Search Results for author: Beatrice Acciaio

Found 7 papers, 3 papers with code

Calibration of the Bass Local Volatility model

no code implementations24 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.

Quantitative Fundamental Theorem of Asset Pricing

no code implementations29 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.

Designing Universal Causal Deep Learning Models: The Geometric (Hyper)Transformer

no code implementations31 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.

Time Series Time Series Analysis

SPATE-GAN: Improved Generative Modeling of Dynamic Spatio-Temporal Patterns with an Autoregressive Embedding Loss

1 code implementation30 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.

Conditional COT-GAN for Video Prediction with Kernel Smoothing

1 code implementation10 Jun 2021 Tianlin Xu, Beatrice Acciaio

The resulting kernel conditional COT-GAN algorithm is illustrated with an application for video prediction.

Quantization Video Prediction

COT-GAN: Generating Sequential Data via Causal Optimal Transport

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.

Time Series Time Series Analysis

Model-independent pricing with insider information: a Skorokhod embedding approach

no code implementations28 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.

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