LECTURE 05: PERCEPTION AND MASKING

• Objectives:
  
  
  • Frequency and temporal masking
    
    
  • Introduce other impairments such as echo and appreciate how they impact speech processing systems
    
    
  • Appreciate how we can exploit properties of masking in speech analysis
    
    
  • Summarize our digital models/approximations

Note that this lecture is primarily based on material from the course textbook:

X. Huang, A. Acero, and H.W. Hon, Spoken Language Processing - A Guide to Theory, Algorithm, and System Development, Prentice Hall, Upper Saddle River, New Jersey, USA, ISBN: 0-13-022616-5, 2001.

In addition, information from:

D. O'Shaughnessy, Speech Communications: Human and Machine, IEEE Press, ISBN: 0-7803-3449-3, 2000.

has been used.