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Estimation Of Pitch From Speech Signals
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1)What is the nature of execution for voiced speech? 
  
2)What is the nature of excitation for unvoiced speech? 
  
3)What is the nature of excitation for silence region 
  
4)In the time domain, the voiced speech looks like 
  
5)In the time domain , the unvoiced speech looks like 
  
6)Unless specified pitch refer to 
  
7)If pitch period To and the sampling frequency Fs are given in samples, then pitch Fo can be computed as 
  
8)Cepstrum is defined as 
  
9)Autocorrelation gives 
  
10)Linear Prediction (LP) analysis involves estimation of 
  
11)SIFT method estimates pitch by the
  
12)The limitation of autocorrelation of speech method for pitch estimation is 
  

  


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