Patent ID: 11956726
Assignee: SHANDONG UNIVERSITY
Field: Digital communication (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 3:
4. The dynamic power control method for resisting multi-user parameter biased aggregation in federated learning according to claim 3, wherein the dynamic power control factor Prk(n) for resisting biased gradient aggregation is shown in Formula (XI):, P
       ⁢
       
        r
        k
        
         (
         n
         )
        
       
      
      =
      
       
        P
        ⁢
        
         r
         k
         
          (
          
           n
           -
           1
          
          )
         
        
       
       +
       
        
         ❘
         "\[LeftBracketingBar]"
        
        
         
          1
          q
         
         ⁢
         
          
           
            ∑
             
           
           
            i
            =
            1
           
           q
          
          [
          
           
            1
            
             
              
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               k
               ,
               i
              
              
               (
               n
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             =
             
              
               v
               ˆ
              
              i
              
               (
               n
               )
              
             
            
           
           -
           
            1
            
             
              
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               k
               ,
               i
              
              
               (
               n
               )
              
             
             ≠
             
              
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              i
              
               (
               n
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          ]
         
        
        
         ❘
         "\[RightBracketingBar]"
        
       
      
     
     ,
    
   
   
    
     (
     XI
     )
    
   
  
 

wherein {circumflex over (v)}i(n) and gk,i(n) are ith parameters of model parameter aggregation result {circumflex over (v)}(n) indicating that weights are equal at aggregation pre-processing and the vector gk(n) shared by kth user, respectively.