Sciweavers

7289 search results - page 4 / 1458
» A Dependent Set Theory
Sort
View
FUZZIEEE
2007
IEEE
14 years 2 months ago
Distance Measure Assisted Rough Set Feature Selection
Abstract— Feature Selection (FS) is a technique for dimensionality reduction. Its aims are to select a subset of the original features of a dataset which are rich in the most use...
Neil MacParthalain, Qiang Shen, Richard Jensen
APAL
2010
123views more  APAL 2010»
13 years 5 months ago
Classical descriptive set theory as a refinement of effective descriptive set theory
The (effective) Suslin-Kleene Theorem is obtained as a corollary of a standard proof of the classical Suslin Theorem, by noticing that it is mostly constructive and applying to it...
Yiannis N. Moschovakis
JSYML
2007
79views more  JSYML 2007»
13 years 7 months ago
Models of non-well-founded sets via an indexed final coalgebra theorem
The paper uses the formalism of indexed categories to recover the proof of a standard final coalgebra theorem, thus showing existence of final coalgebras for a special class of ...
Federico De Marchi, Benno van den Berg
AEPIA
2002
159views more  AEPIA 2002»
13 years 7 months ago
Analysing Rough Sets weighting methods for Case-Based Reasoning Systems
Case-Based Reasoning systems retrieve cases using a similarity function based on the K-NN or some derivatives. These functions are sensitive to irrelevant, interacting or noisy fe...
Maria Salamó, Elisabet Golobardes
SIAMAM
2002
122views more  SIAMAM 2002»
13 years 7 months ago
A Level Set Method for Anisotropic Geometric Diffusion in 3D Image Processing
A new morphological multiscale method in 3D image processing is presented which combines the image processing methodology based on nonlinear diffusion equations and the theory of g...
Martin Rumpf, Tobias Preußer