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Data Dimensionality Reduction Methods for Ordinal Data
Main topics of the document: ordinal data; dimensionality reduction; latent class models; multidimensional scaling; cluster analysis......
BB - Aplikovaná statistika, operační výzkum
- 2011 •
- D
Rok uplatnění
D - Stať ve sborníku
Dimensionality reduction of categorical data: comparison of HCA and CATPCA approaches
Main topics of the document: dimensionality reduction; categorical data; cluster analysis; principal component analysis...
BB - Aplikovaná statistika, operační výzkum
- 2015 •
- D
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D - Stať ve sborníku
Dimensionality Reduction in Boolean Data: Comparison of Four BMF Methods
Main topics of the document: binary data; dimensionality reduction; Boolean factor analysis; matrix decomposition...
BB - Aplikovaná statistika, operační výzkum
- 2015 •
- D •
- Link
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D - Stať ve sborníku
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Application of Data Reduction Method to Viscous Incompressible Fluid Flow
The paper formulates a data reduction methods for flow field of viscous incompressible fluid. The method is then applied to the case of an axially symetric flow....
BK - Mechanika tekutin
- 2000 •
- D
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D - Stať ve sborníku
Range of valid arguments for data reduction method in the steam flow fields
The data reduction method is based on conservation laws and has been developed for an ideal gas. The method is widely adopted in the aerodynamic experimental research. The presented paper shows an attempt to extend this method for s...
JE - Nejaderná energetika, spotřeba a užití energie
- 2014 •
- D •
- Link
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D - Stať ve sborníku
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Data Reduction for Boolean Matrix Factorization Algorithms Based on Formal Concept Analysis
Data size reduction is an important step in many data mining techniques. We present a novel approach based on formal concept analysis to data reduction tailored factors that exactly or approximately explai...
Computer sciences, information science, bioinformathics (hardware development to be 2.2, social aspect to be 5.8)
- 2018 •
- Jimp •
- Link
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Jimp - Článek v periodiku v databázi Web of Science
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A new soft rough set parameter reduction method for an effective decision-making
Decision-making involves several processes such as data pre-processing, data reduction and data selection. In order to assure a valuable solution is made, each of these processes needs to be successfully conducted....
Computer sciences, information science, bioinformathics (hardware development to be 2.2, social aspect to be 5.8)
- 2017 •
- D •
- Link
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D - Stať ve sborníku
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On knowledge structures reduction
Matrix reduction and formal concept analysis are two complementary mathematical tools for data analysis. In this paper we study the reduction of the concept lattices and implication bases based on matrix reduction ...
IN - Informatika
- 2008 •
- D
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D - Stať ve sborníku
Comparison of Classical Dimensionality Reduction Methods with Novel Approach Based on Formal Concept Analysis
Main topics of the document: dimensionality reduction; discrete data; factor analysis; formal concept analysis; matrix decomposition......
BB - Aplikovaná statistika, operační výzkum
- 2011 •
- D •
- Link
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D - Stať ve sborníku
Výsledek na webu
Using frequent closed itemsets for data dimensionality reduction
We address important issues of dimensionality reduction of transactional data sets where the input data consists of lists of transactions, each of them being a finite set of items. The reduction consists in finding...
IN - Informatika
- 2011 •
- D
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D - Stať ve sborníku
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