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» Coordination in Pervasive Computing Environments
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VRML
2004
ACM
14 years 1 months ago
Automatic derivation of electronic maps from X3D/VRML worlds
Maps of physical environments and geographical areas are pervasively exploited in many human activities. Electronic maps of virtual worlds have been studied and proven to be usefu...
Lucio Ieronutti, Roberto Ranon, Luca Chittaro
CCS
2008
ACM
13 years 10 months ago
On spatio-temporal constraints and inheritance in role-based access control
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
Liang Chen, Jason Crampton
CSREAPSC
2006
13 years 9 months ago
An Inexact Matching Method Based on Ontology and Semantic Distance for Resource Discovery and Interaction
- To overcome shortcomings of Exact Matching Method (EMM) and Substitute Description Method (SDM), an Inexact Matching Method Based on Ontology and Semantic Distance (OSDIMM) is in...
Tang Shancheng, Qian Yi, Wang Wei
COMCOM
2007
103views more  COMCOM 2007»
13 years 8 months ago
Using event detection latency to evaluate the coverage of a wireless sensor network
A wireless sensor network (WSN) consists of many tiny and low-power devices deployed in a sensing field. One of the major tasks of a WSN is to monitor the surrounding environment...
You-Chiun Wang, Kai-Yang Cheng, Yu-Chee Tseng
PAMI
2007
197views more  PAMI 2007»
13 years 7 months ago
A Lattice-Based MRF Model for Dynamic Near-Regular Texture Tracking
—A near-regular texture (NRT) is a geometric and photometric deformation from its regular origin—a congruent wallpaper pattern formed by 2D translations of a single tile. A dyn...
Wen-Chieh Lin, Yanxi Liu