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» Complexity Dimensions and Learnability
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84
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TCS
2002
15 years 10 days ago
The chords' problem
The chords' problem is a variant of an old problem of computational geometry: given a set of points of n , one can easily build the multiset of the distances between the poi...
Alain Daurat, Yan Gérard, Maurice Nivat
99
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RSA
2010
89views more  RSA 2010»
14 years 11 months ago
Some remarks on Betti numbers of random polygon spaces
Polygon spaces like Mℓ = {(u1, · · · , un) ∈ S1 × · · · S1 ; n i=1 liui = 0}/SO(2) or they three dimensional analogues Nℓ play an important rle in geometry and topolo...
Clément Dombry, Christian Mazza
101
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CORR
2010
Springer
221views Education» more  CORR 2010»
14 years 10 months ago
Reduction of Feature Vectors Using Rough Set Theory for Human Face Recognition
In this paper we describe a procedure to reduce the size of the input feature vector. A complex pattern recognition problem like face recognition involves huge dimension of input ...
Debotosh Bhattacharjee, Dipak Kumar Basu, Mita Nas...
DGCI
2006
Springer
15 years 4 months ago
A New 3D Parallel Thinning Scheme Based on Critical Kernels
Critical kernels constitute a general framework settled in the of abstract complexes for the study of parallel thinning in any dimension. We take advantage of the properties of thi...
Gilles Bertrand, Michel Couprie
122
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SYRCODIS
2007
126views Database» more  SYRCODIS 2007»
15 years 1 months ago
Concept Lattice Reduction by Singular Value Decomposition
High complexity of lattice construction algorithms and uneasy way of visualising lattices are two important problems connected with the formal concept analysis. Algorithm complexi...
Václav Snásel, Martin Polovincak, Hu...