Results 41 to 50 of about 388,083 (283)

On Upper k-Record Values from the Generalized Linear Exponential Distribution

open access: yesJournal of Statistical Theory and Applications (JSTA), 2021
In this paper, we derive the exact expressions as well as recurrence relations for single and product moment of generalized upper record values from the four-parameter generalized linear exponential distribution.
M. Alam, M. A. Khan, R. U. Khan
doaj   +1 more source

A closed-form formula for the conditional expectation of the extended CIR process [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
This paper is an extension to a recent paper by Rujivan (2016), in which we derive a closed-form formula for the conditional expectation of the valuation process, defined by         , :        T s t t r s ds r u du T t T T s t
Nopporn Thamrongrat, Sanae Rujivan
doaj   +1 more source

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

On the Accuracy of the Exponential Approximation to Random Sums of Alternating Random Variables

open access: yesMathematics, 2020
Using the generalized stationary renewal distribution (also called the equilibrium transform) for arbitrary distributions with a finite non-zero first moment, we prove moment-type error-bounds in the Kantorovich distance for the exponential approximation
Irina Shevtsova, Mikhail Tselishchev
doaj   +1 more source

Implicit parameter estimation for conditional Gaussian Bayesian networks [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2014
The Bayesian estimation of the conditional Gaussian parameter needs to define several a priori parameters. The proposed approach is free from this definition of priors.
Aida Jarraya   +2 more
doaj   +1 more source

Relations Between Conditional Shannon Entropy and Expectation of $\ell_{\alpha}$-Norm

open access: yes, 2016
The paper examines relationships between the conditional Shannon entropy and the expectation of $\ell_{\alpha}$-norm for joint probability distributions.
Iwata, Ken-ichi, Sakai, Yuta
core   +1 more source

COVID‐19 Vaccination Is Not Associated With the Development of Idiopathic Inflammatory Myositis in US Veterans

open access: yesArthritis Care &Research, EarlyView.
Objective Several case reports have proposed a potential association between COVID‐19 vaccination and the subsequent development of idiopathic inflammatory myositis (IIM). This study examined prior COVID‐19 vaccination in US veterans who developed new‐onset IIM compared to those without new‐onset IIM.
Caleb Hernández   +10 more
wiley   +1 more source

Satellite Image Inpainting With Edge-Conditional Expectation Attention

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Satellite images often suffer from data loss and corruption due to various factors, including sensor malfunctions and atmospheric interference, leading to incomplete and degraded imagery.
Dazhi Zhou   +3 more
doaj   +1 more source

Looking Backward and Looking Forward

open access: yesEconometrics, 2019
Filtering has had a profound impact as a device of perceiving information and deriving agent expectations in dynamic economic models. For an abstract economic system, this paper shows that the foundation of applying the filtering method corresponds to ...
Zhengyuan Gao, Christian M. Hafner
doaj   +1 more source

Copper Nanocrystallization in Anodic Oxide Films of Ti–Cu‐Based Bulk Metallic Glass and Its Effect on the Corrosion Resistance and Cytocompatibility

open access: yesAdvanced Engineering Materials, EarlyView.
Viktoriia Shtefan, Thorgund Nemec, Ute Hempel, Annett Gebert and coworkers demonstrate that anodic treatment of Ti–Cu‐based metallic glass in a nontoxic pyrophosphate electrolyte forms a protective bilayered Ti/Zr‐oxide film enriched with Cu nanocrystals.
Viktoriia Shtefan   +8 more
wiley   +1 more source

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