1 Using the GPX file downloaded from the Open GPS tracker, the track of my movement is visualized through grasshopper definition (size and color of bubbles assigned to stops and speed respectively)

https://play.google.com/store/apps/details?id=nl.sogeti.android.gpstracker&hl=en

2 According to the analysis done on the frequency of the tracking points, the type of activity can be determined. After a long day in iaac, I took a bike for some fresh air, walked along the beach, and biked back home. 3Visualization of a street view 4