From this thread, one of the listed requirements is:
This is the most graspable item on the list [as a developer], so I wanted to start a thread to gather what exactly the shopping list of data to passively collect is.Quote:
Passively, crowd source collected map data
As a trivial starting point, I would say:
1) The raw sentences collected from the gps receiver. Actually parsing them on the server is probably unnecessarily expensive, so I am inclined to try to convert them to...
2) position/heading/velocity. Individual clients could convert the data to something more useful [such as these values] before uploading them. It'd reduce strain on the server, and most clients will presumably already have the capability to do this.