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HICSS
2008
IEEE
132views Biometrics» more  HICSS 2008»
13 years 11 months ago
Monitoring of Power System Dynamic Behavior Using Characteristic Ellipsoid Method
The potential uses of the sub-second GPSsynchronized phasor data collected from various locations within an electric power system promise endless benefits for the applications tar...
Yuri V. Makarov, Carl H. Miller, Tony B. Nguyen
CHI
2007
ACM
14 years 5 months ago
The VVIP system: encouraging the use of public transport in Edinburgh
This article is concerned with the encouragement and promotion of the use of buses in Edinburgh, especially among visually impaired users and tourists / migrant workers. The repor...
Darren James Thomson, Marius Gylseth, Robert McGar...
SIGMOD
2008
ACM
188views Database» more  SIGMOD 2008»
14 years 5 months ago
HERMES: aggregative LBS via a trajectory DB engine
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
Nikos Pelekis, Elias Frentzos, Nikos Giatrakos, Ya...
APWEB
2006
Springer
13 years 9 months ago
Efficient Dynamic Traffic Navigation with Hierarchical Aggregation Tree
Nowadays, the rapid advances in wireless communications, positioning techniques and mobile devices enable location based service such as dynamic traffic navigation. Yet, it is a ch...
Yun Bai, Yanyan Guo, Xiaofeng Meng, Tao Wan, Karin...
SACMAT
2010
ACM
13 years 3 months ago
Enforcing spatial constraints for mobile RBAC systems
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
Michael S. Kirkpatrick, Elisa Bertino