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Electronics & Communications
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Speech Signal Processing Laboratory
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Cepstral Analysis of Speech
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Cepstral Analysis of Speech
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Aim
Theory
Procedure
Pre Quiz
Simulation
Post Quiz
Assignment
Slot Booking
Reference
Feedback
1)
Which method of the following computes the cepstrum of a given speech segment s(n)?
IDFT(|s(n)|).
IDFT(log|DFT(s(n))|).
IDFT(log(|s(n)|)).
IDFT(log|IDFT(s(n))|).
2)
To which of the following domains the term "quefrency" is related?
Time domain.
Frequency domain.
Phase.
Time-frequency domain.
3)
For Cepstral analysis the vocal tract and excitation components of the speech segment are
Multiplied in the frequency domain.
Convolved in the frequency domain.
Linearly combined in the frequency domain.
Cross correlated in the frequency domain.
4)
"Liftering" operation is performed in
Time domain.
Frequency domain.
Quefrency domain.
Time-frequency domain.
5)
Pitch can be estimated from the cepstrum by
Low-Time liftering.
High-Time liftering.
Filtering.
Autocorrelation.
6)
Formant parameters can be estimated from the cepstrum by
Low-Time liftering.
High-Time liftering.
Filtering.
Autocorrelation.
Cite this Simulator:
vlab.amrita.edu,. (2011). Cepstral Analysis of Speech. Retrieved 6 May 2024, from vlab.amrita.edu/?sub=59&brch=164&sim=615&cnt=1779
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