XDA Developers on MSN

5 ESP32 projects that turned out more useful than any store-bought smart device

Local-first wins.
IEEE

Integrated BLE PIFA Sensor with Machine Learning for Liquid Level Detection in IoT Applications

Abstract: This paper presents an integrated Bluetooth Low Energy (BLE) planar inverted-F antenna (PIFA) sensor designed for noncontact liquid level detection using microwave sensing in the 2.4 GHz ISM ...
IEEE

Smoothed Frame-Level SINR and Its Estimation for Sensor Selection in Distributed Acoustic Sensor Networks

Abstract: Distributed acoustic sensor network (DASN) refers to a sound acquisition system that consists of a collection of microphones randomly distributed across a wide acoustic area. Theory and ...
SciELO

Inorganic-Organic-Based Hybrid Sensors for Water Purification: A Review on the Optical Detection and Adsorption of Cadmium and Chromium Ions

Sources of HMs pollution (a) and potential diseases that may affect humans as a result of exposure to HM ions (b).