Results 31 to 40 of about 221,116 (284)

On nonnegative solutions of SDDEs with an application to CARMA processes

open access: yesModern Stochastics: Theory and Applications, 2021
This note provides a simple sufficient condition ensuring that solutions of stochastic delay differential equations (SDDEs) driven by subordinators are nonnegative.
Mikkel Slot Nielsen, Victor Rohde
doaj   +1 more source

Permutation Complexity via Duality between Values and Orderings

open access: yes, 2011
We study the permutation complexity of finite-state stationary stochastic processes based on a duality between values and orderings between values.
Amigó   +19 more
core   +1 more source

Is the squeezing of relic gravitational waves produced by inflation detectable? [PDF]

open access: yes, 1999
Grishchuk has shown that the stochastic background of gravitational waves produced by an inflationary phase in the early Universe has an unusual property: it is not a stationary Gaussian random process. Due to squeezing, the phases of the different waves
A. Abramovici   +23 more
core   +2 more sources

On hysteresis based random number generation

open access: yesAIP Advances, 2020
A new hysteresis-based technique for random number generation is presented which can be efficiently implemented by using modern spintronics based nano-technology.
C. E. Korman, I. D. Mayergoyz
doaj   +1 more source

Extreme Value Laws for sequences of intermittent maps [PDF]

open access: yes, 2016
We study non-stationary stochastic processes arising from sequential dynamical systems built on maps with a neutral fixed points and prove the existence of Extreme Value Laws for such processes.
Freitas, Ana Cristina Moreira   +2 more
core   +3 more sources

Stochastically modeling multiscale stationary biological processes

open access: yesPLOS ONE, 2019
Large scale biological responses are inherently uncertain, in part as a consequence of noisy systems that do not respond deterministically to perturbations and measurement errors inherent to technological limitations. As a result, they are computationally difficult to model and current approaches are notoriously slow and computationally intensive ...
Michael A. Rowland   +3 more
openaire   +4 more sources

Summing Modulo 2 of Stationary Binary Stochastic Processes

open access: yesIEEE Access
In the paper, we analyze the properties of the stochastic process obtained as the result of summing modulo 2 without carry of a finite number of stationary binary stochastic processes, some of which do not satisfy the independence condition.
Mieczyslaw Jessa, Jakub Nikonowicz
doaj   +1 more source

Universal Kriging Prediction of nonstationary Spatial Stochastic Process [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2010
Spatial Stochastic processes are often divided into two types that are stationary spatial stochastic processes and other nonstationary. In most practical applications the processes are nonstationary .Prediction of these processes are performed by ...
doaj   +1 more source

Clean Up Behind You ‐ Novel Patterning Approach for Solid Immersion Lenses

open access: yesAdvanced Functional Materials, EarlyView.
A focused ion beam (FIB) milling strategy enables rapid fabrication of solid immersion lenses (SILs) with smooth, debris‐free surfaces eliminating the need for post‐processing. The optimized pattern improves efficiency and surface quality. SILs containing NV centers are also investigated, confirming the technique's suitability for quantum and photonic ...
Aleksei Tsarapkin   +10 more
wiley   +1 more source

A generalized white noise space approach to stochastic integration for a class of Gaussian stationary increment processes [PDF]

open access: yesOpuscula Mathematica, 2013
Given a Gaussian stationary increment processes, we show that a Skorokhod-Hitsuda stochastic integral with respect to this process, which obeys the Wick-Itô calculus rules, can be naturally defined using ideas taken from Hida's white noise space theory ...
Daniel Alpay, Alon Kipnis
doaj   +1 more source

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