نتایج جستجو برای: fuzzy cognitive map

تعداد نتایج: 522494  

2013
Surapati Pramanik Vasantha Kandasamy

In this paper, we studied the problems faced by construction workers in West Bengal in order to find its solutions using neutrosophic cognitive maps, which is the generalization of fuzzy cognitive maps. Florentin Smarandache and Vasantha Kandasamy studied neutrosophic cognitive map which is an extension of fuzzy cognitive map by incorporating indeterminacy. Construction sector plays a major rol...

2007
Le Thi Hoai An Le Hoai Minh Tao Pham Dinh

Résumé. Dans cet article, nous nous intéressons à Fuzzy C-Means (FCM), une technique très connue pour la classification floue. Nous proposons un algorithme efficace basé sur la programmation DC (Difference of Convexe functions) et DCA (DC Algorithm) pour résoudre ce problème. Les expériences numériques comparatives avec l’algorithme standard FCM sur les données réelles montrent la robustesse, l...

Journal: :Computers & Mathematics with Applications 2012
Nils Zander Stefan Kollmannsberger Martin Ruess Zohar Yosibash Ernst Rank

The recently introduced Finite Cell Method (FCM) combines the fictitious domain idea with the benefits of high-order Finite Elements. While previous publications concentrated on single-field applications, this paper demonstrates that the advantages of the method carry over to the multi-physical context of linear thermoelasticity. The ability of the method to converge with exponential rates is i...

2015
Matthew R. Gormley Mo Yu Mark Dredze

Compositional embedding models build a representation (or embedding) for a linguistic structure based on its component word embeddings. We propose a Feature-rich Compositional Embedding Model (FCM) for relation extraction that is expressive, generalizes to new domains, and is easy-to-implement. The key idea is to combine both (unlexicalized) handcrafted features with learned word embeddings. Th...

1999
Sergio López García Luis Magdalena Juan R. Velasco

One of the main drawbacks of the FCM clustering algorithm is that it does not calculate the suitable number of clusters. This paper presents a method to solve this problem, by means of an equalization function (using uniform data) for the FCM functional J. The results for 2 and 3 dimensional data tests are also presented.

Journal: :Expert Syst. Appl. 2013
Michalis Glykas

This paper elaborates on the application of Fuzzy Cognitive Maps (FCMs) in strategy maps (SMs). The limitations of the Balanced Scorecards (BSCs) and SMs are first discussed and analyzed. The need for simulated scenario based SMs is discussed and the use of FCMs as one of the best alternatives is presented. A software tool for the development, simulation and analysis of FCM based SMs is also pr...

2013
Dimitris Kardaras Xenia J. Mamakou Bill Karakostas George Gkourakoukis

E-tourism services open up new opportunities for businesses to expand and when possible to gain completive advantage. Dynamic pricing is an area of interest for both researchers and professionals. It’s the process of price specification in a way that best suits a tourism organization under certain circumstances that reflect its competitive environment. Many research studies have addressed dynam...

2016
Rafael Caldas Yabing Hu Fernando Buarque de Lima Neto Bernd Markert

Human gait corresponds to the physiological way of locomotion, which can be affected by several injuries. Thus, gait analysis plays an important role in observing kinematic and kinetic parameters of the joints involved with such movement pattern. Due to the complexity of such analysis, this paper explores the performance of two adaptive methods, Fuzzy c-means (FCM) and Self-organizing maps (SOM...

Journal: :Biomedical and Pharmacology Journal 2017

Journal: :Journal of Intelligent and Fuzzy Systems 2013
Hadi Mahdipour Hossein-Abad Morteza Khademi Hadi Sadoghi Yazdi

Many variants of fuzzy c-means (FCM) clustering method are applied to crisp numbers but only a few of them are extended to non-crisp numbers, mainly due to the fact that the latter needs complicated equations and exhausting calculations. Vector form of fuzzy c-means (VFCM), proposed in this paper, simplifies the FCM clustering method applying to non-crisp (symbolic interval and fuzzy) numbers. ...

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