Patent ID: 11915488
Assignee: CONTINENTAL AUTONOMOUS MOBILITY US, LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 16:
17. The method of claim 15, wherein the loss function Lck is represented by, L
   c
   k
  
  =
  
   
    1
    
     
      W
      ϕ
     
     ⁢
     
      H
      ϕ
     
    
   
   ⁢
   
    
     ∑
     
      x
      =
      1
     
     
      W
      ϕ
     
    
     
    
     
      ∑
      
       y
       =
       1
      
      
       H
       ϕ
      
     
      
     
      
       (
       
        
         
          ϕ
          ⁡
          (
          
           I
           
            k
            ,
            G
           
          
          )
         
         
          x
          ,
          y
         
        
        -
        
         
          ϕ
          ⁡
          (
          
           I
           k
          
          )
         
         
          x
          ,
          y
         
        
       
       )
      
      2
     
    
   
  
 

where ϕ is a feature map produced by a convolutional layer of the neural network, and Wϕ and Hϕ are a width and a height of the feature map for a given image Ik, the loss function Lck penalizes error in regions of the low-light images.