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Case Study

COVID-19 Network – Visualizing the Spread of a Global Pandemic

By: THE OHIO LEAGUE

Overview

As the COVID-19 pandemic unfolded, real-time data visualization became essential for understanding transmission patterns. Plotline.us developed an interactive network graph tracking every confirmed case in Singapore from January 24, 2020, to March 23, 2020. The dashboard provided insights into infection sources, demographic trends, and case relationships, offering a dynamic visual representation of the virus’s spread.

View the Dashboard Here

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Key Features & Methodology.

  • Comprehensive Dataset – Tracked cases by gender, age, infection source, and status, leveraging official reports from Singapore’s Ministry of Health (MOH).
  • Network Visualization – Mapped relationships between cases, illustrating how the virus moved through clusters and communities.
  • Animated Growth Timeline – Captured the evolution of the outbreak over time, providing an engaging, data-driven storytelling approach.
  • Technologies Used – Built using React and D3.js, ensuring an intuitive and responsive interactive experience.

Impact & Insights

The COVID-19 Network dashboard transformed raw case data into a visually compelling, actionable tool, helping researchers, policymakers, and the public better grasp transmission dynamics. By combining data visualization with epidemiological tracking, the project showcased the power of interactive storytelling in crisis response.

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