US Patent 10902072 Indirect crowdsourcing by associating data from multiple data sources

A computer-implemented method includes: receiving, by a computing device, information identifying the presence of a crowdsourcing event; receiving, by a computing device, indirect crowdsourcing data including user device activity from a plurality of user devices within a geofence associated with the crowdsourcing event; generating, by the computing device, indirect crowdsourcing data records based on the indirect crowdsourcing data; receiving, by the computing device, a query relating to the crowdsourcing event; generating, by the computing device, a query response in response to the query based on the indirect crowdsourcing data records; and providing by the computing device, the query response.