heur_rins.h File Reference

Detailed Description

LNS heuristic that combines the incumbent with the LP optimum.

Author

Timo Berthold

RINS is a large neighborhood search improvement heuristic, i.e., it requires a known feasible solution. It solves a sub-SCIP that is created by fixing variables which take the same value in the incumbent and the current node's LP relaxation.

Definition in file heur_rins.h.

#include "scip/scip.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPincludeHeurRins (SCIP *scip)

Function Documentation

SCIP_RETCODE SCIPincludeHeurRins

(

SCIP *

scip

)

creates RINS primal heuristic and includes it in SCIP

Parameters

scip	SCIP data structure