About

I am a PhD student working on the scalability and privacy aspects of recommender systems. My advisors are Teddy Furon and Laurent Amsaleg. I also work with the Alcatel-Lucent Bell Labs team at Paris.

Publications

Beyond "project and sign" for cosine estimation with binary codes
Raghavendran Balu; Teddy Furon ; Hervé Jégou
ICASSP - International Conference on Acoustics, Speech, and Signal Processing, May 2014, Florence, Italy.
pdf slides code
Challenging differential privacy: the case of non-interactive mechanisms
Raghavendran Balu; Teddy Furon ; Sébastien Gambs
ESORICS - European Symposium on Research in Computer Security, Sep 2014, Wroclaw, Poland. Springer-Verlag, 8657, LNCS

(Best student paper award at ESORICS 2014)
pdf slides
Sketching techniques for very large matrix factorization
Raghavendran Balu; Teddy Furon; Laurent Amsaleg
ECIR - 38th European Conference on Information Retrieval, 2016, Padoue, Italy.
Differentially Private Matrix Factorization using Sketching Techniques
Raghavendran Balu; Teddy Furon ;
IH&MMSec - ACM workshop on Infomation Hiding and MultiMedia SECurity, Jun 2016, Vigo, Spain.