Questions tagged [voice-biometrics]

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9
votes
6answers
3k views

Is there a voiced-unvoiced pair for R or L in any language?

Voiced and unvoiced consonant pairs exist for /z/ and /s/, /g/ and /k/, /b/ and /p/, and many others. But I've never heard it for /ɹ/ or /l/. I think it's totally possible to use the vocal cords for ...
0
votes
1answer
492 views

Standard Deviation Of Fundamental Frequency Of Males and Females [closed]

I know that it fundamental frequency is usually considered to be normally distributed, and that females have a higher variance in their distribution than males. What is the variance of the fundamental ...
2
votes
2answers
156 views

Evidence of connections between f0 and a physiological parameter?

I have the impression that physiological parameters like e.g. the size of neck will alter their f0. It's just an impression but it seems to hold - I can usually guess someone's neck size over the ...
3
votes
1answer
147 views

Distinguishing inhalation and exhalation in Praat

How do I recognize and distinguish non linguistic inhaling and exhaling in the waveform or spectrogram? I can hear it in the signal but I want to write a script that recognizes inhalation and ...
2
votes
1answer
52 views

What statistical methods are appropriate to comparing e.g. VOT across different groups?

As part of forensic linguistics practice, I must assess the relative age of multiple individuals based only voice. One crucial variable is VOT, which is known to decrease with age. So, let's say ...
0
votes
2answers
374 views

What phonologically redundant features can capture the characteristic of a voice more specifically?

Background-Explanation: A sound can be described by a list of articulatory features: If the list is sufficient to determine the function of the sound in a particular language, it matches the ...
2
votes
2answers
580 views

How can I recognize someone's voice from a spectrogram? A puzzler!

Let's say I record five friends, each individually. I label the recordings 1-5. All are the same gender and the same age-range. Now, I have another recording. I am not allowed to hear the recording. ...