Data Art & Science Blog – Juan TORRES MUNGUÍA | HUMANITARIAN DATA SCIENTIST

How to build a waffle chart with circle-shaped tiles using {waffle} and {ggplot2} libraries in R?

A publication-ready waffle chart to visualize disease outbreaks in the world

Designing a map to visualize the geographic distribution of pandemic- and epidemic-prone disease outbreaks in 2025

Using {ggplot}, {sf}, and a colorblind alternative

How has the number of persons seeking protection in Germany changed over time?

A stacked area chart using {ggplot2}

Creating a population pyramid to visualize crime victimization by age and sex in Mexico

How to create a population pyramid using {ggplot2} in R

A dot plot of public acceptability of domestic violence in Cambodia between 2005 and 2009

How to use {ggplot2} to create a dot plot to visualize changes over time

Three maps to examine the prevalence of intimate partner violence (IPV) in Cambodia

Developing choropleth maps with {ggplot2}, {sf}, and shapefiles

Working with Humanitarian Exchange Language (HXL) Hashtags

Applying HXL to a global dataset of pandemic- and epidemic-prone disease outbreaks.

Visualizing armed conflict using ACLED’s data and HDX shapefiles

Using {ggplot2} and {tidyverse} to map violence against civilians in the Lake Chad Basin

How to compute and visualize the Standardized Precipitation Index (SPI) for drought analysis

Part 2: Visualizing the SPI for the districts of Somalia using {ggplot2} in R

How to compute and visualize the Standardized Precipitation Index (SPI) for drought analysis

Part 1: A step-by-step guide to calculate the SPI with the {SCI} package in R using data from Somalia at subnational level

Using a tidy approach in R to analyze Mexico’s 2024 ENVIPE

Part 1: Estimating crime prevalence with the {srvyr} package

A waffle chart of disease outbreaks in the world

Using {ggplot2} in R to create a waffle chart to visualize disease outbreaks in the world