2021 Exam Paper Flashcards
1
Q
With reference to speech production, what are formants? Why do they
change as different phonemes are produced?
A
Formants are the different frequencies produced by the vocal tracts.
They change based on the position of the tongue. For example, the corner vowels is where the position of tongue is at its most extreme position (i.e. /ae/, /a/, /u/, /i/)
2
Q
Explain, with the aid of a diagram, what a vowel space is and what it is
useful for.
A
A vowel space plot maps a specific phoneme to the corresponding formant frequency.
3
Q
Why is the use of short-time magnitude measurements sometimes
preferred over short-time energy measurements in voiced/unvoiced
speech analysis?
A
