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seriesstats.hh
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1/* -*- mia-c++ -*-
2 *
3 * This file is part of MIA - a toolbox for medical image analysis
4 * Copyright (c) Leipzig, Madrid 1999-2017 Gert Wollny
5 *
6 * MIA is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with MIA; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21#ifndef mia_2d_seriesstats_hh
22#define mia_2d_seriesstats_hh
23
24
25#include <mia/core/filter.hh>
26
28
35 double sum;
37 double sumsq;
39 double mean;
41 double variation;
43 double min;
45 double max;
47 size_t n;
48};
49
60{
61public:
63
69 template <typename Container>
70 void operator () ( const Container& data);
71
72
78private:
79 mutable SIntensityStats m_stats;
80 mutable bool m_stats_valid;
81};
82
83template <typename Container>
84void FIntensityStatsAccumulator::operator () ( const Container& data)
85{
86 m_stats_valid = false;
87 m_stats.n += data.size();
88
89 for (auto i = data.begin(); i != data.end(); ++i) {
90 m_stats.sum += *i;
91 m_stats.sumsq += *i * *i;
92
93 if (m_stats.min > *i)
94 m_stats.min = *i;
95
96 if (m_stats.max < *i)
97 m_stats.max = *i;
98 }
99}
100
102
103#endif
Functor to accumulate statistics of data.
Definition: seriesstats.hh:60
const SIntensityStats & get_result() const
void operator()(const Container &data)
Definition: seriesstats.hh:84
#define NS_MIA_BEGIN
conveniance define to start the mia namespace
Definition: defines.hh:33
#define EXPORT_CORE
Macro to manage Visual C++ style dllimport/dllexport.
Definition: defines.hh:101
#define NS_MIA_END
conveniance define to end the mia namespace
Definition: defines.hh:36
data structure to store te results of a statistical analyis of images
Definition: seriesstats.hh:33
size_t n
number of values
Definition: seriesstats.hh:47
double sum
Sum of all values.
Definition: seriesstats.hh:35
double min
minimum value
Definition: seriesstats.hh:43
double variation
variation of the values
Definition: seriesstats.hh:41
double mean
mean of all values
Definition: seriesstats.hh:39
double max
masimum values
Definition: seriesstats.hh:45
double sumsq
Sum of the squares of all values.
Definition: seriesstats.hh:37
base class for all filer type functors.
Definition: core/filter.hh:70