1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
// --------------------------------------------------------------------------
// OpenMS -- Open-Source Mass Spectrometry
// --------------------------------------------------------------------------
// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2013.
//
// This software is released under a three-clause BSD license:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of any author or any participating institution
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
// For a full list of authors, refer to the file AUTHORS.
// --------------------------------------------------------------------------
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL ANY OF THE AUTHORS OR THE CONTRIBUTING
// INSTITUTIONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// --------------------------------------------------------------------------
// $Maintainer: $
// $Authors: Hendrik Weisser $
// --------------------------------------------------------------------------
#include <OpenMS/CONCEPT/ClassTest.h>
///////////////////////////
#include <OpenMS/ANALYSIS/MAPMATCHING/TransformationModel.h>
///////////////////////////
START_TEST(TransformationDescription, "$Id: TransformationModel_test.C 10915 2013-04-04 20:14:57Z aiche $")
/////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
using namespace OpenMS;
using namespace std;
TransformationModel* ptr = 0;
TransformationModel* nullPointer = 0;
START_SECTION((TransformationModel()))
{
ptr = new TransformationModel();
TEST_NOT_EQUAL(ptr, nullPointer)
}
END_SECTION
START_SECTION((TransformationModel(const DataPoints&, const Param&)))
{
ptr = new TransformationModel(TransformationModel::DataPoints(), Param());
TEST_NOT_EQUAL(ptr, nullPointer)
}
END_SECTION
START_SECTION((~TransformationModel()))
{
delete ptr;
}
END_SECTION
TransformationModel::DataPoints data, empty;
data.push_back(make_pair(0.0, 1.0));
data.push_back(make_pair(1.0, 2.0));
data.push_back(make_pair(1.0, 4.0));
START_SECTION((virtual DoubleReal evaluate(const DoubleReal value) const))
{
// null model (identity):
TransformationModel tm;
TEST_REAL_SIMILAR(tm.evaluate(-3.14159), -3.14159);
TEST_REAL_SIMILAR(tm.evaluate(0.0), 0.0);
TEST_REAL_SIMILAR(tm.evaluate(12345678.9), 12345678.9);
// linear model:
TEST_EXCEPTION(Exception::IllegalArgument, TransformationModelLinear
lm(empty, Param())); // need data
TransformationModelLinear lm(data, Param());
TEST_REAL_SIMILAR(lm.evaluate(-0.5), 0.0);
TEST_REAL_SIMILAR(lm.evaluate(0.0), 1.0);
TEST_REAL_SIMILAR(lm.evaluate(0.5), 2.0);
TEST_REAL_SIMILAR(lm.evaluate(1.0), 3.0);
TEST_REAL_SIMILAR(lm.evaluate(1.5), 4.0);
// interpolation model:
TEST_EXCEPTION(Exception::IllegalArgument, TransformationModelInterpolated
im(empty, Param())); // need data
data.push_back(make_pair(2.0, 2.0));
Param params;
params.setValue("interpolation_type", "linear");
TransformationModelInterpolated im(data, params);
// interpolation:
TEST_REAL_SIMILAR(im.evaluate(0.0), 1.0);
TEST_REAL_SIMILAR(im.evaluate(0.5), 2.0);
TEST_REAL_SIMILAR(im.evaluate(1.0), 3.0);
TEST_REAL_SIMILAR(im.evaluate(1.5), 2.5);
TEST_REAL_SIMILAR(im.evaluate(2.0), 2.0);
// extrapolation:
TEST_REAL_SIMILAR(im.evaluate(-0.5), 0.75);
TEST_REAL_SIMILAR(im.evaluate(2.5), 2.25);
// B-spline model:
params.clear();
params.setValue("num_breakpoints", 4);
TEST_EXCEPTION(Exception::IllegalArgument, TransformationModelBSpline
bm(empty, params)); // need data
data.clear();
data.push_back(make_pair(1.2, 5.2));
data.push_back(make_pair(3.2, 7.3));
data.push_back(make_pair(2.2, 6.25));
data.push_back(make_pair(2.2, 3.1));
data.push_back(make_pair(2.2, 7.25));
data.push_back(make_pair(3.0, 8.5));
data.push_back(make_pair(3.1, 4.7));
data.push_back(make_pair(1.7, 6.0));
data.push_back(make_pair(2.9, 4.7));
data.push_back(make_pair(4.2, 5.0));
data.push_back(make_pair(3.7, -2.4));
TransformationModelBSpline bm(data, params);
#if 0
// Since the numbers in this test were verified by manual (in fact, visual)
// inspection, here is a recipe how this was done:
//
// To grep for output, "pairs:" and "spline:", you might use a command line
// like this:
// make TransformationDescription_test && ctest -V -R TransformationDescription_test && ctest -V -R TransformationDescription_test | grep pairs: > points.dat && ctest -V -R TransformationDescription_test | grep spline: > bla.dat
// To have a look at the results using gnuplot:
// gnuplot - # (to start gnuplot)
// plot './bla.dat' u 5:6, './points.dat' u 5:6
for (UInt i = 0; i < data.size(); ++i)
{
STATUS("data: " << data[i].first << " " << data[i].second);
}
for (Int i = -10; i <= 60; i+=5)
{
DoubleReal value = i;
value /= 10;
DoubleReal image = bm.evaluate(value);
STATUS("spline: " << value << " " << image);
}
#endif
DoubleReal sample_values[] = {-1, -0.5, 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6};
DoubleReal sample_images[] = {-14.3519415123977, -9.91557518507088, -5.4792088577441, -1.04284253041731, 3.39352379690948, 6.4561466812738, 5.4858954730427, 6.14659387774751, 6.77299727168147, 0.646024122587505, -1.13062259235381, 18.3842099268184, 40.7826815802615, 63.1811532337045, 85.5796248871476};
for (Size i = 0; i < sizeof(sample_values)/sizeof(*sample_values); ++i)
{
DoubleReal x = bm.evaluate(sample_values[i]);
TEST_REAL_SIMILAR(x, sample_images[i]);
}
}
END_SECTION
START_SECTION((void getParameters(Param& params) const))
{
TransformationModel tm;
Param p_in, p_out;
tm.getParameters(p_out);
TEST_EQUAL(p_out.empty(), true);
p_in.setValue("symmetric_regression", "true");
TransformationModelLinear lm(data, p_in);
lm.getParameters(p_out);
TEST_EQUAL(p_out, p_in);
p_in.clear();
p_in.setValue("slope", 12.3);
p_in.setValue("intercept", -45.6);
TransformationModelLinear lm2(empty, p_in);
lm2.getParameters(p_out);
TEST_EQUAL(p_out, p_in);
}
END_SECTION
START_SECTION(([EXTRA] void getParameters(DoubleReal&, DoubleReal&)))
{
Param param;
param.setValue("slope", 12.3);
param.setValue("intercept", -45.6);
TransformationModelLinear lm(empty, param);
DoubleReal slope, intercept;
lm.getParameters(slope, intercept);
TEST_REAL_SIMILAR(param.getValue("slope"), slope);
TEST_REAL_SIMILAR(param.getValue("intercept"), intercept);
}
END_SECTION
/////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
END_TEST
|
