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» Random disease on the square grid
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RSA
1998
54views more  RSA 1998»
13 years 5 months ago
Random disease on the square grid
We introduce some generalizations of a nice combinatorial problem, the central notion of which is the so-called Disease Process. Let us color independently each square of an n×n c...
József Balogh, Gábor Pete
ESANN
2006
13 years 6 months ago
Random Forests Feature Selection with K-PLS: Detecting Ischemia from Magnetocardiograms
Random Forests were introduced by Breiman for feature (variable) selection and improved predictions for decision tree models. The resulting model is often superior to AdaBoost and ...
Long Han, Mark J. Embrechts, Boleslaw K. Szymanski...
ICASSP
2009
IEEE
14 years 5 days ago
Compressive spectral estimation for nonstationary random processes
We propose a “compressive” estimator of the Wigner-Ville spectrum (WVS) for time-frequency sparse, underspread, nonstationary random processes. A novel WVS estimator involving...
Alexander Jung, Georg Tauböck, Franz Hlawatsc...
CSC
2008
13 years 6 months ago
On the Random Walks of Geometrical Forms in Two-Dimensions
I show how to design the value of the diffusion constant D for the random walks of Squares and Triangles over their respective regular lattice in two-dimensions. By allowing moveme...
J. F. Nystrom
CAEPIA
2003
Springer
13 years 10 months ago
Generating Random Orthogonal Polygons
Abstract. We propose two different methods for generating random orthogonal polygons with a given number of vertices. One is a polynomial time algorithm and it is supported by a t...
Ana Paula Tomás, António Leslie Baju...