Monitoring markets from space

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Aaditeshwar Seth

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Jul 6, 2026, 8:33:50 AM (9 days ago) Jul 6
to learning, ac...@googlegroups.com, CoRE stack: NRM, CoRE Stack

A very cool procedure to detect weekly haats. They use 3m Planet imagery which is available every 30 hours or so to detect places which see a very regular weekly activity pattern. A range of methods starting with using OSM roads to some Sentinel-2 screening signals is used to narrow down potential market sites, for which Planet imagery is then analyzed. 

They've mapped several markets in Odisha: https://market-activity.net/

Adi

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Aaditeshwar Seth
Microsoft Chair Professor, Computer Science and Engineering, IIT Delhi
Co-founder, Gram Vaani; Co-founder, CoRE Stack
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