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Climate Digitizer

Kandilli Hackathon, 3rd PlaceMar 2026 - May 2026Co-creator & first author

A citizen-science platform that lets volunteers digitize 115 years (1911-2005) of analog weather charts from Kandilli Observatory by tracing them in the browser. 3rd place at the Kandilli Observatory Citizen Science Hackathon 2026.

Climate Digitizer

Highlights

  • Built the Canvas tracing engine, pixel-to-value calibration and a robust cross-validation pipeline (median consensus, Tukey IQR outliers, leave-one-out scoring)
  • 9.1/10 mean agreement across 13 volunteers and 4 instrument types
  • Presented to the Kandilli Observatory director and the Director General of the Turkish State Meteorological Service; first-authored a 17-page paper