Patent ID: 11921169
Assignee: WUHAN UNIVERSITY
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The method according to claim 6, wherein calculating the induced ordered weighted averaging operator and its induction vector comprises:
determining an induced variable uk of the device to be diagnosed, and assigning values to the induced variable based on data preliminarily calculated in previous steps;
defining an ordered weighted averaging operator F to satisfy, F
      ⁡
      
        (
        
          
            〈
            
              
                u
                1
              
              ,
              
                a
                1
              
            
            〉
          
          ,
          …
          ⁢
          
            
          
          ,
          
            
          
          ⁢
          
            〈
            
              
                u
                
                  N
                  
                    S
                    ⁢
                    E
                    ⁢
                    C
                  
                
              
              ,
              
                a
                
                  N
                  
                    S
                    ⁢
                    E
                    ⁢
                    C
                  
                
              
            
            〉
          
        
        )
      
    
    =
    
      
        ∑
        
          k
          =
          1
        
        
          N
          
            S
            ⁢
            E
            ⁢
            C
          
        
      
      ⁢
      
        
          ω
          k
        
        ⁢
        
          b
          k
        
      
    
  
  ,, where ω=(ω1, ω2, . . . , ωk, . . . , ωNSEC) is a weighted vector,, ω
      k
    
    ∈
    
      [
      
        0
        ,
        1
      
      ]
    
  
  ,
  
    
      
        
          ∑
          
            k
            =
            1
          
          
            N
            
              S
              ⁢
              E
              ⁢
              C
            
          
        
        ⁢
        
          ω
          k
        
      
      =
      1
    
    ;
    
      〈
      
        
          u
          k
        
        ,
        
          a
          k
        
      
      〉, is called an OWA pair, bk is a k-th element in {u1, u2, . . . , uNSEC} when arranged in an descending order/ascending order that corresponds to a second component ak in the OWA pair, and a first component uk in uk, ak is called an induced component, and a second component ak is a numerical component,
wherein when uk1=uk2, then ak1 and ak2 is divided equally during an assembly process of the OWA pair:, 〈
    
      
        u
        
          k
          ⁢
          1
        
      
      ,
      
        
          1
          2
        
        ⁢
        
          (
          
            
              a
              
                k
                ⁢
                1
              
            
            +
            
              a
              
                k
                ⁢
                2
              
            
          
          )
        
      
    
    〉
  
  ,
  
    〈
    
      
        u
        
          k
          ⁢
          2
        
      
      ,
      
        
          1
          2
        
        ⁢
        
          (
          
            
              a
              
                k
                ⁢
                1
              
            
            +
            
              a
              
                k
                ⁢
                2
              
            
          
          )
        
      
    
    〉
  
  ,, where k1 and k2 represent two different values of k, uk1 and uk2 represent two different values of uk, and ak1 and ak2 represent numerical components of ak.