Results 41 to 50 of about 2,003,143 (288)

Asymptotic Properties of Parameter Estimators in Fractional Vasicek Model

open access: yesLithuanian Journal of Statistics, 2016
We consider the fractional Vasicek model of the form dXt = (α-βXt)dt + γdBHt, driven by fractional Brownian motion BH with Hurst parameter H ∈ (0,1). We construct three estimators for an unknown parameter θ=(α,β) and prove their strong consistency.
Stanislav Lohvinenko   +2 more
doaj   +1 more source

Strong consistency of regression function estimator with martingale difference errors

open access: yesOpen Mathematics, 2021
In this paper, we consider the regression model with fixed design: Yi=g(xi)+εi{Y}_{i}=g\left({x}_{i})+{\varepsilon }_{i}, 1≤i≤n1\le i\le n, where {xi}\left\{{x}_{i}\right\} are the nonrandom design points, and {εi}\left\{{\varepsilon }_{i}\right\} is a ...
Chen Yingxia
doaj   +1 more source

Multidirectional Replication for Supporting Strong Consistency, Low Latency, and High Throughput

open access: yesAlexandria Engineering Journal, 2022
Many replication protocols, which can be used in various distributed applications such as distributed databases, collaborative applications, and distributed agenda, sacrifice strong consistency to achieve lower latency and higher throughput.
Furat F. Altukhaim   +2 more
doaj   +1 more source

Basis Token Consistency: A Practical Mechanism for Strong Web Cache Consistency [PDF]

open access: yes, 2001
With web caching and cache-related services like CDNs and edge services playing an increasingly significant role in the modern internet, the problem of the weak consistency and coherence provisions in current web protocols is becoming increasingly ...
Bestavros, Azer, Bradley, Adam D.
core   +1 more source

MDCC: Multi-Data Center Consistency [PDF]

open access: yes, 2012
Replicating data across multiple data centers not only allows moving the data closer to the user and, thus, reduces latency for applications, but also increases the availability in the event of a data center failure.
Fekete, Alan   +4 more
core   +4 more sources

Extending Eventually Consistent Cloud Databases for Enforcing Numeric Invariants [PDF]

open access: yes, 2015
Geo-replicated databases often operate under the principle of eventual consistency to offer high-availability with low latency on a simple key/value store abstraction.
Balegas, Valter   +7 more
core   +5 more sources

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Strong laws for weighted sums of widely orthant dependent random variables and applications

open access: yesOpen Mathematics
In this study, the strong law of large numbers and the convergence rate for weighted sums of non-identically distributed widely orthant dependent random variables are established.
Zhu Yong, Wang Wei, Chen Kan
doaj   +1 more source

Asymptotic properties of Kaplan–Meier estimator and hazard estimator for censored survival time with LENQD data

open access: yesStatistical Theory and Related Fields
In this paper, we consider the estimators of distribution function and hazard rate for censored survival time. First, some properties and inequalities are established for linearly extended negative quadrant-dependent sequence as auxiliary results.
Yongming Li   +3 more
doaj   +1 more source

Quasi-maximum likelihood estimator of Laplace (1, 1) for GARCH models

open access: yesOpen Mathematics, 2017
This paper studies the quasi-maximum likelihood estimator (QMLE) for the generalized autoregressive conditional heteroscedastic (GARCH) model based on the Laplace (1,1) residuals.
Xuan Haiyan   +3 more
doaj   +1 more source

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