نتایج جستجو برای: condence interval
تعداد نتایج: 198765 فیلتر نتایج به سال:
In this paper, I devise a new way to construct con dence sets for a parameter of interest in models comprised of a nite number of moment inequalities. Many models of this form have appeared in the literature to date, particularly in the recent literature on partial identi cation, but performing statistical inference in these settings is an area of ongoing research. Toward this end, I establish...
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 ...
Francfort and Marigo presented in 1998 a model for quasi-static brittle fracture which requires the minimization of the Mumford-Shah functional, representing the energy of the system. The minimization of this functional represents a very challenging issue since it is non-smooth and non-convex. The numerical approximation of this problem can be issued via a Gamma-approximation on the energy func...
in chapter one we will describe definitions and preliminary results to provide the global context of our own results to be presented in detail in the subsequent chapters in chapter two we consider degree-one maps of the circle and we study their rotation set. our main result in this chapter says that if the map is topologically mixing then its rotation interval is nontrivial (that is, not reduc...
the purpose of the present work is to establish a one-to-one correspondence between the family of interval type-2 fuzzy reflexive/tolerance approximation spaces and the family of interval type-2 fuzzy closure spaces.
in this paper, we introduce a satisfaction function (sf) to compare interval values on the basis oftseng and klein’s idea. the sf estimates the degree to which arithmetic comparisons between two intervalvalues are satisfied. then, we define two other functions called lower and upper sf based on the sf. weapply these functions in order to present a new interpretation of inequality constraints wi...
In this paper, a maximum likelihood estimation and a minimum entropy estimation for the expected value and variance of normal fuzzy variable are discussed within the framework of credibility theory. As an application, a credibilistic portfolio selection model is proposed, which is an improvement over the traditional models as it only needs the predicted values on the security returns instead of...
in this paper, we introduce the notion of $m$-fuzzifying interval spaces, and discuss the relationship between $m$-fuzzifying interval spaces and $m$-fuzzifying convex structures.it is proved that the category {bf mycsa2} can be embedded in the category {bf myis} as a reflective subcategory, where {bf mycsa2} and {bf myis} denote the category of $m$-fuzzifying convex structures of...
We set a preliminary 95% C.L. exclusion on the oscillation frequency of B 0 s B 0 s mixing using a sample of 250,000 hadronic Z 0 decays collected by the SLD experiment at the SLC between January 1996 and March 1998. The analyses determine the b-hadron avor at production by exploiting the large forward-backward asymmetry of polarized Z 0 ! bb decays as well as information from the hemisphere op...
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