The fundamental frequency (f0) is the lowest frequency of a periodic waveform, measured in Hertz (Hz). It is the greatest common divisor of all the frequency components contained in a signal.
Raw Variables
Variable | Description |
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aco_ff | Fundamental frequency. Frame-wise fundamental frequency values in Hz. |
Derived Variables
Variable | Description |
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aco_ff_mean | Fundamental frequency mean. Mean of aco_ff across the audio file. |
aco_ff_std | Fundamental frequency standard deviation. Standard deviation of aco_ff across the audio file. |