# jemdoc: menu{MENU}{index.html}, showsource = Stefan Magureanu PhD Student at KTH Royal Institute of Technology ([magur@kth.se]) ~~~ {}{img_left}{pic.jpg}{alt text}{}{}{IMGLINKTARGET} ~~~ ~~~ I am currently a member of the Automatic Control Department at KTH, under the supervision of [http://people.kth.se/~alepro/ prof. Alexandre Proutiere] and [http://people.kth.se/~mikaelj/ prof. Mikael Johansson]. ~~~ My research interests include: - Machine learning, with a focus on efficient reinforcement learning - Recommendation and personalization systems - Search engines and learning-to-rank - Communication networks == News Sept. 2017 : Our paper was accepted for the ACM SIGMETRICS 2018 conference: S. Magureanu, [http://people.kth.se/~alepro/ A. Proutiere], Marcus Isaksson (Spotify AB), Boxun Zhang (Spotify AB), "Online Learning of Optimally Diverse Rankings". Sept. 2017 : Our paper has been accepted as a spotlight presentation in NIPS 2017: S. Magureanu, [https://dl.dropboxusercontent.com/u/19365883/site/index.html R. Combes], [http://people.kth.se/~alepro/ A. Proutiere], "Minimal Exploration in Structured Stochastic Bandits".