Results 11 to 20 of about 5,901,134 (247)

Non-homogeneous random walks with non-integrable increments and heavy-tailed random walks on strips [PDF]

open access: yes, 2012
We study asymptotic properties of spatially non-homogeneous random walks with non-integrable increments, including transience, almost-sure bounds, and existence and non existence of moments for first-passage and last-exit times.
MacPhee, Iain M.   +9 more
core   +4 more sources

Logarithmic speeds for one-dimensional perturbed random walk in random environment [PDF]

open access: yes, 2008
We study the random walk in random environment on Z+ = f0; 1; 2; : : :g, where the environment is subject to a vanishing (random) perturbation. The two particular cases that we consider are: (i) random walk in random environment perturbed from Sinai's ...
Menshikov, M. V., Wade, Andrew R.
core   +4 more sources

Evaluation of veracity of car braking parameters used for the analysis of road accidents [PDF]

open access: yesTransport, 2007
During the road accident analysis speed of the examined vehicle often is being established in accordance with the length of the trace remained by the vehicle tires.
S. Nagurnas   +3 more
doaj   +3 more sources

On Hilbert C*-module-valued Random Variables [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2015
In this paper random variables that take their values from a Hilbert C*-module are defined and three definitions for the mean, covariance operator, and Gaussian distribution of these random variables are given and it is shown that these definitions are ...
K. Shafie
doaj   +1 more source

Geometric Probability Analysis of Meeting Probability and Intersection Duration for Triple Event Concurrency

open access: yesMathematics, 2023
This study investigates the dynamics of three discrete independent events occurring randomly and repeatedly within the interval [0,T]. Each event spans a predetermined fraction γ of the total interval length T before concluding.
Mohammad Al Bataineh   +3 more
doaj   +1 more source

Random graph models for wireless communication networks [PDF]

open access: yes, 2010
PhDThis thesis concerns mathematical models of wireless communication networks, in particular ad-hoc networks and 802:11 WLANs. In ad-hoc mode each of these devices may function as a sender, a relay or a receiver.
Song, Linlin
core   +4 more sources

Some identities involving Bernoulli, Euler and degenerate Bernoulli numbers and their applications

open access: yesApplied Mathematics in Science and Engineering, 2023
The paper has two main objectives. Firstly, it explores the properties of hyperbolic cosine and hyperbolic sine functions by using Volkenborn and the fermionic p-adic integrals, respectively.
Taekyun Kim, Dae San Kim, Hye Kyung Kim
doaj   +1 more source

A Novel Method for Increasing the Entropy of a Sequence of Independent, Discrete Random Variables

open access: yesEntropy, 2015
In this paper, we propose a novel method for increasing the entropy of a sequence of independent, discrete random variables with arbitrary distributions.
Mieczyslaw Jessa
doaj   +1 more source

Generalization of Tail Inequalities for Random Variables in the Martingale Theory

open access: yes, 2022
We generalize the tail Doob's inequality, concerning two non-negative random variables, arising in the martingale theory, in three directions: on the more general source data, on the random variables belonging to the so-called Grand Lebesgue Spaces, as ...
Ostrovsky, E, Sirota, L, Formica, MR
core   +1 more source

Spectral Dynamic Analysis of A Stationary Jack-Up Platform

open access: yesPolish Maritime Research, 2019
The paper refers to the dynamic short-term response analysis of the Baltic steel drilling platform (see Fig.2) in a random sea-state represented by one-dimensional wave spectrum proposed by Striekalov and Massel, which is recommended for the Baltic Sea ...
Rozmarynowski Bogdan
doaj   +1 more source

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