Consumers Team Detection Model Based on Trust for Multi-Level

Algorithm 1

Trust-based algorithm for multilevel local community detection.

	Input: Multilayer graph
	Output: Local community C for
1:
2:
3:	while node
4:	; // Utilize formula (9) to obtain the seed node
5:	;
6:	for node do
7:	if then // Utilize formulas (5) and (8) to determine whether it is intralayer or interlayer expansion
8:	if then // Utilize formulas (3) and (4) to determine the intralayer nodes to be detected
9:	// Combine the nodes to be detected to the local community C
10:	else // Remove the nodes to be detected to set S
11:	end if
12:	else // Otherwise, it is interlayer expansion
13:	if // Utilize formulas (6) and (7) to determine the interlayer nodes to be detected
14:	// Combine the nodes to be detected to the local community C
15:	else // Remove the nodes to be detected to set S
16:	end if
17:	end if
18:
19:	: End for
20:	;
21:	end while
22:	retrun C
23:	end