C:/Programme/home/Administrator/CD/stableSetCode/LowerBoundHeuristic.hh

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00001 
00002 //
00003 //  Module           : LowerBoundHeuristic.hh
00004 //  Description      : Rounding heuristic for the maximum stable set problem.
00005 //  Author           : Steffen Rebennack
00006 //  Email            : srebenac@ix.urz.uni-heidelberg.de;
00007 //                     steffen.rebennack@web.de
00008 //  Copyright        : (C) 2006 by the University of Heidelberg
00009 //  Created on       : Wed Apr 05 14:32:54 2006
00010 //  Last modified by : -
00011 //  Last modified on : - 
00012 //  Update count     : 0
00013 //
00015 //
00016 //  Date        Name            Changes/Extensions
00017 //  ----        ----            ------------------
00018 //
00020 
00021 #ifndef LOWER_BOUND_HEURISTIC_HH
00022 #define LOWER_BOUND_HEURISTIC_HH
00023 
00024 #include <vector>
00025 
00026 using namespace std;
00027 
00028 class ABA_MASTER;
00029 class Graph;
00030 class StableSetStatistics;
00031 
00032 
00033 
00038 class LowerBoundHeuristic {
00039 
00040 public:
00041 
00042     // -------------------------------------------------------------------------
00043     // ------------- M e t h o d s  ( p u b l i c ) ----------------------------
00044     // -------------------------------------------------------------------------
00045 
00054     LowerBoundHeuristic(ABA_MASTER *master, Graph *theGraph,
00055                         StableSetStatistics *theStatistics);
00056 
00060     ~LowerBoundHeuristic();
00061 
00072     int computeSolution(double &value, double *xVal_, int level);
00073 
00074 
00075 private:
00076 
00077     // -------------------------------------------------------------------------
00078     // ------------- M e t h o d s  ( p r i v a t e ) --------------------------
00079     // -------------------------------------------------------------------------
00080   
00089     void testStableSet(vector<int> *stableSet);
00090 
00091 
00092     // -------------------------------------------------------------------------
00093     // ------------- V a r i a b l e s  ( p r i v a t e ) ----------------------
00094     // -------------------------------------------------------------------------
00095 
00099     ABA_MASTER *master_;
00100 
00104     Graph *itsGraph;
00105 
00109     StableSetStatistics *itsStatistics;
00110 
00111 };
00112 
00113 
00114 #endif
00115 
00116 

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