Results 41 to 50 of about 5,999 (179)

On the Coexistence of eMBB and URLLC in Multi-Cell Massive MIMO

open access: yesIEEE Open Journal of the Communications Society, 2023
The non-orthogonal coexistence between the enhanced mobile broadband (eMBB) and the ultra-reliable low-latency communication (URLLC) in the downlink of a multi-cell massive MIMO system is rigorously analyzed in this work. We provide a unified information-
Giovanni Interdonato   +5 more
doaj   +1 more source

Composite Likelihood Inference by Nonparametric Saddlepoint Tests [PDF]

open access: yes, 2013
The class of composite likelihood functions provides a flexible and powerful toolkit to carry out approximate inference for complex statistical models when the full likelihood is either impossible to specify or unfeasible to compute.
Lunardon, Nicola, Ronchetti, Elvezio
core   +4 more sources

Objective Bayes and Conditional Frequentist Inference [PDF]

open access: yes, 2011
Objective Bayesian methods have garnered considerable interest and support among statisticians, particularly over the past two decades. It has often been ignored, however, that in some cases the appropriate frequentist inference to match is a ...
Kuffner, Todd Alan, Kuffner, Todd Alan
core   +1 more source

Evaluating the Anderson-Darling Distribution

open access: yesJournal of Statistical Software, 2004
Except for n = 1, only the limit as n approaches infinity for the distribution of the Anderson-Darling test for uniformity has been found, and that in so complicated a form that published values for a few percentiles had to be determined by numerical ...
George Marsaglia, John Marsaglia
doaj   +1 more source

Joint Modelling of Gas and Electricity spot prices [PDF]

open access: yes, 2009
The recent liberalization of the electricity and gas markets has resulted in the growth of energy exchanges and modelling problems. In this paper, we modelize jointly gas and electricity spot prices using a mean-reverting model which fits the ...
Frikha, Noufel, Lemaire, Vincent
core   +5 more sources

Tail Exactness of Multivariate Saddlepoint Approximations [PDF]

open access: yesScandinavian Journal of Statistics, 1999
We consider a log‐concave density f in Rm satisfying certain weak conditions, particularly on the Hessian matrix of log f. For such a density, we prove tail exactness of the multivariate saddlepoint approximation. The proof is based on a local limit theorem for the exponential family generated by f.
Barndorff-Nielsen, O. E.   +1 more
openaire   +3 more sources

A Structure Topology Optimization With the First-Order Saddlepoint Approximation

open access: yesIEEE Access, 2019
In practical engineering, uncertain loads usually cause the variations of structure stiffness to affect the security of the structure. To enhance the reliability and find the optimum structure in engineering, a topology optimization method is developed ...
Dongyan Shi, Hui Ma, Xiaoyan Teng
doaj   +1 more source

The Stability of the Aggregate Loss Distribution

open access: yesRisks, 2018
In this article we introduce the stability analysis of a compound sum: it consists of computing the standardized variation of the survival function of the sum resulting from an infinitesimal perturbation of the common distribution of the summands ...
Riccardo Gatto
doaj   +1 more source

Patching up the No-Boundary Proposal with virtual Euclidean wormholes [PDF]

open access: yes, 1998
In quantum cosmology, one often considers tunneling phenomena which may have occurred in the early universe. Processes requiring quantum penetration of a potential barrier include black hole pair creation and the decay of vacuum domain walls.
A. Linde   +33 more
core   +2 more sources

Trace formulas for stochastic evolution operators: Smooth conjugation method [PDF]

open access: yes, 1998
The trace formula for the evolution operator associated with nonlinear stochastic flows with weak additive noise is cast in the path integral formalism.
BelitskiiG R   +29 more
core   +5 more sources

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