说明：  ECG心电图 峰值检测 Inputs ecg : raw ecg vector fs : sampling frequency view : display span of the signal e.g. 8 seconds (8 seconds is the default) Outputs indexes and amplitudes of R_i, R_amp, etc heart_rate computed heart rate buffer_plot : processed signal
(ECG peak detect analysis Inputs ecg : raw ecg vector fs : sampling frequency view : display span of the signal e.g. 8 seconds (8 seconds is the default) Outputs indexes and amplitudes of R_i, R_amp, etc heart_rate computed heart rate buffer_plot : processed signal)