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COCO
2009
Springer
96views Algorithms» more  COCO 2009»
13 years 11 months ago
On the Complexity of Boolean Functions in Different Characteristics
Every Boolean function on n variables can be expressed as a unique multivariate polynomial modulo p for every prime p. In this work, we study how the degree of a function in one c...
Parikshit Gopalan, Shachar Lovett, Amir Shpilka
ICISC
2007
125views Cryptology» more  ICISC 2007»
13 years 9 months ago
A Cryptanalysis of the Double-Round Quadratic Cryptosystem
In the 80’s Matsumoto and Imai [8] proposed public key cryptosystems based on the difficulty of solving systems of polynomials in several variables. Although these first schemes...
Antoine Scemama
CPC
2006
73views more  CPC 2006»
13 years 7 months ago
Feasible Schedules for Rotating Transmissions
Motivated by a scheduling problem that arises in the study of optical networks we prove the following result, which is a variation of a conjecture of Haxell, Wilfong and Winkler. ...
Noga Alon
AUTOMATICA
2005
103views more  AUTOMATICA 2005»
13 years 7 months ago
Periodic signal analysis by maximum likelihood modeling of orbits of nonlinear ODEs
This paper treats a new approach to the problem of periodic signal estimation. The idea is to model the periodic signal as a function of the state of a second-order nonlinear ordi...
Torsten Söderström, Torbjörn Wigren...
TSP
2008
134views more  TSP 2008»
13 years 7 months ago
MIMO Instantaneous Blind Identification Based on Second-Order Temporal Structure
Blind identification is of paramount importance for well-known signal processing problems such as Blind Signal Separation and Direction Of Arrival (DOA) estimation. This paper pre...
Jakob van de Laar, Marc Moonen, Piet C. W. Sommen