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CP, CPP, and cepstral F0 estimates. All entries are mean ± standard deviation over all pulse train F0s. Entries with a “–” indicate no output for that measure.
| Hillenbrand | KayPENTAX | Interpolated Cepstrum | |
|---|---|---|---|
| CP mean | 0.298 ± 0.028 | – | 0.496 ± 0.0022 |
| CP st. dev. | 0.0084 ± 0.004 | – | 0.0033 ± 0.001 |
| CPP mean, dB | 35.0 ± 3.8 | 20.5 ± 2.7 | – |
| CPP st. dev., dB | 0.78 ± 0.26 | 0.55 ± 0.43 | – |
| F0 RMS error, Hz | 4.2 | 1.6 | 0.041 |
