I am currently in Barcelona, Spain for a 2nd internship with Telefónica Research.
Martin Pielot, Bruno Cardoso, Kleomenis Katevas, Joan Serrà, Aleksandar Matic, Nuria Oliver, "Beyond interruptibility: predicting opportune moments to engage mobile phone users", Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT).
Check out our demo "Detecting Group Formations using iBeacon Technology" at ACM MobiSys 2017, Niagara Falls, NY, USA, June 2017. Video at https://vimeo.com/kkatevas/mobisys17-demo.
Kleomenis Katevas, Ilias Leontiadis, Martin Pielot, Joan Serrà, "Practical Processing of Mobile Sensor Data for Continual Deep Learning Predictions", 1st International Workshop on Embedded and Mobile Deep Learning in conjunction with ACM MobiSys 2017, Niagara Falls, NY, USA, June 2017.