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Table 1 Formal context of example

From: A research on syndrome element differentiation based on phenomenology and mathematical method

 

a1

a2

a3

a4

a5

a6

a7

a8

a9

o1

1

1

    

1

  

o2

1

1

    

1

1

 

o3

1

1

1

   

1

1

 

o4

1

 

1

   

1

1

1

o5

1

1

 

1

 

1

   

o6

1

1

1

1

 

1

   

o7

1

 

1

1

1

    

o8

1

 

1

1

 

1