1 | // $Id: normalization_test.cc 1487 2008-09-10 08:41:36Z jari $ |
---|
2 | |
---|
3 | /* |
---|
4 | Copyright (C) 2008 Peter Johansson |
---|
5 | |
---|
6 | This file is part of the yat library, http://dev.thep.lu.se/yat |
---|
7 | |
---|
8 | The yat library is free software; you can redistribute it and/or |
---|
9 | modify it under the terms of the GNU General Public License as |
---|
10 | published by the Free Software Foundation; either version 3 of the |
---|
11 | License, or (at your option) any later version. |
---|
12 | |
---|
13 | The yat library is distributed in the hope that it will be useful, |
---|
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
---|
16 | General Public License for more details. |
---|
17 | |
---|
18 | You should have received a copy of the GNU General Public License |
---|
19 | along with yat. If not, see <http://www.gnu.org/licenses/>. |
---|
20 | */ |
---|
21 | |
---|
22 | #include "Suite.h" |
---|
23 | |
---|
24 | #include "yat/normalization/Centralizer.h" |
---|
25 | #include "yat/normalization/ColumnNormalizer.h" |
---|
26 | #include "yat/normalization/QuantileNormalizer.h" |
---|
27 | |
---|
28 | #include "yat/utility/Matrix.h" |
---|
29 | |
---|
30 | #include <vector> |
---|
31 | |
---|
32 | using namespace theplu::yat; |
---|
33 | void test_centralizer(test::Suite&); |
---|
34 | void test_column_normalize(test::Suite&); |
---|
35 | void test_quantile_normalize(test::Suite&); |
---|
36 | |
---|
37 | int main(int argc, char* argv[]) |
---|
38 | { |
---|
39 | test::Suite suite(argc, argv); |
---|
40 | suite.err() << "testing normalizations ... " << std::endl; |
---|
41 | |
---|
42 | test_centralizer(suite); |
---|
43 | test_column_normalize(suite); |
---|
44 | test_quantile_normalize(suite); |
---|
45 | |
---|
46 | return suite.return_value(); |
---|
47 | } |
---|
48 | |
---|
49 | |
---|
50 | void test_centralizer(test::Suite& suite) |
---|
51 | { |
---|
52 | suite.err() << "Testing Centralizer\n"; |
---|
53 | std::vector<double> vec; |
---|
54 | vec.push_back(1); |
---|
55 | vec.push_back(2); |
---|
56 | vec.push_back(3); |
---|
57 | normalization::Centralizer<> c; |
---|
58 | c(vec.begin(), vec.end(), vec.begin()); |
---|
59 | for (size_t i=0; i<vec.size(); ++i) |
---|
60 | suite.add(suite.equal(vec[i], static_cast<double>(i)-1.0)); |
---|
61 | } |
---|
62 | |
---|
63 | |
---|
64 | void test_column_normalize(test::Suite& suite) |
---|
65 | { |
---|
66 | using namespace normalization; |
---|
67 | suite.err() << "Testing ColumnNormalizer\n"; |
---|
68 | |
---|
69 | utility::Matrix m(2,2); |
---|
70 | m(0,0) = 0; |
---|
71 | m(0,1) = 10; |
---|
72 | m(1,0) = 2; |
---|
73 | m(1,1) = 4; |
---|
74 | ColumnNormalizer<Centralizer<> > qn; |
---|
75 | qn(m, m); |
---|
76 | suite.err() << "Testing m(0,0)\n"; |
---|
77 | suite.add(suite.equal(m(0,0), -1)); |
---|
78 | suite.err() << "Testing m(0,1)\n"; |
---|
79 | suite.add(suite.equal(m(0,1), 3)); |
---|
80 | suite.err() << "Testing m(1,0)\n"; |
---|
81 | suite.add(suite.equal(m(1,0), 1)); |
---|
82 | suite.err() << "Testing m(1,1)\n"; |
---|
83 | suite.add(suite.equal(m(1,1), -3)); |
---|
84 | } |
---|
85 | |
---|
86 | void test_quantile_normalize(test::Suite& suite) |
---|
87 | { |
---|
88 | suite.err() << "Testing QuantileNormalizer\n"; |
---|
89 | |
---|
90 | utility::Matrix m(2,2); |
---|
91 | m(0,0) = 0; |
---|
92 | m(0,1) = 10; |
---|
93 | m(1,0) = 2; |
---|
94 | m(1,1) = 4; |
---|
95 | normalization::QuantileNormalizer qn; |
---|
96 | qn(m, m); |
---|
97 | suite.err() << "Testing m(0,0)\n"; |
---|
98 | suite.add(suite.equal(m(0,0), 2)); |
---|
99 | suite.err() << "Testing m(0,1)\n"; |
---|
100 | suite.add(suite.equal(m(0,1), 6)); |
---|
101 | suite.err() << "Testing m(1,0)\n"; |
---|
102 | suite.add(suite.equal(m(1,0), 6)); |
---|
103 | suite.err() << "Testing m(1,1)\n"; |
---|
104 | suite.add(suite.equal(m(1,1), 2)); |
---|
105 | } |
---|
106 | |
---|