Research

Topics of interest

  • Data science, Data mining, Machine learning, Information retrieval.

Some keywords

  • Pattern mining, clustering, anomaly detection, trajectory mining, perception, approximation, formal concept analysis, hypergraph transversal computation.

Projects (participation)

  • LiFE (Social Link and Equitable Funding), PACA Labs, 2015-2016.
  • FODOMUST (Multi-Strategy Data Mining), ACI Masse de données, 2004-2007.
  • BINGO (Inductive and Genomic Databases), ACI Masse de données, 2004-2007.
  • CYRANO (Active Personalized Replication System of Audiovisual Streams on Internet), RNRT, 2000-2002.

Supervision of PhD students

Current

  • Zakaria ZOUAOUI, Artificial intelligence for predictive maintenance: Application to railways, PhD thesis started in June 2022, LIS, Aix-Marseille University (AMU), SCLE (Systems for Energy and Rail). Supervisor: Mohamed Quafafou.

Former

  • Feda ALMUHISEN, Leveraging formal concept analysis and pattern mining for moving object trajectory analysis, PhD thesis defended in December 2018, LIS, Aix-Marseille University (AMU). Supervisor: Mohamed Quafafou.
  • Hafida NAIM, Web service networks: Construction, analysis and applications, PhD thesis defended in December 2017, LSIS, Aix-Marseille University (AMU). Supervisor: Mohamed Quafafou.
  • Anis ISMAIL, Communities in semantic peer-to-peer networks, PhD thesis defended in July 2010, LSIS, University of Aix-Marseille II. Supervisors: Mohamed Quafafou et Mohammad Hajjar.

Supervision of Master thesis students

Former

  • Saad MEKKAOUI, Contextual detection of tweets and profiles, Master SIS (Aix-Marseille University), LSIS, 2017.
  • Wafik MAHMOUDI, Geolocated formal concepts: Extraction and visualization, Master SIS (Aix-Marseille University), LSIS, 2016.
  • Hoang Long LE, Analysis and evaluation of pattern extraction algorithms, Master SIS (Aix-Marseille University), LSIS, 2015.
  • Leila DHIFALLAH, Top-k minimal transversals of a hypergraph, Master SIS (Aix-Marseille University), LSIS, 2014.
  • Ning DENG, Approximation of minimal hypergraph transversals, Master of Computer Science (University of Montpellier II), LSIS, 2013.
  • Amani BEN NEJMA, Approximation of formal concepts and application to machine learning, Master SIS (University of Aix-Marseille II), LSIS, 2011.
  • Ahmed GMATI, Emergence of knowledge from web universes, Master SIS (University of Aix-Marseille II), LSIS, 2009.

PhD committees

  • Meryem BENDELLA, Social networks data mining for detection and retrieval, defended in December 2019, LIS, Aix-Marseille University (AMU). Supervisors: Mohamed Quafafou et Zahi Jarir. Role: Examiner.
  • Mustapha AZNAG, Probabilistic topic modeling of web services, defended in July 2015, LSIS, Aix-Marseille University (AMU). Supervisors: Mohamed Quafafou et Zahi Jarir. Role: Examiner.

Organizing committees

  • 9th French speaking International Conference on Data Science (CIFSD), June 9-11, 2021, Marseille, France. Role: chair of the organizing committee.
  • XXVIIIth congress on Computer Science for Organizations, and Information and Decision Systems (INFORSID), May 25-28, 2010, Marseille, France. Role: member of the organizing committee.

Programme committees

  • Program committee member of the SGAI International Conference on Artificial Intelligence (AI), from 2003 to now.
  • Program committee member of the Conference on Artificial Intelligence and Machine Learning (CAIML), from 2020 to 2022.
  • Program committee member of the workshop « Interactions, Contexts, Traces » (ICT), 2009 and 2010.

Referee and additional reviewer

  • Referee for the Journal of Information Systems Engineering (ISI), special issue on « Interactions, Contexts, Traces », 2011.
  • Additional reviewer for the French conference of Information System (INFORSID), 2009.
  • Additional reviewer for the European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD), 2002, 2004, and 2005.
  • Additional reviewer for the International Conference on Information & Communication Technologies: From Theory to Applications (ICTTA), 2004 and 2006.
  • Additional reviewer for the IEEE International Conference on Communications (ICC), 2004.