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Boosted by jsonstein@masto.deoan.org ("Jeff Sonstein"):
inthehands@hachyderm.io ("Paul Cantrell") wrote:

…Shotspotter mics are going to detect “shots” wherever you put them. Which means…

…whenever you see a map like this one, you’re not really just seeing a map of where people fired guns; you’re seeing a map of where they put Shotspotter mics. Which means…

…a police dept or city gets to •choose• what the “shots fired” maps looks like by choosing where to place the mics. They decide where the gunshots should be first, then gather the data to match.

3/

MinnPost data: “Here’s where Minneapolis’s ShotSpotter detected shootings in 2014.” Map shows tight clusters of “shootings” in certain neighbors, completely empty in others.