نتایج جستجو برای: farlie

تعداد نتایج: 72  

2017
Indranil Ghosh

A copula is a useful tool for constructing bivariate and/or multivariate distributions. In this article, we consider a new modified class of (Farlie-GumbelMorgenstern) FGM bivariate copula for constructing several different bivariate Kumaraswamy type copulas and discuss their structural properties, including dependence structures. It is established that construction of bivariate distributions b...

2011
Jun Jiang Qihe Tang

Let X and Y be two nonnegative and dependent random variables following a generalized Farlie–Gumbel–Morgenstern distribution. In this short note, we study the impact of a dependence structure of X and Y on the tail behavior of XY . We quantify the impact as the limit, as x → ∞, of the quotient of Pr(XY > x) and Pr(XY ∗ > x), where X and Y ∗ are independent random variables identically distribut...

Journal: :Hacettepe journal of mathematics and statistics 2022

In this paper, we are proposing a flexible method for constructing bivariate generalized Farlie-Gumbel-Morgenstern (G-FGM) copula family. The is mainly developed around the function $\phi(t)$ ($t\in [0,1]$), where $\phi$ generator of G-FGM copula. proposed construction has useful advantages. first which direct relationship between and Kendall's tau. second advantage possibility multi-parameter ...

Journal: :Communications Faculty of Sciences University of Ankara. Series A1: mathematics and statistics 2021

In hydrologic risk analysis, the use of exceedance statistics are very important. this sense, we construct a random threshold model based on bivariate order statistics. The exact distribution is calculated under some well-known copulas such as independent and Farlie-Gumbel-Morgenstern (FGM) copulas. Furthermore, numerical results provided for expected value variance application in hydrology als...

Journal: :Journal of data science 2021

In this paper we propose a new bivariate long-term distribution based on the Farlie-Gumbel-Morgenstern copula model. The proposed model allows for presence of censored data and covariates in cure parameter. For inferential purpose Bayesian approach via Markov Chain Monte Carlo (MCMC) is considered. Further, some discussions selection criteria are given. order to examine outlying influential obs...

2015
Yiqing Chen Jiajun Liu Fei Liu

Recently, Chen (2011) studied the finite-time ruin probability in a discrete-time risk model in which the insurance and financial risks form a sequence of independent and identically distributed random pairs with common bivariate Farlie–Gumbel–Morgenstern (FGM) distribution. The parameter θ of the FGMdistribution governs the strength of dependence, with a smaller value of θ corresponding to a l...

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