I am associate professor at Conservatoire National des Arts et Métiers (CNAM) since 2006. I am member of the information systems team, named Ingénierie des Systèmes d'Information et de Décision (ISID) . My research work concerns especially four areas:

• Social network: scalable filtering and recommendation algorithms and structures
• modeling, querying and indexing spatial, spatio-temporal and multi-dimensional databases
• plain-text indexing for very large databases
• automatic database scrambling

You can consult and download most of my papers here or consult DBLP.

I was member of the program committee for various conferences, including (EDBT, DBKDA, BDA, DEXA, etc) and member of the organization committee of NLDB'07. I am also reviewer for VLDB, DAMI and IS journals.

My teaching activity concerns mainly the following fields:

• databases (relational and decisional)
• information systems
• web technologies

I am (or was) involved in the following research projects: ROSES (ANR), DISCO (ANR), Scrambling (Indus.), Neuma (ANR)