使用雷达测量心率和呼吸频率项目（4）-获取雷达数据的模块

查找和跟踪峰值Find and track peaks

if np.sum(amplitude)/data_length > 1e-6:
            max_peak_index = np.argmax(power)
            max_peak_amplitude = amplitude[max_peak_index]
            if self.first_data: