"Smart Blind Stick prototype using Arduino, ultrasonic sensing, and buzzer alerts to help visually impaired users detect nearby obstacles. Lightweight PVC design, rechargeable power unit, and ...

I wanted to build a sensor to determine the state of my garage door—open or closed—and send that state to Home Assistant so I can display the status in a dashboard and build automation from it (e.g.

Abstract: In the emerging field of mobile robotics, Simultaneous Localization and Mapping (SLAM) of robots play an increasingly important role. In spite of the availability of various algorithms and ...