نتایج جستجو برای: fuzzy random utility model

تعداد نتایج: 2473750  

Journal: :International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems 2002
Pedro Miranda Michel Grabisch Pedro Gil

Fuzzy measures are a generalization of probability measures for which additivity is removed and monotonicity is imposed instead. These measures have become a powerful tool in Decision Theory (see e.g. 12, the work of Schmeidler 21 and 3); moreover, the Choquet Expected Utility model generalizes the Expected Utility one, and this model offers a simple theoretical foundation for explaining phenom...

Journal: :amirkabir international journal of electrical & electronics engineering 2015
a. sheikhlar m. zarghami a. fakharian m. b. menhaj

this paper presents a delay compensator fuzzy control for trajectory tracking of omni-directional mobile robots. fuzzy logic control (flc) of the robots is a suitable strategy for dealing with model uncertainties, nonlinearities and disturbances.  on the other hand, in many robotic applications such as mobile robots, delay phenomenon is able to substantially deteriorate the behavior of system's...

Journal: :Computational Statistics & Data Analysis 2006
Miguel López-Díaz Dan A. Ralescu

The concept of fuzzy random variable has been shown to be as a valuable model for handling fuzzy data in statistical problems. The theory of fuzzy-valued random elements provides a suitable formalization for the management of fuzzy data in the probabilistic setting. A concise overview of fuzzy random variables, focussed on the crucial aspects for data analysis, is presented. © 2006 Elsevier B.V...

Journal: :journal of mahani mathematical research center 0
alireza arabpour department of statistics, faculty of mathematics and computer, shahid bahonar university of kerman, kerman, iran. marzei amini department of statistics, faculty of mathematics and computer, shahid bahonar university of kerman, kerman, iran.

a weighted linear regression model with impercise response and p-real explanatory variables is analyzed. the lr fuzzy random variable is introduced and a metric is suggested for coping with this kind of variables. a least square solution for estimating the parameters of the model is derived. the result are illustrated by the means of some case studies.

Several practical problems of hypotheses testing can be under a general linear model analysis of variance which would be examined. In analysis of variance, when the response random variable Y , has linear relationship with several random variables X, another important model as analysis of covariance can be used. In this paper, assuming that Y is fuzzy and using DLR metric, a method for testing ...

Journal: :Econometrica 2019

2001
Gianni Betti Antonella D’Agostino Laura Neri

This work is related to the studying of poverty dynamics and the analysis of the socio-demographic factors influencing it. We have chosen a fuzzy and multidimmensional approach in order to define two different poverty measures. A panel regression model has been estimated and particular attention has been paid to the treatment of the unobservable heterogeneity among longitudial units. The specif...

2009
Yuji YOSHIDA

A risk-minimizing portfolio model under uncertainty with randomness and fuzziness is discussed. By a perception-based extension of estimations for fuzzy random variables, the risk-minimizing portfolio problem is developed. In the uncertainty model, the randomness and fuzziness are evaluated respectively by the probabilistic expectation and mean values with evaluation weights and -mean functions...

2005
Amit Pazgal P. B. Seetharaman Richard R. Batsell

Existing random utility models of brand choice behavior, in the tradition of McFadden (1974), are based on the assumption that consumers employ the decision rule of maximum utility to choose a brand. However, there is a rich body of empirical work in mathematical psychology that suggests that consumers choose probabilistically between brands (see, for example, Luce 1959). In this paper, we prop...

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