Patent ID: 11967115
Assignee: WUHAN TEXTILE UNIVERSITY
Field: Computer technology (Electrical engineering)
Classification: CPC G  A  Y | IPC A  G

Claim 2:
3. The color matching evaluation method combining the similarity measure and the visual perception according to claim 1, wherein in Step 3 of generating corresponding palettes using an intelligent color recommendation system based on an image translation model, a target function of the image translation model is as shown in Formulas III to V,, L
        
         c
         ⁢
         G
         ⁢
         A
         ⁢
         N
        
       
       (
       
        G
        ,
        D
       
       )
      
      =
      
       
        
         E
         
          x
          ,
          y
         
        
        [
        
         log
         ⁢
         
          D
          ⁡
          (
          
           x
           ,
           y
          
          )
         
        
        ]
       
       +
       
        
         E
         
          x
          ,
          z
         
        
        [
        
         log
         ⁡
         (
         
          1
          -
          
           D
           ⁡
           (
           
            x
            ,
            
             G
             ⁡
             (
             
              x
              ,
              z
             
             )
            
           
           )
          
         
         )
        
        ]
       
      
     
     ;
    
   
   
    
     Formula
     ⁢
        
     III
    
   
  
 

 
  
   
    
                      
     
      
       
        
         L
         
          L
          ⁢
          1
         
        
        (
        G
        )
       
       =
       
        
         E
         
          x
          ,
          y
          ,
          z
         
        
        [
        
         
          
          
           y
           -
           
            G
            ⁡
            (
            
             x
             ,
             z
            
            )
           
          
          
         
         1
        
        ]
       
      
      ;
     
    
   
   
    
     Formula
     ⁢
        
     IV
    
   
  
 

 
  
   
    
                      
     
      
       
        G
        *
       
       =
       
        
         arg
         
          min
          G
         
         
          max
          D
         
         
          
           L
           
            c
            ⁢
            G
            ⁢
            A
            ⁢
            N
           
          
          (
          
           G
           ,
           D
          
          )
         
        
        +
        
         λ
         ⁢
         
          
           L
           
            L
            ⁢
            1
           
          
          (
          G
          )
         
        
       
      
      ;
     
    
   
   
    
     Formula
     ⁢
        
     V
    
   
  
 

wherein LcGAN(G,D), LL1(G), E respectively represent loss of a network model, L1 normal form loss, and a mathematical expectation of a distribution function; x, y, z, G, D, λ respectively represent weights of a real image, a generated false image, random noise, a generator, a discriminator, and the L1 loss; and G* represents a target function of a generator of the image translation model applicable to the intelligent color recommendation system.