1 | #ifndef MARS_MRanTree
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2 | #define MARS_MRanTree
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3 |
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4 | #ifndef MARS_MParContainer
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5 | #include "MParContainer.h"
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6 | #endif
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7 |
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8 | #ifndef ROOT_TArrayI
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9 | #include <TArrayI.h>
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10 | #endif
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11 |
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12 | #ifndef ROOT_TArrayF
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13 | #include <TArrayF.h>
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14 | #endif
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15 |
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16 | #ifndef ROOT_TVector
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17 | #include <TVector.h>
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18 | #endif
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19 |
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20 | #ifndef ROOT_TMatrix
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21 | #include <TMatrix.h>
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22 | #endif
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23 |
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24 | class TMatrixRow;
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25 | class TRandom;
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26 |
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27 | class MArrayI;
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28 | class MArrayF;
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29 |
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30 | class MRanTree : public MParContainer
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31 | {
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32 | private:
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33 | Bool_t fClassify;
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34 |
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35 | Int_t fNdSize;
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36 | Int_t fNumTry;
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37 |
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38 | Int_t fNumNodes;
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39 | Int_t fNumEndNodes;
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40 | Float_t fError;
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41 |
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42 | TArrayI fBestVar;
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43 | TArrayI fTreeMap1;
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44 | TArrayI fTreeMap2;
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45 | TArrayF fBestSplit;
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46 | TArrayF fGiniDec;
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47 |
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48 | int (MRanTree::*FindBestSplit)
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49 | (const MArrayI &, const MArrayI &, const MArrayF &, const MArrayI &,
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50 | Int_t, Int_t , const MArrayF &, const Float_t &, const Float_t &, Int_t &, Float_t &,
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51 | Int_t &, const MArrayF &, const int); //!
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52 |
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53 | Double_t TreeHad(const Float_t *evt);
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54 |
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55 | int FindBestSplitGini(const MArrayI &datasort, const MArrayI &datarang,
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56 | const MArrayF &hadtrue, const MArrayI &idclass,
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57 | Int_t ndstart, Int_t ndend, const MArrayF &tclasspop,
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58 | const Float_t &mean, const Float_t &square, Int_t &msplit,
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59 | Float_t &decsplit, Int_t &nbest, const MArrayF &winbag,
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60 | const int nclass);
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61 |
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62 | int FindBestSplitSigma(const MArrayI &datasort, const MArrayI &datarang,
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63 | const MArrayF &hadtrue, const MArrayI &idclass,
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64 | Int_t ndstart, Int_t ndend, const MArrayF &tclasspop,
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65 | const Float_t &mean, const Float_t &square, Int_t &msplit,
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66 | Float_t &decsplit, Int_t &nbest, const MArrayF &winbag,
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67 | const int nclass);
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68 |
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69 | void MoveData(MArrayI &datasort, Int_t ndstart, Int_t ndend,
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70 | MArrayI &idmove, MArrayI &ncase, Int_t msplit,
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71 | Int_t nbest, Int_t &ndendl);
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72 |
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73 | void BuildTree(MArrayI &datasort, const MArrayI &datarang, const MArrayF &hadtrue,
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74 | const MArrayI &idclass,MArrayI &bestsplit,MArrayI &bestsplitnext,
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75 | const MArrayF &tclasspop, const Float_t &tmean, const Float_t &tsquare, const MArrayF &winbag,
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76 | Int_t ninbag, const int nclass);
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77 |
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78 | public:
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79 | MRanTree(const char *name=NULL, const char *title=NULL);
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80 | MRanTree(const MRanTree &tree);
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81 |
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82 | void SetNdSize(Int_t n);
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83 | void SetNumTry(Int_t n);
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84 | void SetError(Float_t f) { fError = f; }
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85 |
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86 | Int_t GetNdSize() const { return fNdSize; }
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87 | Int_t GetNumTry() const { return fNumTry; }
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88 | Int_t GetNumNodes() const { return fNumNodes; }
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89 | Int_t GetNumEndNodes() const { return fNumEndNodes; }
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90 | Int_t IsClassify() const { return fClassify; }
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91 | Float_t GetError() const { return fError; }
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92 |
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93 | Int_t GetBestVar(Int_t i) const { return fBestVar.At(i); }
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94 | Int_t GetTreeMap1(Int_t i) const { return fTreeMap1.At(i); }
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95 | Int_t GetTreeMap2(Int_t i) const { return fTreeMap2.At(i); }
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96 | Int_t GetNodeClass(Int_t i) const { return fBestVar.At(i)+2; }
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97 | Int_t GetNodeStatus(Int_t i) const { return TMath::Sign(1,fBestVar.At(i));}
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98 | Float_t GetBestSplit(Int_t i)const { return fBestSplit.At(i); }
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99 |
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100 | Float_t GetGiniDec(Int_t i) const { return fGiniDec.At(i); }
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101 |
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102 | void SetClassify(Bool_t n){ fClassify=n; }
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103 |
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104 | // functions used in tree growing process
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105 | void GrowTree(TMatrix *mat, const MArrayF &hadtrue, const MArrayI &idclass,
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106 | MArrayI &datasort, const MArrayI &datarang,const MArrayF &tclasspop,
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107 | const Float_t &mean, const Float_t &square, const MArrayI &jinbag, const MArrayF &winbag,
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108 | const int nclass);
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109 |
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110 | Double_t TreeHad(const TVector &event);
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111 | Double_t TreeHad(const TMatrixFRow_const &event);
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112 | Double_t TreeHad(const TMatrix &m, Int_t ievt);
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113 |
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114 | Bool_t AsciiWrite(std::ostream &out) const;
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115 |
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116 | ClassDef(MRanTree, 1) // Storage container for tree structure
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117 | };
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118 |
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119 | #endif
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