Publications

2026

A Rayleigh-Ritz formulation of the Wiener path integral technique for high-dimensional nonlinear systems

Ketson R. M. dos Santos

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

A closed-form approximation of the Wiener path integral most probable path for efficient stochastic response determination of nonlinear dynamical systems

Asela Nawagamuwage

Ioannis A. Kougioumtzoglou

Athanasios A. Pantelous

2025

First-passage analysis of nonlinear oscillators by leveraging information in the Wiener path integral most probable path

Ilias G. Mavromatis

Yuanjin Zhang

Ioannis A. Kougioumtzoglou

Joint space–time wind field data extrapolation and uncertainty quantification using nonparametric Bayesian dictionary learning

George D. Pasparakis

Ioannis A. Kougioumtzoglou

Michael D. Shields

Aggregated postpartum cerebral autoregulatory curves in normotensive individuals, preeclampsia with severe features, and superimposed preeclampsia with severe features

Helen Woolcock

Maria Katsidoniotaki

Leonidas Taliadouros

Noora Haghighi

Anne-Sophie van Wingerden

Aymen Alian

Whitney A. Booker

Natalie A. Bello

Randolph S. Marshall

Ioannis A. Kougioumtzoglou

Nils H. Petersen

Eliza C. Miller

Eigenvalue analysis of stochastic structural systems: A quantum computing approach

Leonidas Taliadouros

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

A quartic Wiener path integral approximation for stochastic response determination of nonlinear systems

Yuanjin Zhang

Apostolos F. Psaros

Ioannis A. Kougioumtzoglou

On the efficacy of sparse representation approaches for determining nonlinear structural system equations of motion

George D. Pasparakis

Vasileios C. Fragkoulis

Ioannis A. Kougioumtzoglou

2024

Postpartum Blood Pressure Variability and Heart Rate Variability in Preeclampsia

Anne-Sophie van Wingerden

Maria Katsidoniotaki

Noora Haghighi

Casandra Almonte

Helen Woolcock Martinez

Eduard Valdes

Pedro Castro

Aymen Alian

Whitney Booker

Natalie A. Bello

Randolph S. Marshall

Ioannis A. Kougioumtzoglou

Nils H. Petersen

Eliza C. Miller

Fractional-order filter approximations for efficient stochastic response determination of wind-excited linear structural systems

Luca Roncallo

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

Federica Tubino

A joint time-space extrapolation approach within the Wiener path integral technique for efficient stochastic response determination of nonlinear systems

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

Path Integrals in Stochastic Engineering Dynamics

Ioannis A. Kougioumtzoglou

Apostolos F. Psaros

Pol D. Spanos

An extrapolation approach within the Wiener path integral technique for efficient stochastic response determination of nonlinear systems

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

Pol D. Spanos

On the existence, uniqueness and calculation of Wiener path integral most probable paths for determining the stochastic response of nonlinear dynamical systems

Asela Nawagamuwage

Ioannis A. Kougioumtzoglou

Athanasios A. Pantelous

Filter approximations for random vibroacoustics of rigid porous media

Abhilash Sreekumar

Ioannis A. Kougioumtzoglou

Savvas P. Triantafyllou

2023

Dynamic cerebral autoregulation in postpartum individuals with and without preeclampsia

Eliza C. Miller

Maria I. Katsidoniotaki

Noora Haghighi

Ketson R.M. Dos Santos

Nils Petersen

Ronald Wapner

Natalie A. Bello

Ioannis A. Kougioumtzoglou

Randolph S. Marshall

A reduced-order Wiener path integral formalism for determining the stochastic response of nonlinear systems with fractional derivative elements

Ilias G. Mavromatis

Ioannis A. Kougioumtzoglou

Reduced-order modeling and analysis of dynamic cerebral autoregulation via diffusion maps

Ketson R. M. Dos Santos

Maria I. Katsidoniotaki

Eliza C. Miller

Nils H. Petersen

Randolph S. Marshall

Ioannis A. Kougioumtzoglou

Nonlinear stochastic dynamics of an array of coupled micromechanical oscillators

Maria I. Katsidoniotaki

Ioannis Petromichelakis

Ioannis A. Kougioumtzoglou

Survival probability determination of nonlinear oscillators with fractional derivative elements under evolutionary stochastic excitation

Vasileios C. Fragkoulis

Ioannis A. Kougioumtzoglou

A Wiener path integral technique for determining the stochastic response of nonlinear oscillators with fractional derivative elements: A constrained variational formulation with free boundaries

Yuanjin Zhang

Ioannis A. Kougioumtzoglou

Fan Kong

A Wiener path integral formalism for treating nonlinear systems with non-Markovian response processes

Ilias G. Mavromatis

Apostolos F. Psaros

Ioannis A. Kougioumtzoglou

2022

An approximate stochastic dynamics approach for design spectrum based response analysis of nonlinear oscillators with fractional derivative elements

Ioannis A. Kougioumtzoglou

Peihua Ni

Ioannis P. Mitseas

Vasileios C. Fragkoulis

Michael Beer

Stochastic response determination of U-OWC energy harvesters: A statistical linearization solution treatment accounting for intermittent wave excitation

Andrea Scialo

Giovanni Malara

Ioannis A. Kougioumtzoglou

Felice Arena

A quadratic Wiener path integral approximation for stochastic response determination of multi-degree-of-freedom nonlinear systems

Ying Zhao

Apostolos F. Psaros

Ioannis Petromichelakis

Ioannis A. Kougioumtzoglou

Excitation–response relationships for linear structural systems with singular parameter matrices: A periodized harmonic wavelet perspective

George P. Pasparakis

Ioannis A. Kougioumtzoglou

Vasileios C. Fragkoulis

Fan Kong

Michael Beer

Exploiting expansion basis sparsity for efficient stochastic response determination of nonlinear systems via the Wiener path integral technique

Yuanjin Zhang

Ioannis A. Kougioumtzoglou

Fan Kong

Joint statistics of natural frequencies corresponding to structural systems with singular random parameter matrices

Vasileios C. Fragkoulis

Ioannis A. Kougioumtzoglou

Athanasios A. Pantelous

Michael Beer

Uncertainty quantification of nonlinear system stochastic response estimates based on the Wiener path integral technique: A Bayesian compressive sampling treatment

Maria I. Katsidoniotaki

Apostolos F. Psaros

Ioannis A. Kougioumtzoglou

Wind data extrapolation and stochastic field statistics estimation via compressive sampling and low rank matrix recovery methods

George D. Pasparakis

Ketson R. M. dos Santos

Ioannis A. Kougioumtzoglou

Michael Beer

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