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CISS
2007
IEEE
14 years 2 months ago
The Poisson Fading Channel
—In this first paper of a two-part series, a single-user single-input single-output (SISO) shot-noise-limited Poisson channel is considered over which an information signal is t...
Kaushik Chakraborty, Prakash Narayan
GLOBECOM
2007
IEEE
14 years 2 months ago
Spatial Multiplexing in the Multi-User MIMO Downlink Based on Signal-to-Leakage Ratios
Abstract—Spatial multiplexing in the multi-user MIMO (MUMIMO) downlink allows each user in the system to receive multiple data subchannels simultaneously using the same time and ...
Melvin C. H. Lim, Mounir Ghogho, Desmond C. McLern...
IMR
2004
Springer
14 years 1 months ago
Visualizing Mesh Adaptation Metric Tensors
Riemannian metric tensors are used to control the adaptation of meshes for finite element and finite volume computations. To study the numerous metric construction and manipulat...
Ko-Foa Tchon, Julien Dompierre, Marie-Gabrielle Va...
VLDB
2000
ACM
136views Database» more  VLDB 2000»
13 years 11 months ago
Managing Intervals Efficiently in Object-Relational Databases
Modern database applications show a growing demand for efficient and dynamic management of intervals, particularly for temporal and spatial data or for constraint handling. Common...
Hans-Peter Kriegel, Marco Pötke, Thomas Seidl
AAAI
2004
13 years 9 months ago
Low-Knowledge Algorithm Control
This paper addresses the question of allocating computational resources among a set of algorithms in order to achieve the best performance on a scheduling problem instance. Our pr...
Tom Carchrae, J. Christopher Beck