Sciweavers

3092 search results - page 44 / 619
» Where are you pointing
Sort
View
GLOBECOM
2010
IEEE
13 years 6 months ago
Energy Saving Performance Comparison of Coordinated Multi-Point Transmission and Wireless Relaying
Currently, two cooperative transmission strategies, Coordinated Multi-Point (CoMP) Transmission and wireless relaying, are expected to be deployed in future cellular systems to imp...
Dongxu Cao, Sheng Zhou, Chao Zhang, Zhisheng Niu
EUROCRYPT
2005
Springer
14 years 2 months ago
Floating-Point LLL Revisited
The Lenstra-Lenstra-Lov´asz lattice basis reduction algorithm (LLL or L3 ) is a very popular tool in public-key cryptanalysis and in many other fields. Given an integer d-dimensi...
Phong Q. Nguyen, Damien Stehlé
CP
2005
Springer
14 years 2 months ago
From Linear Relaxations to Global Constraint Propagation
We present a method for propagating linear constraints. Our technique exploits the fact that the interior point method converges on a central point of the polytope. A variable assi...
Claude-Guy Quimper, Alejandro López-Ortiz
PERCOM
2008
ACM
14 years 8 months ago
An Algorithm for Distributed Beacon Selection
This paper investigates wireless sensor networks where a small percentage of nodes are assumed to know their location a priori. These reference nodes enable absolute localization ...
Dominik Lieckfeldt, Jiaxi You, Dirk Timmermann
MHCI
2009
Springer
14 years 3 months ago
Kartta: extracting landmarks near personalized points-of-interest from user generated content
Most mobile navigation systems focus on answering the question, “I know where I want to go, now can you show me exactly how to get there?” While this approach works well for m...
Arttu Perttula, Scott Carter, Laurent Denoue