Search Results for author: Philipp Schmocker

Found 4 papers, 2 papers with code

Full error analysis of the random deep splitting method for nonlinear parabolic PDEs and PIDEs with infinite activity

no code implementations8 May 2024 Ariel Neufeld, Philipp Schmocker, Sizhou Wu

In this paper, we present a randomized extension of the deep splitting algorithm introduced in [Beck, Becker, Cheridito, Jentzen, and Neufeld (2021)] using random neural networks suitable to approximately solve both high-dimensional nonlinear parabolic PDEs and PIDEs with jumps having (possibly) infinite activity.

Universal Approximation Property of Random Neural Networks

1 code implementation13 Dec 2023 Ariel Neufeld, Philipp Schmocker

In this paper, we study random neural networks which are single-hidden-layer feedforward neural networks whose weights and biases are randomly initialized.

Global universal approximation of functional input maps on weighted spaces

1 code implementation5 Jun 2023 Christa Cuchiero, Philipp Schmocker, Josef Teichmann

This then applies in particular to approximation of (non-anticipative) path space functionals via functional input neural networks.

Gaussian Processes regression +1

Chaotic Hedging with Iterated Integrals and Neural Networks

no code implementations21 Sep 2022 Ariel Neufeld, Philipp Schmocker

In this paper, we extend the Wiener-Ito chaos decomposition to the class of diffusion processes, whose drift and diffusion coefficient are of linear growth.

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