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FDennisSchnabelLineSearch.hpp

00001 #ifndef __FDennisSchnabelLineSearch_H__
00002 #define __FDennisSchnabelLineSearch_H__
00003 
00004 
00037 #include "AbsFLineSearch.hpp"
00038 #include "AFSymMatrix.hpp"
00039 
00040 class FDennisSchnabelLineSearch : public AbsFLineSearch 
00041 {
00042 private:
00043 
00044 double          c1;                     
00045 double          c2;
00046 
00047 FloatVector*    xd;
00048 FloatVector*    f1;
00049 
00050 protected:
00051 
00052 virtual double zoom(AbsFObjectiveFn* fn, FloatVector* x, double alpha, FloatVector* d);
00053 
00054 public:
00055 FDennisSchnabelLineSearch(int maxIterations, double ac1=0.0001, double c2=0.9, double epsilon=1.0e-4)
00056         :AbsFLineSearch(maxIterations, epsilon)
00057         {f1=0; xd=0; alpha=aalpha; s=as;}
00058 virtual ~FDennisSchnabelLineSearch(){}  
00059 
00060 virtual double  find(FloatVector* x, AbsFObjectiveFn* fn, FloatVector* d); 
00061 };
00062 
00063 #endif
00064 
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Bernard De Cuyper: Open Project Leader: Concept, design and development.
Bernard De Cuyper & Eddy Fraiha 2002, 2003. Bernard De Cuyper 2004. Open and free, for friendly usage only.
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