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SCALESPACE
2009
Springer
14 years 3 months ago
Optimization of Divergences within the Exponential Family for Image Segmentation
In this work, we propose novel results for the optimization of divergences within the framework of region-based active contours. We focus on parametric statistical models where th...
François Lecellier, Stéphanie Jehan-...
CDC
2008
IEEE
134views Control Systems» more  CDC 2008»
14 years 3 months ago
Data-driven precompensator tuning for linear parameter varying systems
— Methods for direct data-driven tuning of the parameters of precompensators for LPV systems are developed. Since the commutativity property is not always satisfied for LPV syst...
Mark Edward John Butcher, Alireza Karimi, Roland L...
WACV
2008
IEEE
14 years 3 months ago
Likelihood Map Fusion for Visual Object Tracking
Visual object tracking can be considered as a figure-ground classification task. In this paper, different features are used to generate a set of likelihood maps for each pixel i...
Zhaozheng Yin, Fatih Porikli, Robert T. Collins
ICC
2007
IEEE
118views Communications» more  ICC 2007»
14 years 3 months ago
A Class of LDPC Erasure Distributions with Closed-Form Threshold Expression
— In this paper, a family of low-density parity-check (LDPC) degree distributions, whose decoding threshold on the binary erasure channel (BEC) admits a simple closed form, is pr...
Enrico Paolini, Marco Chiani
EUROPKI
2007
Springer
14 years 3 months ago
On Partial Anonymity in Secret Sharing
Abstract. Anonymous secret sharing schemes allow a secret to be recovered from shares regardless of the identity of shareholders. Besides being interesting in its own right, this p...
Vanesa Daza, Josep Domingo-Ferrer