Patent ID: 11894146
Assignee: MENTAL HEALTH TECHNOLOGIES, INC.
Field: Medical technology (Instruments)
Classification: CPC G | IPC G

Claim 14:
15. The method according to claim 1, wherein the correlation coefficient is one of a linear correlation coefficient or a non-linear correlation coefficient, wherein the linear correlation coefficient comprising a Pearson's Correlation coefficient calculated as follows:, r
  =
  
    
      
        Σ
        ⁡
        
          (
          
            x
            -
            
              x
              ¯
            
          
          )
        
      
      ⁢
      
        (
        
          y
          -
          
            y
            ¯
          
        
        )
      
    
    
      
        
          
            Σ
            ⁡
            
              (
              
                x
                -
                
                  x
                  ¯
                
              
              )
            
          
          2
        
      
      ⁢
      
        
          
            Σ
            ⁡
            
              (
              
                y
                -
                
                  y
                  ¯
                
              
              )
            
          
          2
        
      
    
  

wherein r is a treatment rank, wherein y is an instantaneous score, y is a mean score, x is an instantaneous time duration, x is a mean time duration,
the non-linear correlation coefficient comprising a Spearman's Correlation coefficient p calculated as follows:, ρ
  =
  
    
      6
      ⁢
      Σ
      ⁢
      
        
      
      ⁢
      
        
          d
          i
        
        2
      
    
    
      n
      ⁡
      
        (
        
          
            n
            2
          
          -
          1
        
        )
      
    
  

where di=rq(xi)−rg(yi), which is a difference between ranks or relative positions of two variables rq(xi) and rg(yi), and n=total number of observations.