Zhaowen Guo - Data Visualization

10 Graphs about Sentiments in AI News Coverage

Artificial intelligence is not a substitute for human intelligence; it is a tool to amplify human creativity and ingenuity. — Fei-Fei Li

TidyTuesday Data Visualizations

TidyTuesday is a weekly data project that encourages data enthusiasts to practice their skills in data manipulation, visualization, and analysis using R. Each week, a unique dataset is…

Visualizing Racial Justice: Moving Beyond Bar Charts

Gun violence disproportionately and overwhelmingly affects communities of color, resulting in significant racial disparities in exposure to gun violence. To tell stories of racial justice in gun violence, it’s crucial to use compelling visuals. While…

Mapping Green Spaces with OpenStreetMap in R

OpenStreetMap (OSM) is an open-source mapping platform that provides detailed maps of the world. It is built and…

The Calendar of Gun Violence

Despite being a small city, Washington, D.C. has the highest homicide rate among all U.S. states, with 226 deaths and 1330 emergency department visits due to gunshot wounds in 2021. As part of its…

Revisiting Tree Equity Gap: Hexbin or Geofacet?

Last week, I introduced how to visualize disparities in tree equity scores using hexbin maps. Hexbin maps are a useful tool for visualizing dense data points by summarizing them in a compact and understandable format. By grouping data points into hexagonal bins…

Green Space for Everyone? Visualizing Tree Equity Gap

Urban green spaces, such as parks, gardens, and forests, provide numerous benefits in creating livable cities. They help improve air and water quality…