Tensor neural networks for high-dimensional Fokker-Planck equations

T Wang, Z Hu, K Kawaguchi, Z Zhang… - arXiv preprint arXiv …, 2024 - arxiv.org
We solve high-dimensional steady-state Fokker-Planck equations on the whole space by
applying tensor neural networks. The tensor networks are a tensor product of one …

[HTML][HTML] SPARSE–R: A point-cloud tracer with random forcing

D Domínguez-Vázquez, GB Jacobs - International Journal of Multiphase …, 2024 - Elsevier
A predictive, point-cloud tracer is presented that determines with a quantified uncertainty the
Lagrangian motion of a group of point-particles within a finite region. The tracer assumes a …

Transient response of energy harvesting systems with multi-well potential under Poisson white noise excitations

F Yang, L Chen, Z Yuan, JQ Sun - International Journal of Non-Linear …, 2023 - Elsevier
This paper studies the transient response of vibration-based energy harvesting (VEH)
systems characterized by multi-well potential functions exposed to Poisson white noise …

[HTML][HTML] Modeling Deterioration and Predicting Remaining Useful Life using Stochastic Differential Equations

L Iannacone, P Gardoni - Reliability Engineering & System Safety, 2024 - Elsevier
The deterioration of engineering systems might reduce the system reliability and prompt
maintenance operations that may disrupt the ability of the systems to provide regular service …

Efficient sampling of stochastic differential equations with positive semi-definite models

A Raj, U Simsekli, A Rudi - Advances in Neural Information …, 2024 - proceedings.neurips.cc
This paper deals with the problem of efficient sampling from a stochastic differential
equation, given the drift function and the diffusion matrix. The proposed approach leverages …

A novel stochastic approach to investigate the probabilistic characteristics of the ship roll system with sinusoidal restoring force

GP Bai, GK Er, VP Iu - Reliability Engineering & System Safety, 2024 - Elsevier
A novel constrained optimization-oriented exponential-polynomial-closure (CO-EPC)
method is developed to investigate the ship roll-motion with non-smooth damping and …

Investigation on optimization-oriented EPC method in analyzing the non-linear oscillations under multiple excitations

GP Bai, ZX Ren, GK Er, VP Iu - International Journal of Non-Linear …, 2024 - Elsevier
The optimization-oriented exponential-polynomial-closure (OEPC) method is extended and
investigated to analyze stochastic nonlinear oscillators under multiple excitations, with the …

Quantum simulation of the Fokker-Planck equation via Schrodingerization

S Jin, N Liu, Y Yu - arXiv preprint arXiv:2404.13585, 2024 - arxiv.org
This paper studies a quantum simulation technique for solving the Fokker-Planck equation.
Traditional semi-discretization methods often fail to preserve the underlying Hamiltonian …

Physics-Based Probabilistic Models for the Reliability Analysis of Bridges

F Nocera, A Tabandeh, P Gardoni - Proceedings of the 1st Conference of …, 2022 - Springer
This paper presents a general formulation for developing physics-based probabilistic
models and explains their implementation in the reliability analysis of bridges and the …

Comparison of Hybrid Models Based on the Infinite Slope Stability Analysis and Different Data-Driven Approaches for Regional Landslide Susceptibility Mapping

X Wei, H Li, P Gardoni, L Zhang - Geo-Risk 2023, 2023 - ascelibrary.org
Landslide susceptibility mapping (LSM) predicts the possibility of future landslides and is
critical for risk assessment, resource allocation, and land-use planning. To promote the …