TDSRC: A Task-Distributing System of Crowdsourcing Based on Social Relation Cognition

Algorithm 1

Dynamic updating of the AVs.

Input: communication times of and his friends for different keywords;
Output: ability value for node ;
: number of ability types;
: number of ’s friends;
(1)	For
(2)	//Normalization of the initial AVs for node .
(3)	End for;
(4)	k = 1; j = 1;
(5)	Do while k ≤ n
(6)	Do while j ≤ m
(7)	//Dynamic updating of AVs of
(8)	j = j + 1;
(9)	End Do;
(10)	k = k + 1;
(11)	End Do;