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GammaDistributionFitter.h
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35 #ifndef OPENMS_MATH_STATISTICS_GAMMADISTRIBUTIONFITTER_H
36 #define OPENMS_MATH_STATISTICS_GAMMADISTRIBUTIONFITTER_H
37 
40 
41 #include <vector>
42 
43 // gsl includes
44 #include <gsl/gsl_rng.h>
45 #include <gsl/gsl_vector.h>
46 #include <gsl/gsl_multifit_nlin.h>
47 
48 
49 namespace OpenMS
50 {
51  namespace Math
52  {
67  class OPENMS_DLLAPI GammaDistributionFitter
68  {
69 public:
70 
73  {
74 public:
75 
77  b(1.0),
78  p(5.0)
79  {
80  }
81 
83  b(rhs.b),
84  p(rhs.p)
85  {
86  }
87 
89  {
90  if (this != &rhs)
91  {
92  b = rhs.b;
93  p = rhs.p;
94  }
95  return *this;
96  }
97 
99  double b;
100 
102  double p;
103  };
104 
108  virtual ~GammaDistributionFitter();
109 
111  void setInitialParameters(const GammaDistributionFitResult & result);
112 
120  GammaDistributionFitResult fit(std::vector<DPosition<2> > & points);
121 
123  const String & getGnuplotFormula() const;
124 
125 protected:
126 
127  static int gammaDistributionFitterf_(const gsl_vector * x, void * params, gsl_vector * f);
128 
129  static int gammaDistributionFitterdf_(const gsl_vector * x, void * params, gsl_matrix * J);
130 
131  static int gammaDistributionFitterfdf_(const gsl_vector * x, void * params, gsl_vector * f, gsl_matrix * J);
132 
133  void printState_(size_t iter, gsl_multifit_fdfsolver * s);
134 
136 
138 
139 private:
143  GammaDistributionFitter & operator=(const GammaDistributionFitter & rhs);
144  };
145  }
146 }
147 
148 #endif
GammaDistributionFitResult()
Definition: GammaDistributionFitter.h:76
A more convenient string class.
Definition: String.h:56
Implements a fitter for the Gamma distribution.
Definition: GammaDistributionFitter.h:67
GammaDistributionFitResult & operator=(const GammaDistributionFitResult &rhs)
Definition: GammaDistributionFitter.h:88
String gnuplot_formula_
Definition: GammaDistributionFitter.h:137
double p
parameter p of the gamma distribution
Definition: GammaDistributionFitter.h:102
GammaDistributionFitResult(const GammaDistributionFitResult &rhs)
Definition: GammaDistributionFitter.h:82
GammaDistributionFitResult init_param_
Definition: GammaDistributionFitter.h:135
struct to represent the parameters of a gamma distribution
Definition: GammaDistributionFitter.h:72
double b
parameter b of the gamma distribution
Definition: GammaDistributionFitter.h:99

OpenMS / TOPP release 1.11.1 Documentation generated on Thu Nov 14 2013 11:19:14 using doxygen 1.8.5