Sciweavers

884 search results - page 122 / 177
» Granularity as a Parameter of Context
Sort
View
GLOBECOM
2007
IEEE
14 years 2 months ago
Constrained Stochastic Games in Wireless Networks
—We consider the situation where N nodes share a common access point. With each node i there is an associated buffer and channel state that change in time. Node i dynamically cho...
Eitan Altaian, Konstantin Avrachenkov, Nicolas Bon...
ICC
2007
IEEE
14 years 2 months ago
On the Impact of Ignoring Markovian Channel Memory on the Analysis of Wireless Systems
– Recent wireless measurement studies have revealed the presence of high-order memory in wireless bit-error channels. However, most wireless studies continue to employ the memory...
Syed A. Khayam, Hayder Radha
ISMAR
2007
IEEE
14 years 2 months ago
Laser Pointer Tracking in Projector-Augmented Architectural Environments
We present a system that applies a custom-built pan-tilt-zoom camera for laser-pointer tracking in arbitrary real environments. Once placed in a building environment, it carries o...
Daniel Kurz, Ferry Hantsch, Max Grosse, Alexander ...
WECWIS
2007
IEEE
119views ECommerce» more  WECWIS 2007»
14 years 2 months ago
Towards an Objective Assessment of Centrality Measures in Reputation Systems
Reputation systems facilitate cooperation in open environments. Centrality-based reputation systems use centrality measures to rank individuals, i.e., compute their reputation bas...
Christian von der Weth, Klemens Böhm
ECML
2007
Springer
14 years 1 months ago
Separating Precision and Mean in Dirichlet-Enhanced High-Order Markov Models
Abstract. Robustly estimating the state-transition probabilities of highorder Markov processes is an essential task in many applications such as natural language modeling or protei...
Rikiya Takahashi