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TIT
2010
97views Education» more  TIT 2010»
14 years 7 months ago
Periodic orbits and equilibria in glass models for gene regulatory networks
Abstract--Glass models are frequently used to model gene regulatory networks. A distinct feature of the Glass model is that its dynamics can be formalized as paths through multi-di...
Igor Zinovik, Yury Chebiryak, Daniel Kroening
TOC
2010
147views Management» more  TOC 2010»
14 years 7 months ago
Quantum Expanders: Motivation and Construction
: We define quantum expanders in a natural way and give two constructions of quantum expanders, both based on classical expander constructions. The first construction is algebraic,...
Avraham Ben-Aroya, Oded Schwartz, Amnon Ta-Shma
111
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ICASSP
2011
IEEE
14 years 4 months ago
Sparse graphical modeling of piecewise-stationary time series
Graphical models are useful for capturing interdependencies of statistical variables in various fields. Estimating parameters describing sparse graphical models of stationary mul...
Daniele Angelosante, Georgios B. Giannakis
ICASSP
2011
IEEE
14 years 4 months ago
Contour-based hidden Markov model to segment 2D ultrasound images
The segmentation of ultrasound images is challenging due to the difficulty of appropriate modeling of their appearance variations including speckle as well as signal dropout. We ...
Xiaoning Qian, Byung-Jun Yoon
INFOCOM
2011
IEEE
14 years 4 months ago
Spherical representation and polyhedron routing for load balancing in wireless sensor networks
—In this paper we address the problem of scalable and load balanced routing for wireless sensor networks. Motivated by the analog of the continuous setting that geodesic routing ...
Xiaokang Yu, Xiaomeng Ban, Wei Zeng, Rik Sarkar, X...
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