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Content type: Examples
Sidestepping the need to obtain a search warrant, the US Department of Homeland Security (DHS) has been accessing smartphone location data by buying it from private marketing that typically embed tracker in apps. This data, which maps the movement of millions of cellphones in America, was collected from ordinary cellphone apps, to which users gave access to their location. In this particular instance, it was used by the DHS to search for undocumented immigrants according to the Wall Street…
Content type: Examples
In a sharp drop from the beginning of Canada's lockdown, after two months only one in six Canadians left their home on weekends compared to one in three at the beginning. The marketing company Environics Analytics compiled the report by analysing a database of anonymised location data from 2.3 million mobile phones and looking for people who went at least 100 metres beyond their home postal code for a minimum of 30 minutes on at least one weekend day, and used demographic information tied to…
Content type: Examples
The US Centers for Disease Control and Prevention, in conjunction with local and state governments, are using location data collected by the mobile advertising industry from millions of cellphones in order to better understand how Americans are moving during the COVID-19 pandemic and how those movements affect the spread of the disease. The goal is to create a portal that federal, state, and local officials can use to study geolocation from up to 500 US cities and see which retail…
Content type: Examples
In a widely circulated animated heat map, the geospatial visualisation company Tectonix GEO in partnership with the location technology company X-Mode used the secondary locations of anonymised mobile devices that were active on a single beach in in Ft Lauderdale, FL during spring break to show how the beach-goers fanned out across the US afterwards, potentially carrying infection with them. Although the visualisation was instructive in showing how contagion spreads, it was unclear whether any…