Research Article

Using Graph Representation in Host-Based Intrusion Detection

Algorithm 2

CalcAdjacency .
Require: graph , system call sequences , pattern weight function
Ensure: adjacency , node index map
(1)Initialization: Create an empty map , a zero matrix
(2)index  0
(3)for each do:
(4)  
(5)end for
(6)for each do:
(7)  for to do:
(8)    
(9)    
(10)    
(11)  end for
(12)end for
(13)