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TMI
2011
147views more  TMI 2011»
15 years 1 months ago
Labeling of Lumbar Discs Using Both Pixel- and Object-Level Features With a Two-Level Probabilistic Model
Abstract—Backbone anatomical structure detection and labeling is a necessary step for various analysis tasks of the vertebral column. Appearance, shape and geometry measurements ...
Raja' S. Alomari, Jason J. Corso, Vipin Chaudhary
JMLR
2010
140views more  JMLR 2010»
15 years 1 months ago
Mean Field Variational Approximation for Continuous-Time Bayesian Networks
Continuous-time Bayesian networks is a natural structured representation language for multicomponent stochastic processes that evolve continuously over time. Despite the compact r...
Ido Cohn, Tal El-Hay, Nir Friedman, Raz Kupferman
TIP
2010
151views more  TIP 2010»
15 years 1 months ago
Camera Scheduling and Energy Allocation for Lifetime Maximization in User-Centric Visual Sensor Networks
We explore camera scheduling and energy allocation strategies for lifetime optimization in image sensor networks. For the application scenarios that we consider, visual coverage ov...
Chao Yu, Gaurav Sharma
TON
2010
113views more  TON 2010»
15 years 1 months ago
Transmit Power Estimation Using Spatially Diverse Measurements Under Wireless Fading
Abstract--Received power measurements at spatially distributed monitors can be usefully exploited to deduce various characteristics of active wireless transmitters. In this paper, ...
Murtaza Zafer, Bongjun Ko, Ivan Wang Hei Ho
ICASSP
2011
IEEE
14 years 10 months ago
Basis Pursuit in sensor networks
Basis Pursuit (BP) finds a minimum ℓ1-norm vector z that satisfies the underdetermined linear system Mz = b, where the matrix M and vector b are given. Lately, BP has attracte...
João F. C. Mota, João M. F. Xavier, ...