SocialSensing
25 (22) Users 230811 unique wifi points detected 287987 unique bluetooth devices detected 25462 unique cell towers Starts: 2008-01-03 07:20:01 (first data: 2003-10-26 10:01:38 - probably erroneous) Ends: 2010-06-15 18:56:03
Collected Bluetooth, WiFi, Cell Towers every 30 seconds
Dataset activity
This dataset seems to be most active from 10 Oct 2008, with activity tapering off over time. A sensible cut-off date seems to be around the end of Nov 2009
Social Sensing Dataset activity, 15mins, hourly, daily, 3 daily, and weekly. Lines showing the most active period
We also find an interesting structure in the contact graph, when we remove some low connected time edges.
Force directed connected time graph for SocialSensing dataset, showing mapping of users to nodes, with low weight edges removed
The structure in this graph does indeed appear to relate to the social structures of the participants.