Mitsuo Shiota

Histogram of grants faceted by project length category (by 1 year, up to 6 years);x-axis is grants from Science Foundation Ireland (thousand euros), and y-axis is number of projects.

My submission for #TidyTuesday, Week 8 on Science Foundation Ireland Grants Commitments. I explore grants distribution in each project length category (yearly).

Code: github.com/mitsuoxv/tid...

Line charts faced by 6 animals (sheep, paultry, cattle, deer, goats, and pigs); x-axis is years, and y-axis is production in millions.

My submission for #TidyTuesday, Week 7 on Agricultural Production Statistics in New Zealand. I explore production changes over time of sheep, poultry, cattle, deer, goats and pigs.

Code: github.com/mitsuoxv/tid...

Bar charts faced by the event type (Medal event, Training session, and Other); x-axis is dates from Feb. 4 to Feb. 22, y-axis is event counts, and bar is filled with colors of 16 disciplines.

My submission for #TidyTuesday, Week 6 on the 2026 Winter Olympics. I explore event distribution across the days by event type.

Code: github.com/mitsuoxv/tid...

Boxplot; x-axis is nutrient level of the plant requires (High, Medium and Low), and y-axis is days of growing to harvest (mean).

My submission for #TidyTuesday, Week 5 on Edible Plants Database. I explore relationship between nutrient the plant requires and days of growing to harvest.

Code: github.com/mitsuoxv/tid...

Histograms of declared share capital faceted by enterprise size, and by whether capital is more than 10 billion BRL or not; x-axis is declared share capital (BRL) in log scale, and y-axis is enterprise counts.

My submission for #TidyTuesday, Week 4 on Brazilian Companies. I explore declared share capital distribution by company size, and focus enterprises with more than 10 billion BRL declared share capital.

Code: github.com/mitsuoxv/tid...

Line chart with 7 lines (7 most common non-stop words in image title of astronomy picture of the day); x-axis is year, and y-axis is word counts by year.

My submission for #TidyTuesday, Week 3 on Astronomy Picture of the Day. I explore how word counts in title changed by year.

Code: github.com/mitsuoxv/tid...

Boxplot; x-axis is # of countries where the language is spoken, and y-axis is # of native speakers (log-scale).

My submission for #TidyTuesday, Week 2 on The Languages of Africa. I explore the relationship between # of countries where the language is spoken and # of native speakers.

Code: github.com/mitsuoxv/tid...

Arrow chart whose start point is authors born before 1850, and end point is those born after 1850; x-axis is term frequency per 1000 words, and y-axis is words whose tf changed by more than 1/1000.

My submission for #TidyTuesday, Week 52 on Christmas Novels. I explore term frequency changes from authors born before 1850 to those born after 1850.

Code: github.com/mitsuoxv/tid...

Bar charts faceted by 6 macro areas; x-axis is endangerment category, and y-axis is counts of languages.

My submission for #TidyTuesday, Week 51 on the languages of the world. I explore endangerment status distribution by macro area.

Code: github.com/mitsuoxv/tid...

5 maps of roundabouts with more than 4 approaches in Japan

My submission for #TidyTuesday, Week 50 on Roundabouts across the world. I explore roundabouts in Japan.

Code: github.com/mitsuoxv/tid...

Scatter plots faceted by engine type (Petrol, Hybrid and Electric); x-axis is weight in kg, and y-axis is horsepower. 2 seaters are excluded.

My submission for #TidyTuesday, Week 49 on Cars in Qatar. I explore relationship between weight and horsepower of non-2-seater cars by engine type.

Code: github.com/mitsuoxv/tid...

My submission for #TidyTuesday, Week 48 on Can an exploding snowman predict the summer season? I explore possible linear relationship between time elapsed from Boeoegg ignition to explosion and something like temperature, precipitation and sunshine duration.

Code: github.com/mitsuoxv/tid...

Boxplots faceted by 6 score-types; x-axis is income level of country, and y-axis is score.

My submission for #TidyTuesday, Week 47 on Statistical Performance Indicators. I explore scores in 2023 by income level of country.

Code: github.com/mitsuoxv/tid...

Point and line chart to show ratios around one; x-axis is term frequency ration, Holmes over Watson, and y-axis is 13 words with more than 1/100 term frequency in Watson writings.

My submission for #TidyTuesday, Week 46 on The Complete Sherlock Holmes. I explore stop words term frequency ratio, Holmes speakings (in The "Gloria Scott" and The Musgrave Ritual) over Watson writings (in the rest of The Memoirs of Sherlock Holmes).

Code: github.com/mitsuoxv/tid...

Line charts faceted by 6 regions; x-axis is years from 2000 to 2023, and y-axis is TB incidence per 100K. Countries with more than 100 million population only.

My submission for #TidyTuesday, Week 45 on WHO TB Burden Data: Incidence, Mortality, and Population. I explore TB incidence per population change in countries with more than 100 million population.

Code: github.com/mitsuoxv/tid...

Histograms of lead concentration samples faceted by collector (MDEQ or Virgina Tech); x-axis is lead levels in ppb (log-scale), and y-axis is counts. Two removed samples in MDEQ are colored in red. Dashed and dotted lines show mean excluding and including those removed two.

My submission for #TidyTuesday, Week 44 on lead concentration in Flint water samples in 2015. I compare sample distributions by MDEQ and Virginia Tech.

Code: github.com/mitsuoxv/tid...

Line chart of 12 prizes; x-axis is decade, and y-axis is man ration in winners.

My submission for #TidyTuesday, Week 43 on Selected British Literary Prizes (1990-2020). I explore man ratio in winners by prize and decade.

Code: github.com/mitsuoxv/tid...

UK map with 27 points, of which color represents August maximum temperature rise from 1960s to 2020s.

My submission for #TidyTuesday, Week 42 on Historic UK Meteorological & Climate Data. I explore August maximum temperature rise from 1960s to 2020s by station.

Code: github.com/mitsuoxv/tid...

I have updated my Shiny app to show IMF World Economic Outlook database, October 2025.

mitsuoxv.shinyapps.io/imf-weo/

Line chart; x-axis is years from 2005 to 2024, and y-axis is prevalence of undernourishment. 4 lines are low, lower-middle, upper-middle and high income economies.

My submission for #TidyTuesday, Week 41 on World Food Day. I explore undernourishment changes by income-level.

Code: github.com/mitsuoxv/tid...

Scatterplot; x-axis is basketball seasons from 1958 to 2024-25, and y-axis is the championship club.

Correction: I redraw the chart based on the data from Wikipedia.

Scatterplot; x-axis is non-continuous years from 1992 to 2025, and y-axis is the team-city-country which won the title.

My submission for #TidyTuesday, Week 40 on EuroLeague Basketball. I explore which team won the title each year.

Code: github.com/mitsuoxv/tid...

Line chart of 2 lines (one for spring, and the other for fall); x-axis is year (1994-2024), and y-axis is max crane observation in each year-season at Lake Hornbogasjon, Sweden.

My submission for #TidyTuesday, Week 39 on Crane Observations at Lake Hornborgasjon, Sweden (1994-2024). I explore max observation in each season (spring and fall).

Code: github.com/mitsuoxv/tid...

Scatterplots by sex and k factor; x-axis is ratings in August, and y-axis is ratings in September 2025. Each point is colored with year of birth of a player.

My submission for #TidyTuesday, Week 38 on FIDE Chess Player Ratings. I explore rating change from August to September 2025 by sex and k factor.

Code: github.com/mitsuoxv/tid...

Box plots of calories per serving; x-axis is country, and y-axis is calories per serving.

My submission for #TidyTuesday, Week 37 on Allrecipes. I explore calories per serving by country.

Code: github.com/mitsuoxv/tid...

Black Screen or Login Issues (Pop!_OS 22.04 LTS) Are you getting stuck in a login loop, even though your password is correct? Do you see a black screen after you log in?

Ctl+Alt+F5 saved me yesterday, when login screen failed to appear in Pop! OS 22.04. Once in TTY mode, sudo apt update, sudo apt dist-upgrade and sudo reboot. Then login screen appeared as usual.
support.system76.com/articles/log...

Line chart of 3 countries (Singapore, Japan and the US); x-axis is years from 2006 to 2025, and y-axis is ranking of visa free count.

My submission for #TidyTuesday, Week 36 on Henley Passport Index Data. I explore rank changes among top rank countries.

Code: github.com/mitsuoxv/tid...

Bar chart filled with frog tribes; x-axis is # of events, and y-axis is four seasons from spring to winter.

My submission for #TidyTuesday, Week 35 on Australian Frogs. I explore frog tribes by season.

Code: github.com/mitsuoxv/tid...

Bar chart filled with decades to hit Number One; x-axis is # of Number One Songs, and y-axis is top 8 artists.

My submission for #TidyTuesday, Week 34 on Billboard Hot 100 Number Ones. I explore # of Number One Songs by artist.

Code: github.com/mitsuoxv/tid...

A map of Munros in Scotland, 2021.

My submission for #TidyTuesday, Week 33 on Scottish Munros. I try a map of Munros in 2021.

Code: github.com/mitsuoxv/tid...