Publications

Bayesian Mean-parameterized Nonnegative Binary Matrix Factorization
Lumbreras A., Filstroff L., Févotte C.
Data Mining and Knowledge Discovery (2020)

Closed-form Marginal Likelihood in Gamma-Poisson Matrix Factorization
Filstroff L., Lumbreras A., Févotte C.
International Conference on Machine Learning (2018)

Role detection in online forums based on growth models for trees
Lumbreras A., Jouve B., Velcin J., Guégan M.
Social Network Analysis and Mining (2017)

Non-parametric clustering over user features and latent behavioral functions with dual-view mixture models
Lumbreras A., Guégan M., Velcin J., Jouve B.
Computational Statistics (2016)

Analyse des rôles dans les communautés virtuelles : définitions et premières expérimentations sur IMDb
Lumbreras A., Lanagan J., Velcin J., Jouve B.
Modèles et Analyses Réseau : Approches Mathématiques et Informatiques (2013)

An insight into the Analysis of Roles in IMDb.
Lumbreras A., Lanagan J, Jouve B., Velcin J.
Workshop on Complexity in social systems: from data to models, Cergy Pontoise (95), 27-28 (2013)

Applying trust metrics based on user interactions to recommendation in social networks
Lumbreras A., Gavaldà R.
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining
Social Knowledge Discovery and Utilization Workshop (2012)

Tecnopolítica: la potencia de las multitudes conectadas. El sistema red 15M, un nuevo paradigma de la política distribuida
Toret J. (coord.), Aguilera M., Aragón P., Calleja A., Lumbreras A., Marín Ó
Ed.: Universitat Oberta de Catalunya (2012)


Generative models of online discussion threads (Tutorial)
Aragón P., Gómez V., Lumbreras A., Kaltenbrunner A.
The 2018 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining


Automatic Role Detection in Online Forums
PhD Thesis. Université Lyon 2 - Technicolor (2016)
Supervised by: Bertrand Jouve, Julien Velcin, Marie Guégan

Towards Trust-Aware Recommender Systems.
Masther’s Thesis. Master on Artificial Intelligence. Universitat Politècnica de Catalunya. (2012)
Supervised by: Ricard Gavaldà.