Diverse Mobile System for Location-Based Mobile Data

Algorithm 1

A greedy replica selection algorithm.

Input:  , , , for all and

Output:  

(1) begin

(2)  ;

(3)  while    do

(4) ;

(5) ;

(6) for    do

(7) ;

(8) if    then

(9) ;

(10) ;

(11) if    is null  then

(12) break;

(13) else

(14) ;

(15) ;

(16)  return .