Abstract: This paper proposes an integrated method for real-time passenger counting and street-level monitoring in public transportation vehicles. Unlike previous flow-based approaches, the proposed ...
Abstract: Ultrasonic flow meter which provides non-invasive no-moving-parts construction is one of the fasted-growing technologies in flow gauging. Based on the general elasticity theory, this paper ...
Female moths don’t rely on sight or smell alone. They can also hear stressed plants. Scientists found that these insects detect ultrasonic clicks from plants under drought stress and use them when ...
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