Sciweavers

934 search results - page 170 / 187
» Modeling Context-Aware Distributed Knowledge
Sort
View
GIS
2010
ACM
13 years 8 months ago
Decentralized querying of topological relations between regions without using localization
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
Matt Duckham, Myeong Hun Jeong, Sanjiang Li, Joche...
INFOCOM
2010
IEEE
13 years 8 months ago
On the Fundamental Limits of Broadcasting in Wireless Mobile Networks
Abstract—In this paper, we investigate the fundamental properties of broadcasting in mobile wireless networks. In particular, we characterize broadcast capacity and latency of a ...
Giovanni Resta, Paolo Santi
INFOCOM
2011
IEEE
13 years 1 months ago
To preempt or not: Tackling bid and time-based cheating in online spectrum auctions
—Online spectrum auctions offer ample flexibility for bidders to request and obtain spectrum on-the-fly. Such flexibility, however, opens up new vulnerabilities to bidder mani...
Lara B. Deek, Xia Zhou, Kevin C. Almeroth, Haitao ...
PODC
2011
ACM
13 years 21 days ago
Structuring unreliable radio networks
In this paper we study the problem of building a connected dominating set with constant degree (CCDS) in the dual graph radio network model [4,9,10]. This model includes two types...
Keren Censor-Hillel, Seth Gilbert, Fabian Kuhn, Na...
WWW
2004
ACM
14 years 10 months ago
Authoring of learning styles in adaptive hypermedia: problems and solutions
Learning styles, as well as the best ways of responding with corresponding instructional strategies, have been intensively studied in the classical educational (classroom) setting...
Natalia Stash, Alexandra I. Cristea, Paul De Bra