no code implementations • 7 Apr 2022 • Pai Chet Ng, Petros Spachos, James She, Konstantinos N. Plataniotis
Given the fingerprint observed by the smartphone, the user's current location can be estimated by finding the top-k similar fingerprints from the list of fingerprints registered in the database.
no code implementations • 2 Aug 2021 • Pai Chet Ng, Petros Spachos, Stefano Gregori, Konstantinos Plataniotis
We focus on two personal devices that are intimate to the user: smartphones and wearables.
no code implementations • 8 Jul 2020 • Pai Chet Ng, Petros Spachos, Stefano Gregori, Konstantinos Plataniotis
More precisely, a user is notified of their exposure based on their interactions, in terms of distance and time, with a patient.
2 code implementations • 28 May 2020 • Pai Chet Ng, Petros Spachos, Konstantinos Plataniotis
SCT's contribution is two-fold: a) classification of the user's contact as high/low-risk using precise proximity sensing, and b) user anonymity using a privacy-preserving communications protocol.