OpenMS
GumbelMaxLikelihoodFitter.h
Go to the documentation of this file.
1 // --------------------------------------------------------------------------
2 // OpenMS -- Open-Source Mass Spectrometry
3 // --------------------------------------------------------------------------
4 // Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
5 // ETH Zurich, and Freie Universitaet Berlin 2002-2023.
6 //
7 // This software is released under a three-clause BSD license:
8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above copyright
11 // notice, this list of conditions and the following disclaimer in the
12 // documentation and/or other materials provided with the distribution.
13 // * Neither the name of any author or any participating institution
14 // may be used to endorse or promote products derived from this software
15 // without specific prior written permission.
16 // For a full list of authors, refer to the file AUTHORS.
17 // --------------------------------------------------------------------------
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 // ARE DISCLAIMED. IN NO EVENT SHALL ANY OF THE AUTHORS OR THE CONTRIBUTING
22 // INSTITUTIONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 //
30 // --------------------------------------------------------------------------
31 // $Maintainer: Julianus Pfeuffer $
32 // $Authors: Julianus Pfeuffer $
33 // --------------------------------------------------------------------------
34 //
35 #pragma once
36 
38 #include <vector>
39 
40 
41 namespace OpenMS
42 {
43  namespace Math
44  {
57  class OPENMS_DLLAPI GumbelMaxLikelihoodFitter
58  {
59 
60 public:
61 
64  {
65  GumbelDistributionFitResult(double local_a, double local_b) :
66  a(local_a),
67  b(local_b)
68  {
69  }
70 
72  double a;
74  double b;
75 
76  double log_eval_no_normalize(double x) const;
77  };
78 
85 
88 
98  GumbelDistributionFitResult fitWeighted(const std::vector<double> & x, const std::vector<double> & w);
99 
100 protected:
101 
103 
104 private:
109  };
110  }
111 }
112 
Implements a fitter for the Gumbel distribution.
Definition: GumbelMaxLikelihoodFitter.h:58
virtual ~GumbelMaxLikelihoodFitter()
Destructor.
GumbelMaxLikelihoodFitter & operator=(const GumbelMaxLikelihoodFitter &rhs)
assignment operator (not implemented)
GumbelMaxLikelihoodFitter(const GumbelMaxLikelihoodFitter &rhs)
Copy constructor (not implemented)
GumbelDistributionFitResult fitWeighted(const std::vector< double > &x, const std::vector< double > &w)
Fits a gumbel distribution to the given data x values. Fills a weighted histogram first and generates...
GumbelDistributionFitResult init_param_
Definition: GumbelMaxLikelihoodFitter.h:102
GumbelMaxLikelihoodFitter(GumbelDistributionFitResult init)
Default constructor.
GumbelMaxLikelihoodFitter()
Default constructor.
void setInitialParameters(const GumbelDistributionFitResult &result)
sets the gumbel distribution start parameters a and b for the fitting
Main OpenMS namespace.
Definition: FeatureDeconvolution.h:48
struct to represent the parameters of a gumbel distribution
Definition: GumbelMaxLikelihoodFitter.h:64
double a
location parameter a
Definition: GumbelMaxLikelihoodFitter.h:72
double b
scale parameter b
Definition: GumbelMaxLikelihoodFitter.h:74
GumbelDistributionFitResult(double local_a, double local_b)
Definition: GumbelMaxLikelihoodFitter.h:65