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  1. An asymptotic formula for the variance of the number of zeroes of a stationary Gaussian process

    We study the variance of the number of zeroes of a stationary Gaussian process on a long interval. We give a simple asymptotic description under mild...

    Eran Assaf, Jeremiah Buckley, Naomi Feldheim in Probability Theory and Related Fields
    Article Open access 23 September 2023
  2. High Excursions of a Quadratic form for a Gaussian Stationary Vector Process

    Exact asymptotic behavior is given for high excursion probabilities of a quadratic form for a zero-mean Gaussian stationary vector process with...

    Article 01 April 2022
  3. An informatic approach to a long memory stationary process

    Long memory is an important phenomenon that arises sometimes in the analysis of time series or spatial data. Most of the definitions concerning the...

    Yiming Ding, Liang Wu, Xuyan **ang in Acta Mathematica Scientia
    Article 06 November 2023
  4. Asymptotic Behavior of Point Processes of Exceeding the High Levels of Gaussian Stationary Sequence

    Abstract

    The paper studies the asymptotic behavior of point processes of exits of a Gaussian stationary sequence beyond a level tending to infinity...

    Article 01 December 2023
  5. Estimation of a Function in a Gaussian Stationary Noise

    Upper bounds are constructed for minimax risk in the problem of estimating the unknown pseudoperiodic vector function observed against the background...

    Article 03 December 2022
  6. Stochastic modeling of stationary scalar Gaussian processes in continuous time from autocorrelation data

    We consider the problem of constructing a vector-valued linear Markov process in continuous time, such that its first coordinate is in good agreement...

    Article Open access 24 June 2024
  7. A Lower Bound for Minimax Risk in a Problem of Estimating a Function in Stationary Gaussian Noise

    A lower bound for minimax risk is constructed for the problem of estimating an unknown pseudoperiodic function observed in Gaussian stationary noise...

    Article 05 April 2024
  8. An Approximate Algorithm for Simulating Stationary Discrete Random Processes with Bivariate Distributions of Their Consecutive Components in the Form of Mixtures of Gaussian Distributions

    Abstract

    The paper presents an approximate algorithm for modeling a stationary discrete random process with marginal and bivariate distributions of...

    V. A. Ogorodnikov, M. S. Akenteva, N. A. Kargapolova in Numerical Analysis and Applications
    Article 28 May 2024
  9. Class GP: Gaussian Process Modeling for Heterogeneous Functions

    Gaussian Processes (GP) are a powerful framework for modeling expensive black-box functions and have thus been adopted for various challenging...
    Mohit Malu, Giulia Pedrielli, ... Andreas Spanias in Learning and Intelligent Optimization
    Conference paper 2023
  10. Gaussian process hydrodynamics

    We present a Gaussian process (GP) approach, called Gaussian process hydrodynamics (GPH) for approximating the solution to the Euler and...

    Article Open access 18 April 2023
  11. On the Shape of a High Excursion of a Gaussian Stationary Process

    We investigate the shape of an excursion above a high level u by a stationary Gaussian process. The shape depends on the conditioned mean and...

    Article 24 March 2021
  12. Improving the Lag Window Estimators of the Spectrum and Memory for Long-Memory Stationary Gaussian Processes

    Gaussian process (GP) is a stochastic process that has been successfully applied in finance, black-box modeling of biosystems, machine learning,...

    Barkahoum Laala, Soheir Belaloui, ... A. M. Elsawah in Communications in Mathematics and Statistics
    Article 07 February 2023
  13. On the Wiener chaos expansion of the signature of a Gaussian process

    We compute the Wiener chaos decomposition of the signature for a class of Gaussian processes, which contains fractional Brownian motion (fBm) with...

    Thomas Cass, Emilio Ferrucci in Probability Theory and Related Fields
    Article Open access 04 January 2024
  14. Estimation of a Vector-Valued Function in a Stationary Gaussian Noise

    In this paper, we construct a lower bound of the minimax risk in the estimation problem when we observe an unknoun pseudo-periodic vector-function in...

    Article 15 October 2021
  15. Non-Gaussian Selfsimilar Stochastic Processes

    This book offers an introduction to the field of stochastic analysis of Hermite processes. These selfsimilar stochastic processes with stationary...

    Book 2023
  16. Simple Gaussian and Non-Gaussian SDEs

    In this chapter, simple Gaussian and non-Gaussian SDEs are presented. They are appropriate paradigms to understand key dynamical and statistical...
    Chapter 2023
  17. The asymptotic relation between the first crossing point and the last exit time of Gaussian order statistics sequences

    In this paper, we study the asymptotic relation between the first crossing point and the last exit time for Gaussian order statistics which are...

    Article 18 December 2023
  18. Deep Gaussian process for multi-objective Bayesian optimization

    Bayesian Optimization has become a widely used approach to perform optimization involving computationally intensive black-box functions, such as the...

    Ali Hebbal, Mathieu Balesdent, ... El-Ghazali Talbi in Optimization and Engineering
    Article 21 July 2022
  19. Simplified Whittle Estimators for Spectral Parameters of Stationary Linear Models with Tapered Data

    Abstract

    The paper is concerned with the statistical estimation of the spectral parameters of stationary models with tapered data. As estimators of...

    Article 01 February 2024
  20. On the Maximum of a Gaussian Process with Unique Maximum Point of its Variance

    Gaussian random processes whose variances reach their maximum values at unique points are considered. Exact asymptotic behavior of probabilities of...

    S. G. Kobelkov, V. I. Piterbarg, ... E. Hashorva in Journal of Mathematical Sciences
    Article 01 April 2022
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