Research Article

Parameter Tuning for Local-Search-Based Matheuristic Methods

Algorithm 2

Next descent algorithm.
 Input:  (portion of the resources included in )
 Output:   (locally optimal solution)
(1) begin
(2)  ;
(3)  ;
(4)   solve ;
(5)   repeat
(6)   localOptimum = true;
(7)   ;
(8)   foreach do
(9)      solve ;
(10)     ifthen
(11)      ;
(12)      ;
(13)      localOptimum = false;
(14)      break;
(15)  until  localOptimum;
(16)  return ;