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SimplexSeedGenerator.h
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1 // @(#)root/minuit2:$Id$
2 // Authors: M. Winkler, F. James, L. Moneta, A. Zsenei 2003-2005
3 
4 /**********************************************************************
5  * *
6  * Copyright (c) 2005 LCG ROOT Math team, CERN/PH-SFT *
7  * *
8  **********************************************************************/
9 
10 #ifndef ROOT_Minuit2_SimplexSeedGenerator
11 #define ROOT_Minuit2_SimplexSeedGenerator
12 
14 
15 namespace ROOT {
16 
17  namespace Minuit2 {
18 
19 
20 class MinimumSeed;
21 class MnFcn;
22 class MnUserParameterState;
23 class MnStrategy;
24 
25 /**
26  generate Simplex starting point (state)
27  */
28 class SimplexSeedGenerator : public MinimumSeedGenerator {
29 
30 public:
31 
33 
35 
36  virtual MinimumSeed operator()(const MnFcn&, const GradientCalculator&, const MnUserParameterState&, const MnStrategy&) const;
37 
38  virtual MinimumSeed operator()(const MnFcn&, const AnalyticalGradientCalculator&, const MnUserParameterState&, const MnStrategy&) const;
39 
40 private:
41 
42 };
43 
44  } // namespace Minuit2
45 
46 } // namespace ROOT
47 
48 #endif // ROOT_Minuit2_SimplexSeedGenerator
ROOT::Minuit2::MnFcn
Wrapper class to FCNBase interface used internally by Minuit.
Definition: MnFcn.h:39
ROOT::Minuit2::SimplexSeedGenerator::~SimplexSeedGenerator
~SimplexSeedGenerator()
Definition: SimplexSeedGenerator.h:42
ROOT::Minuit2::SimplexSeedGenerator::SimplexSeedGenerator
SimplexSeedGenerator()
Definition: SimplexSeedGenerator.h:40
ROOT::Minuit2::SimplexSeedGenerator::operator()
virtual MinimumSeed operator()(const MnFcn &, const GradientCalculator &, const MnUserParameterState &, const MnStrategy &) const
Definition: SimplexSeedGenerator.cxx:31
ROOT::Minuit2::AnalyticalGradientCalculator
Definition: AnalyticalGradientCalculator.h:31
ROOT::Minuit2::MnUserParameterState
class which holds the external user and/or internal Minuit representation of the parameters and error...
Definition: MnUserParameterState.h:42
ROOT::Minuit2::MnStrategy
API class for defining three levels of strategies: low (0), medium (1), high (>=2); acts on: Migrad (...
Definition: MnStrategy.h:35
MinimumSeedGenerator.h
ROOT::Minuit2::GradientCalculator
interface class for gradient calculators
Definition: GradientCalculator.h:33
ROOT
VSD Structures.
Definition: StringConv.hxx:21
ROOT::Minuit2::MinimumSeed
MinimumSeed contains the starting values for the minimization produced by the SeedGenerator.
Definition: MinimumSeed.h:39