A Hybrid Location Privacy Solution for Mobile LBS

Algorithm 4

TP_Computation-I.

(1) Function: Coordinate Pre-processing

(2) Let set and be the points provided by LBS

(3) Let set and be the points modified by TP

(4) Initially, ,

(5) foreach and do

(6)  while do

(7)   , ;

(8)  ;

(9)  end

(10)   

(11) end

(12) return