Storing user friend lists, preferences and messages, online social networks have become a
significant source of sensitive personal information. A recent addition to this space …

Online social networks often involve very large numbers of users who share very large
volumes of content. This content is increasingly being tagged with geo-spatial and temporal …

Geosocial networks and applications, such as Foursquare, Gowalla and Facebook places,
are designed to encourage their users to share their geolocated data. Among all the …

With the current trend of embedding location services within social networks, an ever
growing amount of users' spatiotemporal tracks are being collected and used to generate …

Location based social or geosocial networks (GSNs) have recently emerged as a natural
combination of location based services with online social networks: users register their …

Geo-social networks (GeoSNs) provide context-aware services that help associate location
with users and content. The proliferation of GeoSNs indicates that they're rapidly attracting …

Abstract A GeoSocial Network (GSN) is a social network enhanced with the capability to
associate user data and content with location. This content-location link is getting stronger …

The use of location data has greatly benefited from the availability of location-based
services, the popularity of social networks, and the accessibility of public location data sets …

Profit is the main participation incentive for social network providers. Its reliance on user
profiles, built from a wealth of voluntarily revealed personal information, exposes users to a …

Providing input to targeted advertising, profiling social network users is an important source
of revenue for geosocial networks. Since profiles contain personal information, their …