Sciweavers

2097 search results - page 328 / 420
» Distributed user modelling for universal information access
Sort
View
JSAC
2008
90views more  JSAC 2008»
15 years 4 months ago
Limited feedback schemes for downlink OFDMA based on sub-channel groups
Abstract--In a downlink Orthogonal Frequency Division Multiple Access (OFDMA) system, optimally allocating sub-channels across mobile users can require excessive feedback of channe...
Jieying Chen, Randall A. Berry, Michael L. Honig
SAC
2005
ACM
15 years 10 months ago
MoCha-pi, an exogenous coordination calculus based on mobile channels
In this paper we present MoCha-π, an exogenous coordination calculus that is based on mobile channels. A mobile channel is a coordination primitive that allows anonymous point-to...
Juan Guillen Scholten, Farhad Arbab, Frank S. de B...
CGF
2008
105views more  CGF 2008»
15 years 4 months ago
Curvature-Domain Shape Processing
We propose a framework for 3D geometry processing that provides direct access to surface curvature to facilitate advanced shape editing, filtering, and synthesis algorithms. The c...
Michael Eigensatz, Robert W. Sumner, Mark Pauly
JUCS
2008
177views more  JUCS 2008»
15 years 4 months ago
An Improved Multi-Agent Simulation Methodology for Modelling and Evaluating Wireless Communication Systems Resource Allocation A
: Multi-Agent Systems (MAS) constitute a well known approach in modelling dynamical real world systems. Recently, this technology has been applied to Wireless Communication Systems...
P. M. Papazoglou, Dimitris A. Karras, Rallis C. Pa...
SIGIR
2009
ACM
15 years 11 months ago
Fast nonparametric matrix factorization for large-scale collaborative filtering
With the sheer growth of online user data, it becomes challenging to develop preference learning algorithms that are sufficiently flexible in modeling but also affordable in com...
Kai Yu, Shenghuo Zhu, John D. Lafferty, Yihong Gon...