Arduino’s open-source platform makes it easy for makers, students, and hobbyists to build powerful multi-sensor projects for home automation, monitoring, and IoT applications. From motion and gas ...

Building Arduino projects with multiple sensors can unlock powerful environmental monitoring, automation, and IoT applications. From DHT11 temperature sensors to motion, gas, and light detectors, ...

Abstract: Partial discharge serves as a critical early indicator of insulation failure in electrical equipment. While ultrasonic detection offers advantages in interference resistance and localization ...

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Abstract: This paper presents a real-time object detection and tracking algorithm for forward-looking sonar image sequences to enhance navigation and obstacle avoidance algorithms for autonomous ...

cv2.putText(frame, 'Status : Detecting ', (40,40), cv2.FONT_HERSHEY_DUPLEX, 0.8, (255,0,0), 2) cv2.putText(frame, f'Total Persons : {person-1}', (40,70), cv2.FONT ...

Step 1 — Chunking: Each 20-second WAV is sliced into 0.5-second windows. Step 2 — Spectrograms: Each chunk is converted to a 2D image via STFT. Only the 18–80 kHz band is kept (bat call range).

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