Search Results for author: Giulia Livieri

Found 5 papers, 0 papers with code

Machine learning methods for American-style path-dependent contracts

no code implementations28 Nov 2023 Matteo Gambara, Giulia Livieri, Andrea Pallavicini

In the present work, we introduce and compare state-of-the-art algorithms, that are now classified under the name of machine learning, to price Asian and look-back products with early-termination features.

Pricing Transition Risk with a Jump-Diffusion Credit Risk Model: Evidences from the CDS market

no code implementations22 Mar 2023 Giulia Livieri, Davide Radi, Elia Smaniotto

Transition risk can be defined as the business-risk related to the enactment of green policies, aimed at driving the society towards a sustainable and low-carbon economy.

Designing Universal Causal Deep Learning Models: The Case of Infinite-Dimensional Dynamical Systems from Stochastic Analysis

no code implementations24 Oct 2022 Luca Galimberti, Anastasis Kratsios, Giulia Livieri

Causal operators (CO), such as various solution operators to stochastic differential equations, play a central role in contemporary stochastic analysis; however, there is still no canonical framework for designing Deep Learning (DL) models capable of approximating COs.

valid

One-Shot Learning of Stochastic Differential Equations with Data Adapted Kernels

no code implementations24 Sep 2022 Matthieu Darcy, Boumediene Hamzi, Giulia Livieri, Houman Owhadi, Peyman Tavallali

(2) Complete the graph (approximate unknown functions and random variables) via Maximum a Posteriori Estimation (given the data) with Gaussian Process (GP) priors on the unknown functions.

One-Shot Learning

Analysis of bank leverage via dynamical systems and deep neural networks

no code implementations11 Apr 2021 Fabrizio Lillo, Giulia Livieri, Stefano Marmi, Anton Solomko, Sandro Vaienti

We find that the parameters of a substantial fraction of banks lie in the dynamical core, and their leverage time series are consistent with a chaotic behavior.

Time Series Time Series Analysis

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