chrisw
Active Member
TransitApp introduces undergound tracking that even works with weak GPS. It even works offline with a lightweight model.
The main solution is using acceleration data, turning it to frequency data. Generally, when the train is moving it's 5Hz and 2Hz while walking.
blog.transitapp.com
The main solution is using acceleration data, turning it to frequency data. Generally, when the train is moving it's 5Hz and 2Hz while walking.
Transit | No GPS required: our app can now locate underground trains
Bad service in the subway? Transit's offline motion detection shows where you are between stations, and reminds you when your stop’s up next




