A Heuristic Algorithm for Optimal Service Composition in Complex Manufacturing Networks

Algorithm 3

Utility _Backward_Search.

Data:

Result: ,

1  begin

2  set

3  move into

4  while then

5   find

6   if exists

7   for each

8   ,

9   if

10   

11   

12   

13   

14   end if (line 9)

15   end (line 7)

16   end if (line 6)

17   Remove from VS

18  end (line 4)

19  return ,

20  end