Archive for category GPS
Get your phone GPS data into a GIS format
Posted by Micha Silver in GIS, GPS, Spatialite on 16/05/2013
Nearly every new phone or tablet these days comes GPS enabled. And you can choose any of a slew of apps to capture GPS waypoints and tracks. But how do you get these data into a GIS system? Several apps save the GPS data into an sqlite database, so using Spatialite to convert the locations to spatial layers is a piece of cake.
Read the rest of this entry »
Manipulating GPS tracks in Spatialite
Posted by Micha Silver in GIS, GPS, Mountain Biking, Spatialite on 17/07/2012
I returned from a short bike outing with my ride captured as a GPS track. Along the way, I also grabbed the rest stops as waypoints. Both of these were downloaded from the GPS as *.gpx files. So I have tracks.gpx and waypoints.gpx. Now I want to push these layers straight into Spatialite, and do some calculations.
Read the rest of this entry »
Get your GPS locations into Spatialite
Posted by Micha Silver in GIS, GPS, Open Source, Spatialite on 31/08/2011
Spatialite, built on the shoulders of the popular sqlite single-file database, offers a broad feature set of GIS analysis tools. Getting data into a spatialite database is a snap when you’re starting from a shapefile. But what about GPS data. Here’s a few tips on how to upload data from the standard “GPX” format into a spatialite DB.