Georgios Karamanis
@karaman.is
📤 2765
📥 197
📝 371
Dataviz designer, psychiatrist, PhD
https://karaman.is
This week's
#TidyTuesday
is about twin cities. I built a scrollytelling map about Rio de Janeiro's 93 sister city agreements Made with Quarto and Closeread Interactive:
019e2679-54db-2e9a-2e03-8bbc8b92210f.share.connect.posit.cloud
Code:
github.com/gkaramanis/t...
#RStats
#dataviz
loading . . .
4 days ago
3
37
9
This week's
#TidyTuesday
is about Italian industrial production. A simple line chart combining Istat statistics with data from Wikipedia Code:
github.com/gkaramanis/t...
#RStats
#dataviz
8 days ago
1
12
0
This week's
#TidyTuesday
is about US agricultural import tariffs. Sugar is the only category with a hard annual import quota. Once that fills, trade effectively stops. Code:
github.com/gkaramanis/t...
#RStats
#dataviz
15 days ago
1
7
1
And that's a wrap for
#30DayChartChallenge
! The personal theme for this year was Uppsala transportation. Additional constraints were using the same color palette, fonts, plot orientation and dimensions across all plots.
#Rstats
code for all 24 plots at
github.com/gkaramanis/3...
#dataviz
18 days ago
4
47
3
#day29
of
#30DayChartChallenge
, (almost) Monochrome code:
github.com/gkaramanis/3...
#RStats
#dataviz
19 days ago
0
8
2
#day28
of
#30DayChartChallenge
, Modeling code:
github.com/gkaramanis/3...
#RStats
#dataviz
20 days ago
0
9
3
#day27
of
#30DayChartChallenge
, Animation If you squint hard enough, you can see it moving code:
github.com/gkaramanis/3...
#RStats
#dataviz
21 days ago
0
8
2
#day26
of
#30DayChartChallenge
, Trend code:
github.com/gkaramanis/3...
#RStats
#dataviz
22 days ago
0
9
1
#day25
of
#30DayChartChallenge
, Space code:
github.com/gkaramanis/3...
#RStats
#dataviz
23 days ago
1
11
2
This week's
#TidyTuesday
I looked at how European countries changed their preventive care spending during COVID. The 2021 spike is visible across the continent, but each region has its own patterns. Code:
github.com/gkaramanis/t...
#RStats
#dataviz
24 days ago
0
8
2
#day23
of
#30DayChartChallenge
, Seasons code:
github.com/gkaramanis/3...
#RStats
#dataviz
25 days ago
1
14
1
#day22
of
#30DayChartChallenge
, New Tool testing a dice plot for the first time, using {ggdiceplot} code:
github.com/gkaramanis/3...
#RStats
#dataviz
26 days ago
2
10
1
#day21
of
#30DayChartChallenge
, Historical code:
github.com/gkaramanis/3...
#RStats
#dataviz
27 days ago
0
7
1
#day20
of
#30DayChartChallenge
, Global change code:
github.com/gkaramanis/3...
#RStats
#dataviz
28 days ago
1
18
1
#day19
of
#30DayChartChallenge
, Evolution code:
github.com/gkaramanis/3...
#RStats
#dataviz
29 days ago
0
13
2
This week's
#TidyTuesday
dataset comes from the at-sea seabird records held by Te Papa Tongarewa, built largely from the handwritten logbooks of Captain J. Jenkins, who recorded 6583 bird sightings on Southern Ocean voyages from 1969 to 1988. Code:
github.com/gkaramanis/t...
#RStats
#dataviz
30 days ago
0
22
4
#day17
of
#30DayChartChallenge
, Remake A better version of day 13:
bsky.app/profile/kara...
code:
github.com/gkaramanis/3...
#RStats
#dataviz
add a skeleton here at some point
about 1 month ago
1
12
1
#day16
of
#30DayChartChallenge
, Causation code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
6
1
#day15
of
#30DayChartChallenge
, Correlation code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
11
3
#day14
of
#30DayChartChallenge
, Trade code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
8
2
#day13
of
#30DayChartChallenge
, Ecosystems (a stretch) code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
7
2
#day12
of
#30DayChartChallenge
, FlowingData code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
10
1
This week's
#TidyTuesday
dataset comes from RepairMonitor, which has been logging repairs at volunteer-run Repair Cafés worldwide since 2015. Are older things harder to fix? Depends on the category. Code:
github.com/gkaramanis/t...
#RStats
#dataviz
about 1 month ago
0
9
0
#day9
of
#30DayChartChallenge
, Wealth code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
12
1
#day8
of
#30DayChartChallenge
, Circular code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
1
28
2
#day7
of
#30DayChartChallenge
, Multiscale code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
12
2
#day5
of
#30DayChartChallenge
, Experimental code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
2
16
1
#day4
of
#30DayChartChallenge
, Slope code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
7
1
#day3
of
#30DayChartChallenge
, Mosaic code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 1 month ago
0
14
3
#day2
of
#30DayChartChallenge
, Pictogram code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 2 months ago
2
24
1
#day1
of
#30DayChartChallenge
, Part-to-Whole code:
github.com/gkaramanis/3...
#RStats
#dataviz
about 2 months ago
0
21
1
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
about 2 months ago
2
30
3
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
about 2 months ago
0
17
0
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 😅
add a skeleton here at some point
about 2 months ago
0
1
0
It's been some time since I shared a making of video! Here is one for last week's
#TidyTuesday
add a skeleton here at some point
about 2 months ago
0
19
3
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
about 2 months ago
0
12
5
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...
add a skeleton here at some point
2 months ago
0
4
1
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
2 months ago
1
18
2
reposted by
Georgios Karamanis
Calle Börstell
2 months ago
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
2
21
2
Started playing Sims 4 a couple weeks ago. Surprised there’s no
#rstats
or
#dataviz
CC out there, so I’m on it!
2 months ago
0
12
2
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
2 months ago
0
12
1
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
3 months ago
1
9
5
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
loading . . .
3 months ago
1
19
1
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
3 months ago
1
19
1
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
3 months ago
0
20
1
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
3 months ago
0
7
0
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
4 months ago
2
13
2
reposted by
Georgios Karamanis
Dan Oehm
4 months ago
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
loading . . .
1
37
8
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
4 months ago
2
51
4
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
4 months ago
0
23
3
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