Search Results for author: Philippe Donnat

Found 8 papers, 2 papers with code

Putting Self-Supervised Token Embedding on the Tables

no code implementations28 Jul 2017 Marc Szafraniec, Gautier Marti, Philippe Donnat

Information distribution by electronic messages is a privileged means of transmission for many businesses and individuals, often under the form of plain-text tables.

Autoregressive Convolutional Neural Networks for Asynchronous Time Series

2 code implementations ICML 2018 Mikołaj Bińkowski, Gautier Marti, Philippe Donnat

We propose Significance-Offset Convolutional Neural Network, a deep convolutional network architecture for regression of multivariate asynchronous time series.

Time Series Time Series Analysis

A review of two decades of correlations, hierarchies, networks and clustering in financial markets

no code implementations1 Mar 2017 Gautier Marti, Frank Nielsen, Mikołaj Bińkowski, Philippe Donnat

We review the state of the art of clustering financial time series and the study of their correlations alongside other interaction networks.

BIG-bench Machine Learning Clustering +3

Exploring and measuring non-linear correlations: Copulas, Lightspeed Transportation and Clustering

1 code implementation30 Oct 2016 Gautier Marti, Sebastien Andler, Frank Nielsen, Philippe Donnat

We propose a methodology to explore and measure the pairwise correlations that exist between variables in a dataset.

Clustering

Clustering Financial Time Series: How Long is Enough?

no code implementations13 Mar 2016 Gautier Marti, Sébastien Andler, Frank Nielsen, Philippe Donnat

Researchers have used from 30 days to several years of daily returns as source data for clustering financial time series based on their correlations.

Clustering Time Series +1

Optimal Copula Transport for Clustering Multivariate Time Series

no code implementations27 Sep 2015 Gautier Marti, Frank Nielsen, Philippe Donnat

This paper presents a new methodology for clustering multivariate time series leveraging optimal transport between copulas.

Clustering Clustering Multivariate Time Series +2

Toward a generic representation of random variables for machine learning

no code implementations2 Jun 2015 Gautier Marti, Philippe Very, Philippe Donnat

This paper presents a pre-processing and a distance which improve the performance of machine learning algorithms working on independent and identically distributed stochastic processes.

BIG-bench Machine Learning Clustering +2

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