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ICASSP
2010
IEEE
14 years 11 months ago
Multiantenna spectrum sensing: Detection of spatial correlation among time-series with unknown spectra
One of the key problems in cognitive radio (CR) is the detection of primary activity in order to determine which parts of the spectrum are available for opportunistic access. This...
David Ramírez, Javier Vía, Ignacio S...
GECCO
2004
Springer
131views Optimization» more  GECCO 2004»
15 years 4 months ago
PolyEDA: Combining Estimation of Distribution Algorithms and Linear Inequality Constraints
Estimation of distribution algorithms (EDAs) are population-based heuristic search methods that use probabilistic models of good solutions to guide their search. When applied to co...
Jörn Grahl, Franz Rothlauf
SSR
2001
83views more  SSR 2001»
15 years 14 days ago
Increasing the confidence in off-the-shelf components: a software connector-based approach
The promise of component-based software development is that larger, more complex systems can be built reasonably quickly and reliably from pre-fabricated ("off-the-shelf"...
Marija Mikic-Rakic, Nenad Medvidovic
CVPR
2007
IEEE
16 years 1 months ago
Face Re-Lighting from a Single Image under Harsh Lighting Conditions
In this paper, we present a new method to change the illumination condition of a face image, with unknown face geometry and albedo information. This problem is particularly diffic...
Yang Wang, Zicheng Liu, Gang Hua, Zhen Wen, Zhengy...
ICRA
2007
IEEE
171views Robotics» more  ICRA 2007»
15 years 5 months ago
Visual Servoing by Optimization of a 2D/3D Hybrid Objective Function
— In this paper, we present a new hybrid visual servoing algorithm for robot arm positioning task. Hybrid methods in visual servoing partially combine the 2D and 3D visual inform...
A. H. Abdul Hafez, C. V. Jawahar