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Abstract: The ballistocardiogram (BCG), a cardiac vibration signal, has been widely investigated for continuous monitoring of heart rate (HR). Among BCG sensing modalities, a hospital bed with ...

Equipment failure, fire hazards, and higher energy usage in homes and industries can be caused by electrical overloads or current flow exceeding rated specifications. This paper presents an ...

April 7, 2026 • The astronauts on Artemis II observed parts of the moon humans had never seen before. Their findings provide a scientific baseline — and sense of wonder — for future missions.