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Signal Spectra
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MUMT 307
MUMT 307
: Week #2
Signal Spectra
Time-Domain Waveforms
Why is the spectral view useful?
How is a spectrum obtained?
The FFT
Time / Frequency Resolution
Audio Metrics
Peak Signal Level
Signal Average or Mean
Signal Energy
Signal Power
Signal Variance
Signal Metrics for a Sinusoidal Signal
Audio Processing in Matlab
Matlab Vectors and Matrices
A Couple Examples
Matlab Audio I/O
Envelopes in Matlab
Computing Audio Spectra in Matlab
Writing Matlab Functions
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