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ICDCS
2008
IEEE
14 years 4 months ago
Multi-Site Retrieval of Declustered Data
Declustering techniques reduce query response times through parallel I/O by distributing data among multiple devices. Recently, replication based approaches were proposed to furth...
Ali Saman Tosun
ECIS
2001
13 years 11 months ago
Managing the Resourcing Process in an IT Outsourcing Environment: A Case Example
A case is described of a firm, which decided to develop a new IT system using a mixture of contract or outsourced workers and company employees. The company employees were placed ...
Sue Newell, Marward Maertens
ICASSP
2008
IEEE
14 years 4 months ago
Minimum variance multiplexing of multimedia objects
This paper addresses the problem of simultaneous transmission of multiple multimedia objects (such as images or video sequences) over a bandwidth-limited channel. The trivial stra...
Giuseppe Valenzise, Marco Tagliasacchi, Stefano Tu...
WCNC
2008
IEEE
14 years 4 months ago
Subspace Blind MIMO-OFDM Channel Estimation with Short Averaging Periods: Performance Analysis
—Among all blind channel estimation problems, subspace-based algorithms are attractive due to its fastconverging nature. It primarily exploits the orthogonality structure of the ...
Chao-Cheng Tu, Benoît Champagne
ICC
2007
IEEE
184views Communications» more  ICC 2007»
14 years 4 months ago
Lifetime Improvement of Wireless Sensor Networks by Collaborative Beamforming and Cooperative Transmission
Abstract— Extending network lifetime of battery-operated devices is a key design issue that allows uninterrupted information exchange among distributive nodes in wireless sensor ...
Zhu Han, Harold Vincent Poor