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A Cheap Soil Sensor Saved My Fragile Houseplants. Here's How

A Cheap Soil Sensor Saved My Fragile Houseplants. Here's How ...
CNET

TMR vs. Hall Effect Controllers: Battle of the Magnetic Sensing Tech

While TMR works differently, it's a similar concept to Hall effect devices. When you move a TMR joystick, it moves a magnet ...
WHYY

New network of 76 air monitors throughout Philadelphia provides detailed look at air quality

“Our monitor caught it immediately,” said Palak Raval-Nelson, Philadelphia public health commissioner. This new Stinger Square Park sensor is part of a network of 76 air quality sensors throughout the ...
Hackaday

Real-Time 3D Room Mapping With ESP32, VL53L5CX Sensor And IMU

ST’s VL53L5CX is a very small 8×8 grid ranging sensor that can perform distance measurements at a distance of up to 4 meters. In a recent video,[Henrique Ferrolho] demonstrated that ...
IEEE

Sensor Location Strategy and Scaling Rate Inference for Origin-Destination Demand Estimation

Abstract: The goal of sample-data-based origin-destination (O-D) demand estimation is to aggregate the location data into the traffic network. Inevitably, the scaling rate, which expands the estimated ...
IEEE

Robust Radio Tomographic Imaging under Sensor Location Uncertainty

Abstract: Radio Tomographic Imaging (RTI) has wide applications in detection and tracking of targets which does not require any sensor to be attached with the target, consequently it leads to device ...