Patent ID: 11875523
Assignee: SHANGHAITECH UNIVERSITY
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. The adaptive stereo matching optimization method according to claim 4, wherein the resource constraint condition of the processing system comprises: energy constraint, response time constraint, and heat constraint; the adjusting of the execution cycle in the adaptive stereo matching model in real time through the DVFS algorithm includes:
converting the exponential function model into a quality quadratic programming (QP) model, and obtaining a quality formula as follows:, ∑
        i
       
       
        (
        
         
          
           ℱ
           
            e
            ,
            i
           
          
          (
          
           
            o
            i
           
           +
           
            Δ
            ⁢
            
             o
             i
            
           
          
          )
         
         -
         
          
           ℱ
           
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          (
          
           o
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        )
       
      
      =
      
       
        ∑
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         +
         
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           -
           
            
             o
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             b
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        )
       
      
     
     ;
    
   
   
     
   
  
 

wherein, ai,bi are specific function parameters; oi is an initial execution cycle; Δoi is an execution cycle to be improved;
after Taylor formula expansion and a certain number of derivations, a transformation formula is obtained as follows:, ∑
       i
      
      
       
        a
        i
       
       (
       
        
         
          (
          
           
            1
            
             2
             ⁢
             
              b
              1
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           ⁢
           
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         ⁢
         Δ
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          o
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          2
         
        
        +
        
         
          (
          
           
            -
            
             1
             
              b
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           ⁢
           
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             -
             
              
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               b
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          )
         
         ⁢
         Δ
         ⁢
         
          o
          i
         
        
       
       )
      
     
     ;
    
   
   
     
   
  
 

 wherein,
the transformation formula satisfies the resource constraint condition of the processing system.