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ICC
2007
IEEE
153views Communications» more  ICC 2007»
16 years 24 days ago
A Novel Blind Channel Estimation for CP-Based MIMO OFDM Systems
— In this paper, we consider the problem of blind channel estimation for multi-input, multi-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems via second ord...
Feifei Gao, Wenyuan Wu, Yonghong Zeng, Arumugam Na...
ICC
2007
IEEE
16 years 23 days ago
On the Accuracy of the Gaussian Approximation for Performance Estimation in Optical DPSK Systems with In-Band Crosstalk
The Gaussian approximation is known to be quite accurate for estimating the system performance of an optically pre–amplified on-off keying (OOK) system in the presence of multipl...
Luís G. C. Cancela, João J. O. Pires
VTC
2007
IEEE
143views Communications» more  VTC 2007»
16 years 22 days ago
Ant-Colony-Based Multiuser Detection for MC DS-CDMA Systems
Abstract— In this contribution we present a novel ant colony optimization (ACO) based multi-user detector (MUD) designed for synchronous multi-carrier direct sequence code divisi...
Chong Xu, Lie-Liang Yang, Lajos Hanzo
ATAL
2007
Springer
16 years 19 days ago
Estimating information value in collaborative multi-agent planning systems
This paper addresses the problem of identifying the value of information held by a teammate on a distributed, multi-agent team. It focuses on a distributed scheduling task in whic...
David Sarne, Barbara J. Grosz
EPEW
2007
Springer
16 years 19 days ago
Towards an Automatic Modeling Tool for Observed System Behavior
Current computer systems and communication networks tend to be highly complex, and they typically hide their internal structure from their users. Thus, for selected aspects of capa...
Thomas Begin, Alexandre Brandwajn, Bruno Baynat, B...