid... #R4DS #ggplot2 #DataViz

Started playing Sims 4 a couple weeks ago. Surprised there’s no #rstats or #dataviz CC out there, so I’m on it!

This week's #TidyTuesday is about Hermann's tortoises in North Macedonia, where males now vastly outnumber females and the population is collapsing toward extinction. Connected scatterplots are hard to read but I like to try them from time to time Code: github.com/gkaramanis/t... #RStats #dataviz

This week's #TidyTuesday is about Science Foundation Ireland grants. Used {tidytext} to find the most distinctive words in proposal titles, then fitted them inside the bars with {ggfittext}. You won't believe 2020's most distinctive words Code: github.com/gkaramanis/t... #RStats #dataviz

New Zealand once had over 20 sheep per person. Animated this week's #TidyTuesday data showing how sheep numbers, human population, and their ratio have changed from 1960 to 2024. The flock has been shrinking while the population keeps growing! Code: github.com/gkaramanis/t... #RStats #dataviz

Mapped all the 2026 Winter Olympics venues across Italy for this week's #TidyTuesday. Started simple but kept adding stuff because I couldn't stop myself, had way too much fun working through it all! Code: github.com/gkaramanis/t... #RStats #dataviz #olympics

This week’s #TidyTuesday was about edible plants. Not sure if this plot makes much sense, but I had fun experimenting with bitmap fonts and color gradients for the plant names and temperature ranges. Code: github.com/gkaramanis/t... #RStats #dataviz

For last week's #TidyTuesday, I made a plot about the composition of micro-enterprises, small businesses, and larger companies across different owner types in the Brazilian business registry. Code: github.com/gkaramanis/t... #RStats #dataviz

What words define NASA's Astronomy Picture of the Day? For this week's #TidyTuesday, I analyzed decades of APOD descriptions to find the 50 most common concepts and their connections. Code: github.com/gkaramanis/t... #RStats #dataviz

Having some fun recreating images in ggplot with the help of magick. This was made with geom_ribbon and stitched together with magick::image_animate. #Rstats #dataviz

Africa has over 2 000 languages. For this week's #TidyTuesday, I tried to visualize this extraordinary diversity with a treemap and a geofaceted map Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, I visualized James Bond's drinking habits across the 12 novels using a waffle chart, based on the 2013 study "Were James Bond's drinks shaken because of alcohol induced tremor?" Code: github.com/gkaramanis/t... #RStats #dataviz

Genuary 2026, Day 5: Write "Genuary". Avoid using a font #RStats code: github.com/gkaramanis/a... #rtistry #genuary #genuary5 #creativecoding

For this week's #TidyTuesday, I visualized the themes of Charles Dickens's 'A Christmas Carol.' Used ggpage for a page-by-page layout of the novel with color-coded words. Code: github.com/gkaramanis/t... #RStats #dataviz

Genuary 2026, Day 4: Lowres Low-res version of day 1: bsky.app/profile/kara... #RStats code: github.com/gkaramanis/a... #rtistry #genuary #genuary4 #creativecoding

Genuary 2026, Day 3: Fibonacci forever #RStats code: github.com/gkaramanis/a... #rtistry #genuary #genuary3 #creativecoding

Genuary 2026, Day 2: Twelve principles of animation #RStats code: github.com/gkaramanis/a... #rtistry #genuary #genuary2 #creativecoding

Genuary 2026, Day 1: One color, one shape Code: github.com/gkaramanis/a... Inspiration: bsky.app/profile/roni... #RStats #genuary #genuary1 #creativecoding

For last week's #TidyTuesday, I created a map of endangered languages around the world. Built entirely in R/ggplot2: transforming spatial coordinates, identifying hotspots and composing multiple charts! Code: github.com/gkaramanis/t... Inspiration: www.reddit.com/r/MapPorn/co... #RStats #dataviz

For this week's #TidyTuesday, an interactive Shiny app to explore roundabouts around the world. Select a city from the table to zoom to its roundabouts on the map, search by location, and discover which cities have the most roundabouts. Code: github.com/gkaramanis/t... #RStats #dataviz #Shiny

For this week’s #TidyTuesday, I had fun making a custom table with the reactable R package to show the car attributes in the new Qatar Cars dataset. Code: github.com/gkaramanis/t... #RStats #dataviz

For this week’s #TidyTuesday, I visualized Zurich’s rising summer temperatures. In the past 11 years, avg temperatures rose above 19°C eight times, and highs surpassed 30°C every summer. The Böögg can’t predict the weather, let alone the warming Code: github.com/gkaramanis/t... #RStats #dataviz

For this week’s #TidyTuesday, a two-panel chart showing World Bank's SPI scores for Europe & Central Asia. Most countries in the region have high SPI scores, but a few lag behind. Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, a horizontal bar chart showing the number of exclamation marks per 1 000 words in each Sherlock Holmes book. “The Adventure of the Dying Detective” has the highest rate with 7.72 Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday a faceted scatterplot showing TB case notification rate vs mortality rate by WHO region in 2023. Code: github.com/gkaramanis/t... #RStats #dataviz

I visualized the Flint water crisis data for this week's #TidyTuesday showing how sample exclusions masked lead contamination. Code: github.com/gkaramanis/t... #RStats #dataviz

Day 5 of #30DayMapChallenge, Earth Nature Index 2025 for countries/territories Code: github.com/gkaramanis/3... #dataviz #spatial #Rstats #map #science #research

Day 4 of #30DayMapChallenge, My data Maps showing the locations of affiliations for me and my coauthors across six of our research papers. Code: github.com/gkaramanis/3... #dataviz #spatial #Rstats #map #science #research

Day 3 of #30DayMapChallenge, Polygons Uppsala University, founded in 1477, is the oldest university in the Nordic countries. Here are the 30 buildings marked as 'university' and labeled with a name on OpenStreetMap Code: github.com/gkaramanis/3... #dataviz #spatial #Rstats #science #research

Day 2 of #30DayMapChallenge, Lines Uppsala University researchers have collaborated with hundeds of research institutions worldwide. More than 14,000 publications have been co-authored with Karolinska Institutet alone. Code: github.com/gkaramanis/3... #dataviz #spatial #Rstats #science #research

I created a heatmap for this week's #TidyTuesday showing UK literary prize demographics with data from @post45data.bsky.social. White British authors account for 61% of winners vs. 46% shortlisted. Men win 56% vs. 46% shortlisted. Code: github.com/gkaramanis/t... #RStats #dataviz

Day 1 of #30DayMapChallenge, Points There are almost 120,000 research organizations, in more than 17,000 locations, registered in the Research Organization Registry @researchorgs.bsky.social #Rstats #dataviz #spatial #map #science #research

#Makingof of this week’s #TidyTuesday

For this week's #TidyTuesday, rainfall from 12 UK weather stations 2012-2024. I’ve been wanting to try the idea of using letter heights to show data for some time, now possible thanks to {flexfont} by @coolbutuseless.fosstodon.org.ap.brid.gy Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, I explored global differences in severe food insecurity between women and men. In 78 countries, women face higher rates, with the largest gaps seen in Pakistan and Afghanistan. Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, EuroLeague basketball club championships from 1958 to 2024, across four competition formats. Used Wikipedia data instead of the provided dataset 😅 Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, crane migration at Lake Hornborga, Sweden, from 2002 to 2024 Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, the top 16 chess players for August and September Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, pasta carbs and fat. Inspired by @cborstell.bsky.social's plot bsky.app/profile/cbor... Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, a visualization showing how more and more countries allow visa-free travel to most of the world's destinations Code: github.com/gkaramanis/t... #RStats #dataviz

For this week's #TidyTuesday, hex grid maps showing seasonal shifts in frog observations across Australia Code: github.com/gkaramanis/t... #RStats #dataviz

For this week’s #TidyTuesday I looked at summer Billboard Hot 100 number one songs. Since the 90s fewer song debut at #1 in summer but those that do tend to stay at the top for more weeks Code: github.com/gkaramanis/t... #RStats #dataviz

Explore Scotland’s tallest Munros and Munro tops with this week’s #TidyTuesday Code: github.com/gkaramanis/t... #RStats #dataviz