Rough-Set-Based Real-Time Interest Label Extraction over Large-Scale Social Networks

Algorithm 1

Selecting center node of subgraph algorithm.

	Input: candidate user list and the followees/followers of each user.
	Output: composed of central user nodes.
(1)	sort users in by user followees;
(2)	, ;
(3)	while calist.size 0 && coreList.size  M do
(4)
(5)	for do
(6)	if  then
(7)	;
(8)	end
(9)	end
(10)	end
(11)	Output .