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Example proposal for a location-based COVID-19 contact tracing app: Contacts of individual A (and all individuals using the app) are traced using GPS co-localizations with other app users, supplemented by scanning QR codes displayed on high-traffic public amenities where GPS is too coarse. Individual A requests a SARS-COV-2 test (using the app ...
Fog Reveal is used by local, state and federal law enforcement agencies in the United States, since at least 2018. Documents procured by the Electronic Frontier Foundation through the Freedom of Information Act revealed that FOG Data Science had 40 contracts with "nearly two dozen agencies," including the Dallas Police Department and the Rockingham County, North Carolina sheriff's office. [1]
Tile (stylized as tile) is an American consumer electronics company which produces tracking devices that users can attach to their belongings such as keys and backpacks. A companion mobile app for Android and iOS allows users to track the devices using Bluetooth 4.0 in order to locate lost items or to view their last detected location. [1]
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Mobile phones are personal devices. Asset tracking apps for smart devices had been used as a means of personal tracking and rescues. For example, Find My iPhone is an app and service provided by Apple; it was used in rescuing a missing person in deep ravine from a car accident [3] after other attempts failed.
Download QR code; Print/export ... it was found to be the world's most popular smartphone app, ... Google Maps' location tracking is regarded by some as a ...
The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [6] [7] [8] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...
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