no code implementations • 24 Nov 2023 • Beatrice Acciaio, Antonio Marini, Gudmund Pammer
The Bass local volatility model introduced by Backhoff-Veraguas--Beiglb\"ock--Huesmann--K\"allblad is a Markov model perfectly calibrated to vanilla options at finitely many maturities, that approximates the Dupire local volatility model.
no code implementations • 29 Sep 2022 • Beatrice Acciaio, Julio Backhoff, Gudmund Pammer
In this paper we provide a quantitative analysis to the concept of arbitrage, that allows to deal with model uncertainty without imposing the no-arbitrage condition.
no code implementations • 31 Jan 2022 • Beatrice Acciaio, Anastasis Kratsios, Gudmund Pammer
Several problems in stochastic analysis are defined through their geometry, and preserving that geometric structure is essential to generating meaningful predictions.
1 code implementation • 30 Sep 2021 • Konstantin Klemmer, Tianlin Xu, Beatrice Acciaio, Daniel B. Neill
In this study, we propose a novel loss objective combined with COT-GAN based on an autoregressive embedding to reinforce the learning of spatio-temporal dynamics.
1 code implementation • 10 Jun 2021 • Tianlin Xu, Beatrice Acciaio
The resulting kernel conditional COT-GAN algorithm is illustrated with an application for video prediction.
1 code implementation • NeurIPS 2020 • Tianlin Xu, Li K. Wenliang, Michael Munn, Beatrice Acciaio
We introduce COT-GAN, an adversarial algorithm to train implicit generative models optimized for producing sequential data.
no code implementations • 28 Oct 2016 • Beatrice Acciaio, Alexander M. G. Cox, Martin Huesmann
In this paper, we consider the pricing and hedging of a financial derivative for an insider trader, in a model-independent setting.