no code implementations • 27 May 2022 • Nicolas Boursin, Carl Remlinger, Joseph Mikael, Carol Anne Hargreaves
Driven by the good results obtained in computer vision, deep generative methods for time series have been the subject of particular attention in recent years, particularly from the financial industry.
no code implementations • 30 Nov 2021 • Thomas Pochart, Paulin Jacquot, Joseph Mikael
Sampling random variables following a Boltzmann distribution is an NP-hard problem involved in various applications such as training of \textit{Boltzmann machines}, a specific kind of neural network.
no code implementations • 25 Nov 2021 • Carl Remlinger, Brière Marie, Alasseur Clémence, Joseph Mikael
Machine learning algorithms dedicated to financial time series forecasting have gained a lot of interest.
no code implementations • 10 Feb 2021 • Carl Remlinger, Joseph Mikael, Romuald Elie
We introduce three new generative models for time series that are based on Euler discretization of Stochastic Differential Equations (SDEs) and Wasserstein metrics.
no code implementations • 30 Jan 2020 • Thomas Deschatre, Joseph Mikael
A new method for stochastic control based on neural networks and using randomisation of discrete random variables is proposed and applied to optimal stopping time problems.
no code implementations • 14 Feb 2019 • Simon Fécamp, Joseph Mikael, Xavier Warin
We propose some machine-learning-based algorithms to solve hedging problems in incomplete markets.
1 code implementation • 20 Sep 2018 • Quentin Chan-Wai-Nam, Joseph Mikael, Xavier Warin
Recent machine learning algorithms dedicated to solving semi-linear PDEs are improved by using different neural network architectures and different parameterizations.