Results 11 to 20 of about 36,020 (306)

Kernel regression utilizing heterogeneous datasets

open access: yesStatistical Theory and Related Fields, 2023
Data analysis in modern scientific research and practice has shifted from analysing a single dataset to coupling several datasets. We propose and study a kernel regression method that can handle the challenge of heterogeneous populations.
Chi-Shian Dai, Jun Shao
doaj   +1 more source

Conditional Tail Expectation and Premium Calculation under Asymmetric Loss

open access: yesAxioms, 2023
In this paper, we calculate premiums that are based on the Conditional Tail Expectation (CTE) and asymmetric loss functions to account for the risk of both underestimation and overestimation losses.
Enrique Calderín-Ojeda   +2 more
doaj   +1 more source

Further characterization based on conditional expectations: new and extended findings

open access: yesJournal of Taibah University for Science, 2023
On the basis of conditional expectation of a random variable function, we present few characterization findings in this study. For a given function g, [Formula: see text], we present necessary and sufficient conditions for characterization results in ...
Ali. A. Al-Shomrani
doaj   +1 more source

A simple closed-form formula for the conditional moments of the Ornstein-Uhlenbeck process [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
This paper derives a simple closed-form formula for the n th conditional moment of the Ornstein-Uhlenbeck (O-U) process, for any positive integer n. The system of recursive ordinary differential equations (ODEs) associated with the n th conditional ...
Kittisak Chumpong   +2 more
doaj   +1 more source

Modeling the Conditional Dependence between Discrete and Continuous Random Variables with Applications in Insurance

open access: yesMathematics, 2020
We jointly model amount of expenditure for outpatient visits and number of outpatient visits by considering both dependence and simultaneity by proposing a bivariate structural model that describes both variables, specified in terms of their conditional ...
Emilio Gómez-Déniz   +1 more
doaj   +1 more source

Conditional expected utility [PDF]

open access: yesTheory and Decision, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Generalized Conditional Expectations [PDF]

open access: yesProceedings of the American Mathematical Society, 1995
Main result: Let \((\Omega,\Sigma,\mu)\) stand for some measure space and \(\mathcal A\) for some sub-\(\sigma\)-algebra of \(\Sigma\) satisfying \(\mu(B)=\sup\{\mu(B\cap A_0): A_0\in {\mathcal A}, \mu(A_0)
openaire   +2 more sources

Symmetry Constrained Decoherence of Conditional Expectation Values

open access: yesUniverse, 2019
Conditional expectation values of quantum mechanical observables reflect unique non-classical correlations, and are generally sensitive to decoherence. We consider the circumstances under which such sensitivity to decoherence is removed, namely, when the
M. Hamed Mohammady, Alessandro Romito
doaj   +1 more source

Conditional Evaluations of Sums of Sample Maxima and Records

open access: yesRevstat Statistical Journal, 2023
We consider sequences of independent and identically absolutely continuously distributed random variables assuming that they have finite expectation and variance.
Tomasz Rychlik , Magdalena Szymkowiak
doaj   +1 more source

Conditional Expectations for Unbounded Operator Algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2007
Two conditional expectations in unbounded operator algebras (O∗-algebras) are discussed. One is a vector conditional expectation defined by a linear map of an O∗-algebra into the Hilbert space on which the O∗-algebra acts.
Atsushi Inoue   +2 more
doaj   +1 more source

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