A Novel Task Allocation Algorithm in Mobile Crowdsensing with Spatial Privacy Preservation

Algorithm 1

Task allocation without privacy preservation.

Input: participants , workloads , each community profile , each actual

profile , each time treshold

Output: the allocation for each

1:for each   do

2:set each , ;

3:compute by ;

4:for each   do

5:if    then  ;

6:else  ;

7:for each   do

8:if    then fails;

9:while    do

10:update ;

11:;

12:, ;

13:for each   do

14:if    then  ;

15:if    then fails;

16:choose with , minimum , and maximum ;

17:, , ;

18:if    then each ;

19:if   and   then fails;