Simon Willison’s Weblog

How Dopplr learns. Dopplr uses global and personal trip histories to disambiguate place names, and your friends’ schedules to help disambiguate dates in airline confirmation emails.

Posted 23rd July 2008 at 4:17 pm

Recent articles

NVIDIA DGX Spark: great hardware, early days for the ecosystem - 14th October 2025
Claude can write complete Datasette plugins now - 8th October 2025
Vibe engineering - 7th October 2025

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