There are forearm-based heart rate monitors, wrist-based heart rate monitors, smartwatches, fitness trackers and even ...

Abstract: In this paper, we present a simple-structure Pedestrian Dead Reckon (PDR) system based on commercial IMU sensor and UWB ranging system. In PDR system, the accuracy of step and heading angle ...

Abstract: Poor air quality is a global problem that affects human health and ecosystems all over the world. For that reason, many countries invest in networks of reference monitoring stations that ...