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TIFS
2010
137views more  TIFS 2010»
14 years 4 months ago
On the dynamic selection of biometric fusion algorithms
Biometric fusion consolidates the output of multiple biometric classifiers to render a decision about the identity of an individual. We consider the problem of designing a fusion s...
Mayank Vatsa, Richa Singh, Afzel Noore, Arun Ross
ESCIENCE
2007
IEEE
15 years 1 months ago
Grid-Enabling an Efficient Algorithm for Demanding Global Optimization Problems in Genetic Analysis
Abstract. We study the implementation on grid systems of an efficient algorithm for demanding global optimization problems. Specifically, we consider problems arising in the geneti...
Mahen Jayawardena, Sverker Holmgren
FLAIRS
2008
15 years 2 days ago
Extending Nearest Neighbor Classification with Spheres of Confidence
The standard kNN algorithm suffers from two major drawbacks: sensitivity to the parameter value k, i.e., the number of neighbors, and the use of k as a global constant that is ind...
Ulf Johansson, Henrik Boström, Rikard Kö...
TWC
2008
150views more  TWC 2008»
14 years 9 months ago
Combining Beamforming and Space-Time Coding Using Quantized Feedback
We combine space-time coding and transmit beamforming over multiple-antenna quasi-static fading channels using resolution-constrained channel state information at the transmitter ...
Siavash Ekbatani, Hamid Jafarkhani
63
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IAJIT
2010
112views more  IAJIT 2010»
14 years 8 months ago
Variable Rate Steganography in Gray Scale Digital Images Using Neighborhood Pixel Information
: Steganography is the art of hiding the fact that communication is taking place, by hiding information in other information. Security has always been a major concern since time im...
Moazzam Hossain, Sadia Al Haque, Farhana Sharmin