This project uses an HC-SR04 ultrasonic sensor to measure how close an object is. A buzzer and LED react depending on the distance, similar to a car parking sensor. < 10 cm → buzzer and LED stay on.

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Abstract: Accurate characterization of pipeline defects is crucial for maintaining structural integrity and ensuring operational safety. This study introduces an innovative pipeline defect evaluation ...

Abstract: When a code disk of a displacement sensor is exposed to dust or other impurities, it causes distortion of the grating moiré fringe signal, and thereby provides wrong displacement information ...

The model’s flawed responses to prompts involving Tibet, Taiwan, and Falun Gong raise red flags about the influence of state-aligned censorship on AI reliability, with experts calling for stronger ...

Meta is opening its AI-powered smart glasses to third-party developers, announcing a new ‘Wearables Device Access Toolkit’ that will allow mobile apps to tap into the devices’ cameras, microphones, ...