https://ieeexplore.ieee.org/abstract/document/8589770/

A Hanif, M Iqbal, F Munir - 2018 IEEE SENSORS, 2018

In current era, the world is becoming more and more tetherless. A wide range of applications relies on wireless signals. In this paper, we demonstrate a system that senses movement of person behind a wall and predicts number of moving persons …