Results 71 to 80 of about 55,867 (209)

Generalized Fuzzy Torus and its Modular Properties [PDF]

open access: yes, 2013
We consider a generalization of the basic fuzzy torus to a fuzzy torus with non-trivial modular parameter, based on a finite matrix algebra. We discuss the modular properties of this fuzzy torus, and compute the matrix Laplacian for a scalar field.
Schreivogl, Paul, Steinacker, Harold
core   +5 more sources

DATA MINING USING FUZZY METHOD FOR CUSTOMER RELATIONSHIP MANAGEMENT IN RETAIL INDUSTRY

open access: yesLontar Komputer, 2015
A problem that appears in a retail industry with a great quantity of customers is how to identify potential customers. A retail industry could identify their best customer through customer segmentation by applying data miningand customer relationship ...
Yohana Nugraheni
doaj  

PENDEKATAN ALGORITMA GENETIKA DALAM MENYELESAIKAN PERMASALAHAN FUZZY LINEAR PROGRAMMING

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2011
Fuzzy linear programming is one of the linear programming developments which able to accommodate uncertainty in the real world. Genetic algorithm approach in solving linear programming problems with fuzzy constraints has been introduced by Lin (2008) by ...
Siska Dewi Lestari, Subanar Subanar
doaj   +1 more source

Variable grouping in multivariate time series via correlation [PDF]

open access: yes, 2001
The decomposition of high-dimensional multivariate time series (MTS) into a number of low-dimensional MTS is a useful but challenging task because the number of possible dependencies between variables is likely to be huge.
Liu, X, Swift, S, Tucker, A
core   +1 more source

Fuzzy Measures and the Entropy of Fuzzy Partitions

open access: yesJournal of Mathematical Analysis and Applications, 1993
The author defines an entropy of a fuzzy partition and proves some basic properties of it. His aim is to get such properties which are very similar to analogous properties for the entropy of probability measures. Therefore, the consideration must be restricted to bounded-sum-union and bounded-product-intersection of fuzzy sets (only in this case a ...
openaire   +2 more sources

Possibilistic clustering for shape recognition [PDF]

open access: yes
Clustering methods have been used extensively in computer vision and pattern recognition. Fuzzy clustering has been shown to be advantageous over crisp (or traditional) clustering in that total commitment of a vector to a given class is not required at ...
Keller, James M., Krishnapuram, Raghu
core   +1 more source

The role of human factors in stereotyping behavior and perception of digital library users: A robust clustering approach [PDF]

open access: yes, 2007
To deliver effective personalization for digital library users, it is necessary to identify which human factors are most relevant in determining the behavior and perception of these users.
Chen, SY   +3 more
core   +1 more source

Fuzzy Systems Based on Regular Vague Partitions and Their Approximation Properties [PDF]

open access: yesJisuanji kexue
This paper is devoted to investigating the approximation problem of fuzzy systems based on different fuzzy basis functions.Firstly,the multi-dimensional regular vague partitions are established based on one-dimensional regular vague partitions and ...
PENG Xiaoyu, PAN Xiaodong, SHEN Hanhan, HE Hongmei
doaj   +1 more source

Evaluating aggregate functions on possibilistic data [PDF]

open access: yes, 1989
The need for extending information management systems to handle the imprecision of information found in the real world has been recognized. Fuzzy set theory together with possibility theory represent a uniform framework for extending the relational ...
Bic, Lubomir, Rundensteiner, Elke A
core  

Review of modern numerical methods for a simple vanilla option pricing problem [PDF]

open access: yes, 2018
Option pricing is a very attractive issue of financial engineering and optimization. The problem of determining the fair price of an option arises from the assumptions made under a given financial market model.
Holčapek, Michal   +4 more
core   +1 more source

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