Patent ID: 11881873
Assignee: INSPUR SUZHOU INTELLIGENT TECHNOLOGY CO., LTD.
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. The method according to claim 1, wherein a parameter of peak signal to noise ratio (PSNR) is used to assess similarities of data blocks, and the calculation formula of the PSNR is:, PSNR
  =
  
   10
   ×
   
    
     log
     10
    
    (
    
     
      
       (
       
        
         2
         n
        
        -
        1
       
       )
      
      2
     
     
      M
      ⁢
      S
      ⁢
      E
     
    
    )
   
  
 

wherein n is a bit number of a value of a sample, and MSE refers to a mean squared error.