Website: https://com-480-data-visualization.github.io/DaViz/

Olympic History Explorer

Olympic History Explorer is an interactive web application developed as part of the COM-480 Data Visualization course at EPFL. It offers comprehensive visualizations of Olympic Games data from 1896 to 2016, highlighting athlete performances, national participation, and medal trends.

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Technical Overview

Project Structure

The repository is organized as follows:

.
├── assets/                 # Images and other assets
├── data/                   # Processed datasets
├── docs/                   # Documentation and reports
│   ├── olympic_data.json
│   ├── style.css
│   └── script.js
├── Milestone 3/                   
│   ├── Process book.pdf
│   ├── video.mp4       
├── fullscreen_map/         # Fullscreen map visualization
├── fullscreen_map_3D/      # 3D map visualization
├── index.html              # Entry point of the website
├── leaflet-heat.js         # Leaflet heatmap plugin
├── Milestone 1.pdf
├── Milestone 2.pdf
├── process_olympic_data.py # Data preprocessing script
└── README.md               # Project documentation

Technologies Used

• Frontend: HTML5, CSS3, JavaScript

• Libraries:

  • D3.js for dynamic and interactive data visualizations
  • Leaflet for interactive maps
  • Leaflet.heat for heatmap layers
  • Globe.gl for 3D globe visualizations
  • Chart.js for charting and data representation

• Data Processing:

  • Python for data preprocessing (process_olympic_data.py)

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Intended Usage

The Olympic History Explorer is intended for users interested in historical Olympic data. It provides interactive visual insights into athlete demographics, medal distributions, and country performance over time. Suitable for educators, students, sports enthusiasts, and data analysts.

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Team

• Dmitry Teploukhov (339647)
• Tuan Dang Nguyen (361089)
• Kokkalera Yaash Nachappa (403860)

For more details, visit the Olympic History Explorer.