We used some high tech yesterday to locate the subjects of a search, but the real credit goes to calling for help early!
People don’t know how to make their smart phone show their location, so I created a service that lets SAR track a person’s location via their smart phone.
After many years of development, my mapping project TrueNorth is in beta testing.
It can be hazardous when a bad user interface makes people believe something is exact when it’s an estimate, or even worse, a guess.
A known GPS dilution of accuracy event will occur tomorrow (January 16) from 14:15 to 14:45 local time.
People are still under the impression a Smart Phone can replace a GPS in the wilderness, and they’re still wrong.
This year I gave a presentation titled “Best Practices in Managing Geospatial Data for SAR Teams”
Measuring the accuracy of a Smartphone GPS, showing that it is signifcantly less accurate than a wilderness GPS
How to calculate the accuracy of your own GPS
Your GPS is lying or, at the very least, you’re probably misinterpreting what it’s saying