2007

Smooth dependence on parameters for a differential equation with delay from population dynamics

5 years ago

AbstractTime delays occur in differential equation arising in many fields of applied mathematics: chemistry, ecology, biology, population dynamics, electric engineering.…

The detection and diagnosis of low-level stellar variability through resampling methods

6 years ago

AbstractAuthorsA. Pop C. Vamoș -Tiberiu Popoviciu Institute of Numerical Analysis, Romanian Academy KeywordsCite this paper as:A. Pop and C. Vamoş, The detection and…

Detrended fluctuation analysis of autoregressive processes

6 years ago

AbstractAutoregressive processes (AR) have typical short-range memory. Detrended Fluctuation Analysis (DFA) was basically designed to reveal long-range correlations in non…

Automatic algorithm for monotone trend removal

6 years ago

AbstractThe available numerical algorithms for trend removal require a direct subjective intervention in choosing critical parameters. In this paper an…

On the long time energy conservation by high order geometric integrators

7 years ago

AbstractThe main aim of this paper is to investigate the long-time behavior of three high order geometric integrators, namely an…

Global random walk modeling of transport in complex systems

7 years ago

AbstractThe Global random walk algorithm performs simultaneously the tracking of large collections of particles and permits massive simulations at reasonable…

On the self-averaging of dispersion for transport in quasi-periodic random media

7 years ago

AbstractIn this study we present a numerical analysis for the self-averaging of the longitudinal dispersion coefficient for transport in heterogeneous…

Comment on “Nonstationary flow and nonergodic transport in random porous media” by G. Darvini and P. Salandin

7 years ago

Abstract AuthorsN. Suciu Institute of Applied Mathematics, Friedrich-Alexander University of Erlangen-Nuremberg, Erlangen, Germany C. Vamos T. Popoviciu Institute of…

Memory effects and ergodicity for diffusion in spatially correlated velocity fields

7 years ago

AbstractWe show that the process of diffusion in statistically homogeneous velocity fields with finite correlation range “remembers” the shape and…

Order 1 autoregressive process of finite length

7 years ago

AbstractThe stochastic processes of finite length defined by recurrence relations request additional relations specifying the first terms of the process analogously to…

2007

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