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TMI
2011
182views more  TMI 2011»
14 years 4 months ago
Active Volume Models for Medical Image Segmentation
—In this paper, we propose a novel predictive model, active volume model (AVM), for object boundary extraction. It is a dynamic “object” model whose manifestation includes a ...
Tian Shen, Hongsheng Li, Xiaolei Huang
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NECO
2011
14 years 4 months ago
Collective Stability of Networks of Winner-Take-All Circuits
The neocortex has a remarkably uniform neuronal organization, suggesting that common principles of processing are employed throughout its extent. In particular, the patterns of co...
Ueli Rutishauser, Rodney J. Douglas, Jean-Jacques ...
SIAMNUM
2011
161views more  SIAMNUM 2011»
14 years 4 months ago
A Convergent Finite Volume Scheme for Diffusion on Evolving Surfaces
Abstract. A finite volume scheme for transport and diffusion problems on evolving hypersurfaces is discussed. The underlying motion is assumed to be described by a fixed, not ne...
Martin Lenz, Simplice Firmin Nemadjieu, Martin Rum...
JOC
2010
82views more  JOC 2010»
14 years 4 months ago
A Verifiable Secret Shuffle of Homomorphic Encryptions
Abstract. A shuffle consists of a permutation and re-encryption of a set of input ciphertexts. One application of shuffles is to build mix-nets. We suggest an honest verifier zero-...
Jens Groth
TIT
2010
81views Education» more  TIT 2010»
14 years 4 months ago
Generalizing capacity: new definitions and capacity theorems for composite channels
We consider three capacity definitions for composite channels with channel side information at the receiver. A composite channel consists of a collection of different channels with...
Michelle Effros, Andrea J. Goldsmith, Yifan Liang