Research Article

Heuristic Algorithm for Cross-Platform Credit Risk Transmission Based on Hybrid Strategies

Algorithm 5

Community division and local key nodes searching (CDLS).
Input: , M,{<node, influence>}
Output: Community set , where  = {key nodes set for community }
(1),
(2) For each node in node set
  Calculate the centrality of node
 endfor
(3) Repeat
   Select the node with the largest degree of centrality
   ,
   For each node and
    If and
    
   Endif
  Endfor
  
 Until nodes in node set are all divided
(4)For each community
   For each node in community set
  Find the sum of influence ( generated by node obtained by algorithm 2
  Endfor
  For each node in community set
   If and
    
    Endif
  Endfor
  
 Endfor
(5) Return ;