Research Article
PCG Classification Using Multidomain Features and SVM Classifier
Table 4
Summary of cepstrum-domain features.
| Feature index | Feature name | Physical meaning |
| 1-13 | Cepstrum coefficients | Cepstrum coefficients of a PCG recording | 14-26 | Cepstrum coefficients | Cepstrum coefficients of jointed S1 state | 27-39 | Cepstrum coefficients | Cepstrum coefficients of jointed systolic state | 40-52 | Cepstrum coefficients | Cepstrum coefficients of jointed S2 state | 53-65 | Cepstrum coefficients | Cepstrum coefficients of jointed diastole state |
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