Sciweavers

765 search results - page 15 / 153
» Attraction and cooperation in space
Sort
View
TSP
2010
14 years 4 months ago
On the distortion exponents of layered broadcast transmission in multi-relay cooperative networks
In this paper, we consider the transmission of a Gaussian source over a cooperative relay network, and analyze its end-to-end distortion at high signal-to-noise ratio, in terms of ...
Jing Wang, Jie Liang, Sami Muhaidat
IV
2008
IEEE
140views Visualization» more  IV 2008»
15 years 4 months ago
Creating Local Geographies for Map-Based Cyber Navigation
Although Internet and WWW phenomena are often described using spatial metaphors, the commonest means of geographic orientation - the map - is little used in online navigation. Map...
Sabine Cikic, Sabina Jeschke, Fritz Lehmann-Grube
JCST
2010
119views more  JCST 2010»
14 years 8 months ago
Location, Localization, and Localizability
Abstract Location-aware technology spawns numerous unforeseen pervasive applications in a wide range of living, production, commence, and public services. This article provides an ...
Yunhao Liu, Zheng Yang, Xiaoping Wang, Lirong Jian
TWC
2011
291views more  TWC 2011»
14 years 4 months ago
On Optimal Cooperator Selection Policies for Multi-Hop Ad Hoc Networks
Abstract—In this paper we consider wireless cooperative multihop networks, where nodes that have decoded the message at the previous hop cooperate in the transmission toward the ...
Michele Rossi, Cristiano Tapparello, Stefano Tomas...
FUIN
2006
88views more  FUIN 2006»
14 years 9 months ago
Calculi of Approximation Spaces
This paper considers the problem of how to establish calculi of approximation spaces. Approximation spaces considered in the context of rough sets were introduced by Zdzislaw Pawla...
Andrzej Skowron, Jaroslaw Stepaniuk, James F. Pete...