In order to direct and build an effective, secure mobile ecosystem, we must first understand
user attitudes toward security and privacy for smartphones and how they may differ from …

A number of wearable'lifelogging'camera devices have been released recently, allowing
consumers to capture images and other sensor data continuously from a first-person …

The rapid growth of location-based social networks (LBSNs) has greatly enriched people's
urban experience through social media, and attracted increasing number of users in recent …

Feature types play a crucial role in understanding and analyzing geographic information.
Usually, these types are defined, standardized, and controlled by domain experts and cover …

Rapid growth in the usage of location-aware mobile phones has enabled mainstream
adoption of location-sharing services (LSS). Integration with social-networking services …

Contextual information about users is increasingly shared on mobile social networks.
Examples of such information include users' locations, events, activities, and the co …

A large body of research has focused on disclosure policies for controlling information
release in social sharing (eg, location-based) applications. However, less work has …

Location awareness has enabled efficient and accurate geo-localised Internet services.
Mobile apps exploiting these services have changed our way of navigating and searching …

Personal and contextual information are increasingly shared via mobile social networks.
Users' locations, activities and their co-presence can be shared easily with online" friends" …

Widespread deployment of Intelligent Infrastructure and the Internet of Things creates vast
troves of passively-generated data. These data enable new ubiquitous computing …