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PCA.hh
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47 //=============================================================================
48 //
49 // CLASS PCA
50 //
51 //=============================================================================
52
53
54 #ifndef PCA_HH
55 #define PCA_HH
56
63 //== INCLUDES =================================================================
64
65 #include <gmm/gmm.h>
66
67 //== FORWARDDECLARATIONS ======================================================
68
69 //== NAMESPACES ===============================================================
70
72 namespace Pca {
73
74 //== CLASS DEFINITION =========================================================
75
82 template < typename VectorT >
83 class PCA
84 {
85 typedef gmm::dense_matrix<double> Matrix;
86 typedef std::vector< double > Vector;
87
88 public:
89
91 PCA() {}
92
96 PCA( std::vector< VectorT >& _points, VectorT& _first , VectorT& _second , VectorT& _third);
97
99 ~PCA();
100
105 inline VectorT center_of_gravity(const std::vector< VectorT >& _points );
106
114 void pca(std::vector< VectorT >& _points , VectorT& _first , VectorT& _second , VectorT& _third);
115
116
117 std::vector<double>& getLastEigenValues();
118
119 bool SymRightEigenproblem( Matrix &_mat_A, Matrix & _mat_VR,
120 std::vector< double > & _vec_EV );
121 private:
122
123 std::vector<double> lastEigenValues_;
124
125 };
126
127
128 //=============================================================================
129 } //namespace Pca
130 //=============================================================================
131 #if defined(INCLUDE_TEMPLATES) && !defined(PCA_C)
132 #define PCA_TEMPLATES
133 #include "PCAT_impl.hh"
134 #endif
135 //=============================================================================
136 #endif // PCA_HH defined
137 //=============================================================================
138
Pca::PCA
Class for principal component Analysis.
Definition: PCA.hh:83
Pca::PCA::PCA
PCA()
Constructor.
Definition: PCA.hh:91
Pca::PCA::~PCA
~PCA()
Destructor.
Definition: PCAT_impl.hh:91
Pca::PCA::center_of_gravity
VectorT center_of_gravity(const std::vector< VectorT > &_points)
Definition: PCAT_impl.hh:104
VectorT
Pca
Namespace for principal Component Analysis.
Definition: PCA.hh:72
Pca::PCA::pca
void pca(std::vector< VectorT > &_points, VectorT &_first, VectorT &_second, VectorT &_third)
Definition: PCAT_impl.hh:169