Patent ID: 11941815
Assignee: TOYOTA MOTOR EUROPE
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 2:
3. The method of claim 1, wherein step h comprises minimizing the following value:, 1
      l
    
    ⁢
    
      
        ∑
        
          i
          =
          1
        
        l
      
      ⁢
      
        
      
      ⁢
      
        L
        ⁡
        
          (
          
            
              
                ϕ
                ″
              
              ⁡
              
                (
                
                  x
                  i
                  ″
                
                )
              
            
            ,
            
              y
              i
            
          
          )
        
      
    
  
  +
  
    λ
    ⁢
    
      1
      u
    
    ⁢
    
      
        ∑
        
          j
          =
          
            l
            +
            1
          
        
        
          l
          +
          u
        
      
      ⁢
      
        
      
      ⁢
      
        L
        ⁡
        
          (
          
            
              
                ϕ
                ″
              
              ⁡
              
                (
                
                  
                    x
                    _
                  
                  j
                  ′
                
                )
              
            
            ,
            
              
                y
                _
              
              j
            
          
          )
        
      
    
  

wherein:
l is the number of image in the fourth plurality of foggy images,
xi″ is an image of index i in the fourth plurality of foggy images,
yi is the predefined semantic segmentation of image xi″,
L(x, y) is the cross entropy loss function of x and y,
ϕ″(xi″) is the output of the semantic segmentation model,
u is the number of images in the second plurality of foggy images,, λ
    =
    
      
        u
        l
      
      ×
      w
    
  
  ,

 with w being a predefined weight,
xj′ is an image of the second plurality of foggy images, and
yj is the semantic segmentation of image xi″ obtained in step f.