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INFOCOM
2009
IEEE
14 years 2 months ago
Coalitional Games for Distributed Collaborative Spectrum Sensing in Cognitive Radio Networks
— Collaborative spectrum sensing among secondary users (SUs) in cognitive networks is shown to yield a significant performance improvement. However, there exists an inherent tra...
Walid Saad, Zhu Han, Mérouane Debbah, Are H...
SIGMOD
2004
ACM
142views Database» more  SIGMOD 2004»
14 years 8 months ago
Conditional Selectivity for Statistics on Query Expressions
Cardinality estimation during query optimization relies on simplifying assumptions that usually do not hold in practice. To diminish the impact of inaccurate estimates during opti...
Nicolas Bruno, Surajit Chaudhuri
GRID
2007
Springer
14 years 1 months ago
Meeting virtual organization performance goals through adaptive grid reconfiguration
— In order for Grids to become relied upon for critical infrastructure and reliable scientific computing, Grid-wide management must be automated so that it is possible in quickly...
Zach Hill, Jonathan C. Rowanhill, Anh Nguyen-Tuong...
TMI
1998
137views more  TMI 1998»
13 years 7 months ago
Dynamic Imaging and Tracer Kinetic Modeling for Emission Tomography Using Rotating Detectors
— When performing dynamic studies using emission tomography the tracer distribution changes during acquisition of a single set of projections. This is particularly true for some ...
Chi-Hoi Lau, David Dagan Feng, Brian F. Hutton, Da...
CVPR
2009
IEEE
15 years 2 months ago
Memory-based particle filter for face pose tracking robust under complex dynamics
A novel particle filter, the Memory-based Particle Filter (M-PF), is proposed that can visually track moving objects that have complex dynamics. We aim to realize robustness aga...
Dan Mikami (NTT), Kazuhiro Otsuka (NTT), Junji YAM...