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SIGCOMM
2010
ACM
15 years 3 months ago
Trust no one: a decentralized matching service for privacy in location based services
We propose a new approach to ensure privacy in location based services, without requiring any support from a"trusted" entity. We observe that users of location based ser...
Sharad Jaiswal, Animesh Nandi
GIS
2010
ACM
15 years 1 months ago
Automatic construction and multi-level visualization of semantic trajectories
With the prevalence of GPS-embedded mobile devices, enormous amounts of mobility data are being collected in the form of trajectory - a stream of (x,y,t) points. Such trajectories...
Zhixian Yan, Lazar Spremic, Dipanjan Chakraborty, ...
GIS
2010
ACM
15 years 26 days ago
Using location based social networks for quality-aware participatory data transfer
The sensing systems that monitor physical environments rely on communication infrastructures (wired or wireless) to collect data from the sensors embedded in the environment. Howe...
Houtan Shirani-Mehr, Farnoush Banaei Kashani, Cyru...
IEEEVAST
2010
14 years 9 months ago
Geo-historical context support for information foraging and sensemaking: Conceptual model, implementation, and assessment
Information foraging and sensemaking with heterogeneous information are context-dependent activities. Thus visual analytics tools to support these activities must incorporate cont...
Brian M. Tomaszewski, Alan M. MacEachren
CORR
2012
Springer
227views Education» more  CORR 2012»
13 years 10 months ago
Trajectory and Policy Aware Sender Anonymity in Location Based Services
We consider Location-based Service (LBS) settings, where a LBS provider logs the requests sent by mobile device users over a period of time and later wants to publish/share these ...
Alin Deutsch, Richard Hull, Avinash Vyas, Kevin Ke...