Gaël Poux-Médard

communication - Powered Dirichlet Process - Controlling the ``Rich-Get-Richer'' Assumption in Bayesian Clustering

ECML-PKDD, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

The Dirichlet process is one of the most widely used priors in Bayesian clustering. This...

2023, Sep 20 — 1 minute read

article - Powered Dirichlet Process - Controlling the ``Rich-Get-Richer'' Assumption in Bayesian Clustering

ECML-PKDD, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

The Dirichlet process is one of the most widely used priors in Bayesian clustering. This...

2023, Sep 10 — 1 minute read

communication - Dynamic Mixed Membership Stochastic Block Model for Weighted Labeled Networks

SIGIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

Most real-world networks evolve over time. Existing literature proposes models for dynamic networks that are...

2023, Jul 28 — 2 minute read

article - Dynamic Mixed Membership Stochastic Block Model for Weighted Labeled Networks

SIGIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

Most real-world networks evolve over time. Existing literature proposes models for dynamic networks that are...

2023, Apr 04 — 1 minute read

communication - Multivariate Powered Dirichlet-Hawkes Process

ECIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

The publication time of a document carries a relevant information about its semantic content. The...

2023, Apr 01 — 1 minute read

communication - Dirichlet-Survival Process - Scalable Inference of Topic-Dependent Diffusion Networks

ECIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

Information spread on networks can be efficiently modeled by considering three features: documents’ content, time...

2023, Apr 01 — 1 minute read

article - Multivariate Powered Dirichlet-Hawkes Process

ECIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

The publication time of a document carries a relevant information about its semantic content. The...

2022, Dec 12 — 1 minute read

article - Dirichlet-Survival Process - Scalable Inference of Topic-Dependent Diffusion Networks

ECIR, 2023. G. Poux-Médard, J. Velcin, S. Loudcher

Information spread on networks can be efficiently modeled by considering three features: documents’ content, time...

2022, Dec 12 — 1 minute read

communication - Serialized Interacting Mixed Membership Stochastic Block Model

ICDM, 2022. G. Poux-Médard

Last years have seen a regain of interest for the use of stochastic block modeling...

2022, Nov 30 — 1 minute read

communication - Properties of Reddit News Topical Interactions

Complex Networks and their Applications, 2022. G. Poux-Médard, J. Velcin, S. Loudcher

Most models of information diffusion online rely on the assumption that pieces of information spread...

2022, Nov 10 — 1 minute read

article - Properties of Reddit News Topical Interactions

Complex Networks and their Applications, 2022. G. Poux-Médard, J. Velcin, S. Loudcher

Most models of information diffusion online rely on the assumption that pieces of information spread...

2022, Nov 07 — 1 minute read

communication - Inférence d'attributs biologiques à partir du petit mobilier funéraire mérovingien

AFAM, 2022. G. Poux-Médard, É. Schneider, A. Touzet, T. Fischbach, F. Santos, F. Chenal, F. Abert, F. Médard, H. Barrand-Emam

Communication présentée à l’occasion des 42è journées de l’ Association Française d’Archéologie Mérovingienne (AFAM). A...

2022, Oct 07 — 2 minute read

communication - PhD defense - Interactions in Information Spread

PhD manuscript, 2022. G. Poux-Médard

Soutenance de thèse à l’Université de Lyon, au Palais Hirsch. La manuscrit de thèse est...

2022, Sep 13 — 1 minute read

article - Serialized Interacting Mixed Membership Stochastic Block Model

ICDM, 2022. G. Poux-Médard, J. Velcin, S. Loudcher

Last years have seen a regain of interest for the use of stochastic block modeling...

2022, Sep 01 — 1 minute read

article - Powered Dirichlet-Hawkes Process - Challenging Textual Clustering using a Flexible Temporal Prior

Knowledge and Information Systems (KAIS), 2022. G. Poux-Médard, J. Velcin, S. Loudcher

This publication is an extended version of a previously published article: Powered Dirichlet-Hawkes Process article...

2022, Aug 01 — 1 minute read

PhD - Interactions in Information Spread

PhD manuscript, 2022. G. Poux-Médard

Since the invention of writing 5000 years ago, textual information data flows got generated at...

2022, May 04 — 2 minute read

tutorial - Dirichlet-Point processes

INRIA (Lille), 2022. G. Poux-Médard

Presentation at the INRIA of Lille (MODAL team): some perspectives on Dirichlet-Point processes. The slides...

2022, Apr 26 — 1 minute read

article - Interactions in Information Spread

TheWebConf - Companion proceedings (PhD symposium), 2022. G. Poux-Médard

Large quantities of data flow on the internet. When a user decides to help the...

2022, Apr 26 — 1 minute read

tutorial - Different ways of modeling time with textual data

Center Marc Bloch (Berlin), 2022. G. Poux-Médard

Presentation at the Center Marc Bloch in Berlin: different ways of modeling time with textual...

2022, Apr 06 — 1 minute read

lecture - L3 - Artificial intelligence (21h)

Université Lyon 2, 2021.

Lecture given to L3 students. Supports Introduction to inference-based and rule-systems coding using CLIPS. CLIPS...

2022, Mar 27 — 1 minute read

communication - Le Processus Powered Dirichlet-Hawkes comme A Priori Flexible pour Clustering Temporel de Textes

Revue des Nouvelles Technologies de l'Information - p.323-330, 2022. G. Poux-Médard

This work is a translation of the Powered Dirichlet-Hawkes Process article (ICDM 2021) for the...

2022, Jan 08 — 1 minute read

article - Le Processus Powered Dirichlet-Hawkes comme A Priori Flexible pour Clustering Temporel de Textes

Revue des Nouvelles Technologies de l'Information - p.323-330, 2022. G. Poux-Médard, J. Velcin, S. Loudcher

This work is a translation of the Powered Dirichlet-Hawkes Process article (ICDM 2021) for the...

2022, Jan 04 — 1 minute read

communication - Powered Hawkes-Dirichlet Process - Challenging Textual Clustering using a Flexible Temporal Prior

ICDM, 2021. G. Poux-Médard

Presentation of the paper at ICDM’21, in Auckland (online). The textual content of a document...

2021, Dec 08 — 2 minute read

article - Powered Dirichlet-Hawkes Process - Challenging Textual Clustering using a Flexible Temporal Prior

ICDM, 2021. G. Poux-Médard, J. Velcin, S. Loudcher

The textual content of a document and its publication date are intertwined. For example, the...

2021, Dec 07 — 1 minute read

tutorial - Dirichlet-Point processes

ERIC lab, 2021. G. Poux-Médard

Presentation at the ERIC lab workshop: state of the art on Dirichlet-Point processes. The slides...

2021, Nov 21 — 1 minute read

organization - Organizing committee CCS 2021

CCS 2021, 2021. G. Poux-Médard

Helped to organize the CCS 2021 conference. The venue lasted 7 days for 350 talks,...

2021, Oct 27 — 1 minute read

lecture - M1 - Algorithms and advanced coding (28h)

Université Lyon 2, 2021.

Lecture given to M1 students. Supports Advanced coding lectures on Python and its various libraries....

2021, Oct 07 — 1 minute read

communication - Information interaction in outcome prediction

RecSys'21, 2021. G. Poux-Médard

Presentation of the paper at RecSys’21, in Amsterdam. In most real-world applications, it is seldom...

2021, Sep 28 — 1 minute read

article - Information Interactions in Outcome Prediction, Quantification and Interpretation using Stochastic Block Models

RecSys, 2021. G. Poux-Médard, J. Velcin, S. Loudcher

In most real-world applications, it is seldom the case that a result appears independently from...

2021, Jul 06 — 1 minute read

tutorial - State of the art on interactions in information spread

ERIC lab, 2021. G. Poux-Médard

PhD students workshop at ERIC lab. The slides This browser does not support PDFs. Please...

2021, Jun 28 — 1 minute read

lecture - L3 - Artificial intelligence (10h30)

Université Lyon 2, 2021.

Lecture given to L3 students. Supports Introduction to inference-based and rule-systems coding using CLIPS. CLIPS...

2021, Jun 27 — 1 minute read

communication - Information Interaction Profile of Choice Adoption

ECML-PKDD'21, 2021. G. Poux-Médard

Presentation of the paper at ECML-PKDD’21, online. Interactions between pieces of information (entities) play a...

2021, Jun 18 — 2 minute read

article - Information Interaction Profile of Choice Adoption

ECML-PKDD, 2021. G. Poux-Médard, J. Velcin, S. Loudcher

Interactions between pieces of information (entities) play a substantial role in the way an individual...

2021, Jun 18 — 1 minute read

article - Complex decision-making strategies in a stock market experiment explained as the combination of few simple strategies

EPJ Data Science (10), 2021. G. Poux-Médard, Sergio Cobo-Lopez, Jordi Duch, Roger Guimerà, Marta Sales-Pardo

Many studies have shown that there are regularities in the way human beings make decisions....

2021, May 18 — 1 minute read

sidework - Blindtest channel - Automated guess-the-song videos generation and upload on Youtube

2021. G. Poux-Médard

Let’s play! Video example View of the channel Some analytics

2021, May 08 — 1 minute read

tutorial - Point processes - From the Poisson process to the Powered dirichlet-Hawkes process

ERIC lab, 2020. G. Poux-Médard

PhD students workshop at ERIC lab. The slides This browser does not support PDFs. Please...

2020, Oct 20 — 1 minute read

sidework - Epimap - Visualize more than 100.000 latin inscriptions in space and time (1000BC to 1000AC)

2020. G. Poux-Médard

Try it yourself HERE! Choose a time range and a textual filter, and visualize how...

2020, Oct 14 — 1 minute read

lecture - L1 - Technologies de l'Information et de la Communication (42h)

Université Lyon 2, 2020.

Cours dispensé en L1. Supports de TD De quoi s’agit-il ? Les TIC désignent les...

2020, Sep 27 — 1 minute read

tutorial - Latent diffusion network inference

ERIC lab, 2020. G. Poux-Médard

PhD students workshop at ERIC lab. The slides This browser does not support PDFs. Please...

2020, May 06 — 1 minute read

article - Influential spreaders for recurrent epidemics on networks

Physical review Research 2, 023332, 2020. G. Poux-Médard, Romualdo Pastor-Satorras, Claudio Castellano

The identification of which nodes are optimal seeds for spreading processes on a network is...

2019, Dec 18 — 1 minute read