Documents

5707 3 Speech Rec

Description
5707 3 Speech Rec
Categories
Published
of 39
All materials on our website are shared by users. If you have any questions about copyright issues, please report us to resolve them. We are always happy to assist you.
Related Documents
Share
Transcript
  Ch3: Speech Recognition An example of a speech recognition system Audio signal processing Ch3. , v.3a 1  Audio signal processing Ch3. , v.3a 2 Overview  (A) Recognition procedure  (B) Dynamic programming  Audio signal processing Ch3. , v.3a 3 (A) Recognition Procedures  Preprocessing for recognition  endpoint detection  Pre-emphasis  windowing  distortion measure methods  Comparison methods  Vector quantization  Dynamic programming  Hidden Markov Model  Audio signal processing Ch3. , v.3a 4 LPC processor for a 10-word isolated speech recognition system Steps 1. End-point detection 2. Pre-emphasis -- high pass filtering 3. (3a) Frame blocking and (3b) Windowing 4. Auto-correlation analysis 5. LPC analysis, 6. Find Cepstral coefficients, 7. Distortion measure calculations
We Need Your Support
Thank you for visiting our website and your interest in our free products and services. We are nonprofit website to share and download documents. To the running of this website, we need your help to support us.

Thanks to everyone for your continued support.

No, Thanks