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» A Point in Many Triangles
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WMCSA
2002
IEEE
15 years 11 months ago
Context Aggregation and Dissemination in Ubiquitous Computing Systems
Many “ubiquitous computing” applications need a constant flow of information about their environment to be able to adapt to their changing context. To support these “contex...
Guanling Chen, David Kotz
DCOSS
2010
Springer
15 years 11 months ago
Halo: Managing Node Rendezvous in Opportunistic Sensor Networks
One vision of an opportunistic sensor network (OSN) uses sensor access points (SAPs) to assign mobile sensors with sensing tasks submitted by applications that could be running any...
Shane B. Eisenman, Hong Lu, Andrew T. Campbell
IPMU
2010
Springer
15 years 11 months ago
Plateau Regions: An Implementation Concept for Fuzzy Regions in Spatial Databases and GIS
Abstract. Many geographical applications need to model spatial phenomena with vague or indeterminate boundaries and interiors. A popular paradigm adopted by the GIS community for t...
Virupaksha Kanjilal, Hechen Liu, Markus Schneider
MOBILITY
2009
ACM
15 years 11 months ago
Context adaptative systems based on horizontal architecture for ubiquitous computing
Many adaptative context-aware middleware exist and mostly rely on so-called vertical architectures that offer a functional decomposition for context-awareness. This architecture ...
Nicolas Ferry, Stephane Lavirotte, Jean-Yves Tigli...
GD
2009
Springer
15 years 11 months ago
Removing Independently Even Crossings
We show that cr(G) ≤ 2 iocr(G) 2 settling an open problem of Pach and T´oth [4, 1]. Moreover, iocr(G) = cr(G) if iocr(G) ≤ 2. 1 Crossing Numbers Pach and T´oth point out in ...
Michael J. Pelsmajer, Marcus Schaefer, Daniel Stef...