Face Image Publication Based on Differential Privacy

Algorithm 1

SWP.

input : sliding window , privacy budget

output : 1. ;

2. ;

3. ;

4.

5. use EM mechanism to calculate between and ;

6. If

7.  ;

8.  ;

9. else

10.  ;

11. ;

12. ;

13. ;

14. end if

15. end for

16. return .