Table 3:
Means and standard deviations for all 16 spectral and temporal features estimated from spectrograms of 169 coppery titi monkey (Plecturocebus cupreus) pulse-chirp vocalizations from 30 individuals.
| Element | Parameter | Mean ± SD | Range |
|---|---|---|---|
| Pulse Element | Number of pulses | 8.9 ± 2.9 | 4 – 19 |
| Mean inter-quartile bandwidth (kHz) | 1014.8 ± 499.4 | 107.7 – 2340.0 | |
| Mean center frequency (kHz) | 4598.6 ± 679.6 | 2091.8 – 6770.1 | |
| Duration of pulse element (s) | 2.3 ± 0.8 | 1.0 – 4.8 | |
| Pulse rate (# of notes/pulse duration) | 0.26 ± 0.03 | 0.19 – 0.42 | |
| Chirp Notes | Mean note bandwidth (kHz) | 423.3 ± 137.1 | 201.0 – 861.3 |
| Mean note highest frequency (kHz) | 5036.0 ± 514.5 | 3722.9 – 6664.0 | |
| Mean note lowest frequency (kHz) | 4135.3 ± 491.8 | 3072.4 – 5741.4 | |
| Duration of chirps (s) | 3.2 ± 1.4 | 0.6 – 10.3 | |
| Duration of time vocalizing (s) | 0.8 ± 0.5 | 0.1 – 3.1 | |
| Number of chirps | 7.1 ± 2.7 | 2 – 18 | |
| Minimum bandwidth (kHz) | 257.9 ± 112.2 | 86.1 – 775.2 | |
| Maximum bandwidth (kHz) | 641.2 ± 197.8 | 258.4 – 1378.1 | |
| Highest frequency of all chirps (kHz) | 5456.9 ± 553.2 | 3839.6 – 6756.4 | |
| Highest frequency first note (kHz) | 4490.1 ± 601.8 | 3103.6 – 6617.8 | |
| Highest frequency last note (kHz) | 5302.3 ± 646.7 | 3545.3 – 6756.4 |