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VTC
2008
IEEE
118views Communications» more  VTC 2008»
15 years 11 months ago
Pre-Equalization for TDD Systems with Imperfect Transceiver Calibration
Abstract—We investigate nonlinear pre-equalization techniques for the downlink of multi-user systems from a transmitter equipped with multiple antennas to non-cooperative single ...
René Habendorf, Gerhard Fettweis
ICASSP
2008
IEEE
15 years 11 months ago
Algebraic visual cryptography scheme for color images
This paper introduces a novel, cost effective visual cryptography scheme suitable for color image transmission over bandwidth constraint channels. Unlike previously proposed schem...
Mohsen Heidarinejad, Amirhossein Alamdar Yazdi, Ko...
TREC
2007
15 years 5 months ago
The University of Amsterdam at the TREC 2007 QA Track
Abstract: In our participation in the TREC 2007 Question Answering (QA) track, we focused on three tasks. First, we processed the new blog corpus and converted it to formats which ...
Katja Hofmann, Valentin Jijkoun, Mahboob Alam Khal...
WICSA
2008
15 years 6 months ago
Using Types to Enforce Architectural Structure
The right software architecture is critical to achieving essential quality attributes, but these qualities are only realized if the program as implemented conforms to its intended...
Jonathan Aldrich
TWC
2008
158views more  TWC 2008»
15 years 4 months ago
Transmission capacity of ad hoc networks with spatial diversity
This paper derives the outage probability and transmission capacity of ad hoc wireless networks with nodes employing multiple antenna diversity techniques, for a general class of ...
Andrew M. Hunter, Jeffrey G. Andrews, Steven Weber