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ENVSOFT
2006
120views more  ENVSOFT 2006»
13 years 7 months ago
Improving the analyses of nestedness for large sets of matrices
Nestedness is a property of binary matrices of ecological data and quantified by the matrix's temperature, T. The program widely used to calculate T is Nestedness Temperature...
Paulo R. Guimarães Jr., Paulo Guimarã...
IDA
2009
Springer
13 years 12 months ago
Distributed Algorithm for Computing Formal Concepts Using Map-Reduce Framework
Searching for interesting patterns in binary matrices plays an important role in data mining and, in particular, in formal concept analysis and related disciplines. Several algorit...
Petr Krajca, Vilém Vychodil
ICFCA
2009
Springer
14 years 2 months ago
Factor Analysis of Incidence Data via Novel Decomposition of Matrices
Matrix decomposition methods provide representations of an object-variable data matrix by a product of two different matrices, one describing relationship between objects and hidd...
Radim Belohlávek, Vilém Vychodil
KDD
2008
ACM
157views Data Mining» more  KDD 2008»
14 years 7 months ago
Banded structure in binary matrices
Gemma C. Garriga, Esa Junttila, Heikki Mannila