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85
Voted
PAA
2006
15 years 17 days ago
2006
Feature selection aims to choose a feature subset that has the most discriminative information from the original feature set. In practical cases, it is preferable to select a featu...
47
Voted
RC
2006
15 years 16 days ago
2006
Recently, a direct method for outer solution of linear parametric systems has been suggested for the general case where the elements of the system are nonlinear functions of indepe...
98
Voted
COMBINATORICS
1999
15 years 9 days ago
1999
We compute the number of rhombus tilings of a hexagon with sides n, n, N, n, n, N, where two triangles on the symmetry axis touching in one vertex are removed. The case of the comm...
89
Voted
COMBINATORICS
1999
15 years 9 days ago
1999
We show how to count tilings of Aztec diamonds and hexagons with defects using determinants. In several cases these determinants can be evaluated in closed form. In particular, we...
JETAI
2002
15 years 9 days ago
2002
Several algorithms that generate the set of all formal concepts and diagram graphs of concept lattices are considered. Some modifications of wellknown algorithms are proposed. Algo...