Patent ID: 11954599
Assignee: INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCES
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 2:
3. The BINet-based person search method according to claim 2, wherein the step of calculating the first loss value between the first feature and the second feature by the preset first loss function is implemented according to the following formula:, L
      fi
    
    =
    
      
        1
        
          N
          ⁡
          
            (
            Ω
            )
          
        
      
      ⁢
      
        
          ∑
          
            b
            ∈
            Ω
          
        
        ⁢
        
          [
          
            1
            -
            
              cos
              ⁡
              
                (
                
                  
                    
                      f
                      r
                    
                    ⁡
                    
                      (
                      b
                      )
                    
                  
                  ,
                  
                    
                      f
                      s
                    
                    ⁡
                    
                      (
                      b
                      )
                    
                  
                
                )
              
            
          
          ]
        
      
    
  
  ,

wherein Lfi represents the first loss value, fr(b) represents the second feature, fs(b) represents the first feature, Ω represents a set of candidate regions obtained from various training sample images, and N(Ω) represents a quantity of the set of candidate regions.