Results 51 to 60 of about 3,632 (159)

Normed likelihood as saddlepoint approximation

open access: yesJournal of Multivariate Analysis, 1988
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Foreword to the Special Issue on Mathematical Methods in Reliability (MMR23)

open access: yes
Applied Stochastic Models in Business and Industry, Volume 40, Issue 5, Page 1206-1208, September/October 2024.
Félix Belzunce, Jorge Navarro
wiley   +1 more source

Empirical Saddlepoint Approximations for Multivariate M-Estimators

open access: yesJournal of the Royal Statistical Society Series B: Statistical Methodology, 1994
SUMMARY In this paper, we investigate the use of the empirical distribution function in place of the underlying distribution function F to construct an empirical saddlepoint approximation to the density fn of a general multivariate M-estimator.
Ronchetti, Elvezio, Welsh, Alan H.
openaire   +3 more sources

Maximum Likelihood and Gaussian Estimation of Continuous Time Models in Finance [PDF]

open access: yes
This paper overviews maximum likelihood and Gaussian methods of estimating continuous time models used in finance. Since the exact likelihood can be constructed only in special cases, much attention has been devoted to the development of methods designed
Jun Yu, Peter C. B. Phillips
core   +4 more sources

Saddlepoint Approximations for Optimal Unit Root Tests [PDF]

open access: yes
This paper provides a (saddlepoint) tail probability approximation for the distribution of an optimal unit root test. Under restrictive assumptions, Gaussianity and known covariance structure, the order of error of the approximation is given.
Patrick Marsh
core  

Polynomially Adjusted Saddlepoint Density Approximations

open access: yesInternational Journal of Statistics and Probability, 2014
Improved density approximations are obtained by applying certain moment based polynomial adjustments to the saddlepoint approximation. The proposed technique relies on the saddlepoint approximation to the distribution function of a continuous random variable as well. Additionally, a hybrid density estimate is being introduced.
Serge B. Provost, Susan Z. Sheng
openaire   +2 more sources

Saddlepoint approximations as smoothers [PDF]

open access: yes, 2017
This note investigates the sense in which saddlepoint approximations act as smoothers of discrete distributions. The discrete problem is embedded in a continuous model that closely matches it on the discrete sample space, with saddlepoint approximation ...
Davison, A. C., Wang, Suojin
core  

A new approach for approximating the p-value of a class of bivariate sign tests. [PDF]

open access: yesSci Rep, 2023
Shanan IAA   +2 more
europepmc   +1 more source

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