Results 71 to 80 of about 77,667 (184)

Fuzzy Entropy Used for Predictive Analytics

open access: yes2015 IEEE International Conference on Fuzzy Systems (FUZZ-IEEE), 2015
Process interruptions in (very) large production systems are difficult to deal with. Modern processes are highly automated; data is collected with sensor technology that forms a big data context and offers challenges to identify coming failures from the very large sets of data. Feature selection is intended to reduce the complexity of identifying cases
Carlsson Christer   +3 more
openaire   +1 more source

Natural gas based on combined fuzzy TOPSIS technique and entropy

open access: yesHeliyon
In the present study we have presented the notion of FUZZY BAYESIAN DECISION TECHNIQUE and combined the idea of the Fuzzy TOPSIS technique and entropy. We define the new ideas of fuzzy TOPSIS technique and entropy.
Aliya Fahmi   +3 more
doaj   +1 more source

Identification of Greek Orthodox Church Chants Using Fuzzy Entropy

open access: yesComputers
In this work, a comparison of Greek Orthodox religious chants is performed using fuzzy entropy. Using a dataset of chant performances, each recitation is segmented into overlapping time windows, and the fuzzy entropy of each window in the frequency ...
Lazaros Moysis   +9 more
doaj   +1 more source

Fuzzy 2-partition entropy threshold selection based on Big Bang–Big Crunch Optimization algorithm

open access: yesEgyptian Informatics Journal, 2015
The fuzzy 2-partition entropy approach has been widely used to select threshold value for image segmenting. This approach used two parameterized fuzzy membership functions to form a fuzzy 2-partition of the image.
Baljit Singh Khehra   +2 more
doaj   +1 more source

Fuzziness and Funds Allocation in Portfolio Optimization [PDF]

open access: yes, 2002
Each individual investor is different, with different financial goals, different levels of risk tolerance and different personal preferences. From the point of view of investment management, these characteristics are often defined as objectives and ...
Florentin Smar   +3 more
core  

Modeling and Recognition of Smart Grid Faults by a Combined Approach of Dissimilarity Learning and One-Class Classification

open access: yes, 2014
Detecting faults in electrical power grids is of paramount importance, either from the electricity operator and consumer viewpoints. Modern electric power grids (smart grids) are equipped with smart sensors that allow to gather real-time information ...
De Santis, Enrico   +3 more
core   +1 more source

Information Entropy and Co–entropy of Crisp and Fuzzy Granulations [PDF]

open access: yes, 2007
The standard approach to information entropy applied to partitions of a universe is equivalently formulated as the entropy of the corresponding crisp identity resolutions, interpreted as crisp granulations, by the corresponding characteristic functionals. Moreover, in this crisp context the co---entropy notion is introduced.
Bianucci, D   +2 more
openaire   +2 more sources

Non-interactive fuzzy private matching [PDF]

open access: yes, 2007
Two fuzzy private matching protocols are introduced to allow a client to securely compare a list of words to a server list, and discover only those words on the server list that are similar to his, while the server learns nothing.
Doumen, J.M.
core   +1 more source

A Study on Fuzzy Systems

open access: yes, 2012
We use princiles of fuzzy logic to develop a general model representing several processes in a system's operation characterized by a degree of vagueness and/or uncertainy.
Voskoglou, Michael Gr.
core   +1 more source

Integration of fuzzy Shannon’s entropy with fuzzy TOPSIS for industrial robotic system section [PDF]

open access: yes, 2012
Purpose: The aim of this study is applying a new method for Industrial robotic system selection. Design/methodology/approach: In this paper, the weights of each criterion are calculated using fuzzy Shannon’s Entropy.
Chaghooshi, Ahmad Jafarnejad   +2 more
core  

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