According to the overlap of the respiration and heartbeat frequency spectra, an adaptive LMS algorithm has been adopted to reduce the correlative noise and to form a more ideal heartbeat waveform.

针对呼吸、心动信号频谱有重叠的特征，采用自适应lms算法对信号进行相关噪声抵消处理，从而获取较为理想的心动信号。

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The researchers have devised a method that allows the generation of energy by converting low-frequency vibrations from body movement, heartbeat, blood flow, and the wind into electricity.

这项研究成果可以将人体移动，心跳，血流等低频振动转化为电能。

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An ablation sends radio frequency energy into the part of the heart that is causing the irregular heartbeat and kills the cells that cause the problem.

CNN: Procedure could pinpoint source of arrhythmia