COMD 5070 Spectra - FFT, LPC
Two Types of Spectrum - Types Discussed in Class:
️ FFT and LPC
Fast Fourier Transform (FFT) - What FFT Stands For:
️ Fast Fourier Transform - What an FFT Spectrum Shows Us:
️ Shows the range of harmonics that are present in sound; each peak shows...
✔️ Shows the range of harmonics that are present in sound; each peak shows a harmonic.
- This representation provides information about the frequency components of a sound signal.
- What FFT Does Not Show Well:
✔️ Formants.
- It is less effective in representing the overall shape of the frequency response of the vocal tract, which
is important for understanding speech sounds.
- Utility of FFT Display:
✔️ Useful for displaying features of the sound source.
- Primarily helps in analyzing harmonic structures, which relate to the source of sound production.
Linear Predictive Coding (LPC)
- What LPC Stands For:
✔️ Linear Predictive Coding
- What the LPC Shows Us:
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller CertifiedGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.79. You're not tied to anything after your purchase.