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a |
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b/tests/deseq2/test_vst.py |
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1 |
import unittest |
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3 |
import numpy as np |
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5 |
from inmoose.deseq2 import makeExampleDESeqDataSet, varianceStabilizingTransformation |
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6 |
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7 |
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8 |
class Test(unittest.TestCase): |
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def test_varianceStabilizingTransform(self): |
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"""check that variance StabilizingTransform works as expected""" |
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11 |
dds = makeExampleDESeqDataSet(n=15, m=12, seed=42) |
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vst = varianceStabilizingTransformation(dds) |
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13 |
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14 |
ref = np.array( |
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15 |
[ |
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16 |
[ |
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17 |
3.823017, |
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|
18 |
3.8230169, |
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|
19 |
5.985321, |
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|
20 |
4.913315, |
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|
21 |
4.161231, |
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22 |
1.494246, |
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|
23 |
4.823440, |
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|
24 |
5.450071, |
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|
25 |
3.823017, |
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|
26 |
1.3401978, |
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27 |
3.595272, |
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28 |
3.823017, |
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29 |
], |
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|
30 |
[ |
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31 |
-0.451858, |
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32 |
0.6581684, |
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|
33 |
2.810054, |
|
|
34 |
1.254434, |
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|
35 |
-0.451858, |
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36 |
4.077032, |
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|
37 |
-0.451858, |
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38 |
-0.451858, |
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|
39 |
4.086414, |
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40 |
-0.4518580, |
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41 |
1.546176, |
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42 |
2.955590, |
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43 |
], |
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44 |
[ |
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|
45 |
8.061588, |
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|
46 |
6.3072368, |
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|
47 |
4.637324, |
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|
48 |
1.851704, |
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|
49 |
4.161231, |
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|
50 |
7.255872, |
|
|
51 |
0.824648, |
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|
52 |
5.171055, |
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|
53 |
5.671037, |
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54 |
5.1710549, |
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55 |
5.919773, |
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56 |
8.977944, |
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57 |
], |
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|
58 |
[ |
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|
59 |
4.243021, |
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|
60 |
6.7404002, |
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|
61 |
6.359506, |
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|
62 |
2.576007, |
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63 |
5.365497, |
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|
64 |
5.015233, |
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65 |
2.906480, |
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66 |
8.951864, |
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67 |
4.671504, |
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68 |
5.9054920, |
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69 |
6.892472, |
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70 |
5.308661, |
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71 |
], |
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72 |
[ |
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73 |
2.178302, |
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74 |
-0.4518580, |
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75 |
1.105434, |
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76 |
-0.451858, |
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77 |
1.395415, |
|
|
78 |
-0.451858, |
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79 |
-0.451858, |
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80 |
3.694642, |
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81 |
3.500141, |
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82 |
0.6253966, |
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|
83 |
3.595272, |
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|
84 |
-0.451858, |
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|
85 |
], |
|
|
86 |
[ |
|
|
87 |
2.955590, |
|
|
88 |
-0.4518580, |
|
|
89 |
-0.451858, |
|
|
90 |
2.576007, |
|
|
91 |
1.847902, |
|
|
92 |
1.494246, |
|
|
93 |
0.824648, |
|
|
94 |
3.183966, |
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|
95 |
3.500141, |
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|
96 |
1.3401978, |
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|
97 |
3.135366, |
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|
98 |
4.359573, |
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|
99 |
], |
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|
100 |
[ |
|
|
101 |
-0.451858, |
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102 |
3.3285650, |
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103 |
1.664144, |
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104 |
2.261056, |
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105 |
1.641409, |
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106 |
2.586723, |
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107 |
4.623337, |
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108 |
6.141930, |
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109 |
-0.451858, |
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110 |
-0.4518580, |
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111 |
2.834227, |
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112 |
6.598715, |
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|
113 |
], |
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|
114 |
[ |
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|
115 |
4.359573, |
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116 |
2.0207666, |
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117 |
4.118937, |
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118 |
1.851704, |
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119 |
4.233253, |
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120 |
2.920369, |
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121 |
-0.451858, |
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122 |
3.183966, |
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123 |
2.057386, |
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124 |
1.0399000, |
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125 |
1.012888, |
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|
126 |
4.359573, |
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|
127 |
], |
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128 |
[ |
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|
129 |
2.178302, |
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130 |
-0.4518580, |
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131 |
-0.451858, |
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132 |
6.038225, |
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133 |
5.755725, |
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134 |
3.416888, |
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135 |
2.327658, |
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136 |
3.183966, |
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137 |
3.082433, |
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138 |
3.9153624, |
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139 |
5.408736, |
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|
140 |
-0.451858, |
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|
141 |
], |
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|
142 |
[ |
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|
143 |
3.226560, |
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|
144 |
3.2613786, |
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|
145 |
2.992774, |
|
|
146 |
3.553961, |
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|
147 |
2.184300, |
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|
148 |
1.494246, |
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|
149 |
0.824648, |
|
|
150 |
-0.451858, |
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151 |
-0.451858, |
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152 |
1.0399000, |
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153 |
3.264959, |
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154 |
-0.451858, |
|
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155 |
], |
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|
156 |
[ |
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|
157 |
5.249530, |
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|
158 |
1.0834807, |
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|
159 |
2.992774, |
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|
160 |
3.925805, |
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161 |
4.896815, |
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|
162 |
6.210543, |
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|
163 |
4.823440, |
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164 |
6.519649, |
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165 |
5.630417, |
|
|
166 |
-0.4518580, |
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|
167 |
4.875050, |
|
|
168 |
7.268652, |
|
|
169 |
], |
|
|
170 |
[ |
|
|
171 |
4.749485, |
|
|
172 |
4.3272243, |
|
|
173 |
4.791961, |
|
|
174 |
5.117967, |
|
|
175 |
2.962466, |
|
|
176 |
4.791961, |
|
|
177 |
4.791961, |
|
|
178 |
4.367923, |
|
|
179 |
6.588150, |
|
|
180 |
5.6595787, |
|
|
181 |
4.791961, |
|
|
182 |
4.749485, |
|
|
183 |
], |
|
|
184 |
[ |
|
|
185 |
5.472762, |
|
|
186 |
2.3195612, |
|
|
187 |
3.154617, |
|
|
188 |
3.688910, |
|
|
189 |
4.896815, |
|
|
190 |
4.791961, |
|
|
191 |
4.163592, |
|
|
192 |
3.183966, |
|
|
193 |
2.816266, |
|
|
194 |
3.1140628, |
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|
195 |
1.012888, |
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|
196 |
6.972229, |
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|
197 |
], |
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|
198 |
[ |
|
|
199 |
3.650416, |
|
|
200 |
4.1161861, |
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201 |
4.335770, |
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|
202 |
6.507277, |
|
|
203 |
6.111061, |
|
|
204 |
8.069817, |
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|
205 |
5.319135, |
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|
206 |
5.736698, |
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207 |
5.786454, |
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208 |
-0.4518580, |
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|
209 |
7.342527, |
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|
210 |
7.587853, |
|
|
211 |
], |
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|
212 |
[ |
|
|
213 |
4.910890, |
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|
214 |
1.6362631, |
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|
215 |
4.690736, |
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|
216 |
6.817270, |
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|
217 |
1.847902, |
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218 |
6.556714, |
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219 |
3.832819, |
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220 |
3.694642, |
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221 |
-0.451858, |
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|
222 |
4.9890014, |
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|
223 |
2.210771, |
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|
224 |
4.116186, |
|
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225 |
], |
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226 |
] |
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227 |
) |
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228 |
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229 |
self.assertTrue(np.allclose(vst.X, ref.T, atol=2e-2)) |
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230 |
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231 |
ref = np.array( |
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|
232 |
[ |
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|
233 |
[ |
|
|
234 |
3.701496, |
|
|
235 |
3.7014964, |
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|
236 |
5.958395, |
|
|
237 |
4.8565583, |
|
|
238 |
4.0653149, |
|
|
239 |
0.8610695, |
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|
240 |
4.7630157, |
|
|
241 |
5.411009, |
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|
242 |
3.701496, |
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|
243 |
0.6327990, |
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|
244 |
3.4527199, |
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|
245 |
3.701496, |
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|
246 |
], |
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|
247 |
[ |
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|
248 |
-2.822746, |
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|
249 |
-0.4959506, |
|
|
250 |
2.562285, |
|
|
251 |
0.5019767, |
|
|
252 |
-2.8227460, |
|
|
253 |
3.9753014, |
|
|
254 |
-2.8227460, |
|
|
255 |
-2.822746, |
|
|
256 |
3.985348, |
|
|
257 |
-2.8227460, |
|
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258 |
0.9362035, |
|
|
259 |
2.732023, |
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|
260 |
], |
|
|
261 |
[ |
|
|
262 |
8.055215, |
|
|
263 |
6.2857065, |
|
|
264 |
4.568530, |
|
|
265 |
1.3618038, |
|
|
266 |
4.0653149, |
|
|
267 |
7.2447271, |
|
|
268 |
-0.2002053, |
|
|
269 |
5.123623, |
|
|
270 |
5.637539, |
|
|
271 |
5.1236227, |
|
|
272 |
5.8915925, |
|
|
273 |
8.974568, |
|
|
274 |
], |
|
|
275 |
[ |
|
|
276 |
4.152433, |
|
|
277 |
6.7244620, |
|
|
278 |
6.338743, |
|
|
279 |
2.2835920, |
|
|
280 |
5.3240677, |
|
|
281 |
4.9623662, |
|
|
282 |
2.6750276, |
|
|
283 |
8.948426, |
|
|
284 |
4.604330, |
|
|
285 |
5.8770306, |
|
|
286 |
6.8781302, |
|
|
287 |
5.265561, |
|
|
288 |
], |
|
|
289 |
[ |
|
|
290 |
1.790356, |
|
|
291 |
-2.8227460, |
|
|
292 |
0.267767, |
|
|
293 |
-2.8227460, |
|
|
294 |
0.7155806, |
|
|
295 |
-2.8227460, |
|
|
296 |
-2.8227460, |
|
|
297 |
3.561685, |
|
|
298 |
3.347746, |
|
|
299 |
-0.5558881, |
|
|
300 |
3.4527199, |
|
|
301 |
-2.822746, |
|
|
302 |
], |
|
|
303 |
[ |
|
|
304 |
2.732023, |
|
|
305 |
-2.8227460, |
|
|
306 |
-2.822746, |
|
|
307 |
2.2835920, |
|
|
308 |
1.3566659, |
|
|
309 |
0.8610695, |
|
|
310 |
-0.2002053, |
|
|
311 |
2.993639, |
|
|
312 |
3.347746, |
|
|
313 |
0.6327990, |
|
|
314 |
2.9384128, |
|
|
315 |
4.276066, |
|
|
316 |
], |
|
|
317 |
[ |
|
|
318 |
-2.822746, |
|
|
319 |
3.1566484, |
|
|
320 |
1.103729, |
|
|
321 |
1.8953193, |
|
|
322 |
1.0717726, |
|
|
323 |
2.2965211, |
|
|
324 |
4.5538679, |
|
|
325 |
6.117780, |
|
|
326 |
-2.822746, |
|
|
327 |
-2.8227460, |
|
|
328 |
2.5906548, |
|
|
329 |
6.581130, |
|
|
330 |
], |
|
|
331 |
[ |
|
|
332 |
4.276066, |
|
|
333 |
1.5866643, |
|
|
334 |
4.020143, |
|
|
335 |
1.3618038, |
|
|
336 |
4.1420452, |
|
|
337 |
2.6911747, |
|
|
338 |
-2.8227460, |
|
|
339 |
2.993639, |
|
|
340 |
1.634489, |
|
|
341 |
0.1617874, |
|
|
342 |
0.1175492, |
|
|
343 |
4.276066, |
|
|
344 |
], |
|
|
345 |
[ |
|
|
346 |
1.790356, |
|
|
347 |
-2.8227460, |
|
|
348 |
-2.822746, |
|
|
349 |
6.0122710, |
|
|
350 |
5.7241411, |
|
|
351 |
3.2553183, |
|
|
352 |
1.9788499, |
|
|
353 |
2.993639, |
|
|
354 |
2.877997, |
|
|
355 |
3.8014500, |
|
|
356 |
5.3685344, |
|
|
357 |
-2.822746, |
|
|
358 |
], |
|
|
359 |
[ |
|
|
360 |
3.041855, |
|
|
361 |
3.0811437, |
|
|
362 |
2.774996, |
|
|
363 |
3.4072156, |
|
|
364 |
1.7980092, |
|
|
365 |
0.8610695, |
|
|
366 |
-0.2002053, |
|
|
367 |
-2.822746, |
|
|
368 |
-2.822746, |
|
|
369 |
0.1617874, |
|
|
370 |
3.0851780, |
|
|
371 |
-2.822746, |
|
|
372 |
], |
|
|
373 |
[ |
|
|
374 |
5.204619, |
|
|
375 |
0.2324742, |
|
|
376 |
2.774996, |
|
|
377 |
3.8127224, |
|
|
378 |
4.8394025, |
|
|
379 |
6.1875168, |
|
|
380 |
4.7630157, |
|
|
381 |
6.501071, |
|
|
382 |
5.595959, |
|
|
383 |
-2.8227460, |
|
|
384 |
4.8167596, |
|
|
385 |
7.257606, |
|
|
386 |
], |
|
|
387 |
[ |
|
|
388 |
4.685865, |
|
|
389 |
4.2418104, |
|
|
390 |
4.730196, |
|
|
391 |
5.0687489, |
|
|
392 |
2.7399816, |
|
|
393 |
4.7301962, |
|
|
394 |
4.7301962, |
|
|
395 |
4.284902, |
|
|
396 |
6.570435, |
|
|
397 |
5.6258120, |
|
|
398 |
4.7301962, |
|
|
399 |
4.685865, |
|
|
400 |
], |
|
|
401 |
[ |
|
|
402 |
5.434311, |
|
|
403 |
1.9687389, |
|
|
404 |
2.960316, |
|
|
405 |
3.5554177, |
|
|
406 |
4.8394025, |
|
|
407 |
4.7301962, |
|
|
408 |
4.0678339, |
|
|
409 |
2.993639, |
|
|
410 |
2.569582, |
|
|
411 |
2.9141319, |
|
|
412 |
0.1175492, |
|
|
413 |
6.958660, |
|
|
414 |
], |
|
|
415 |
[ |
|
|
416 |
3.513271, |
|
|
417 |
4.0172023, |
|
|
418 |
4.250864, |
|
|
419 |
6.4885385, |
|
|
420 |
6.0863872, |
|
|
421 |
8.0634801, |
|
|
422 |
5.2763471, |
|
|
423 |
5.704694, |
|
|
424 |
5.755538, |
|
|
425 |
-2.8227460, |
|
|
426 |
7.3320319, |
|
|
427 |
7.579001, |
|
|
428 |
], |
|
|
429 |
[ |
|
|
430 |
4.854038, |
|
|
431 |
1.0645175, |
|
|
432 |
4.624456, |
|
|
433 |
6.8021604, |
|
|
434 |
1.3566659, |
|
|
435 |
6.5386078, |
|
|
436 |
3.7121294, |
|
|
437 |
3.561685, |
|
|
438 |
-2.822746, |
|
|
439 |
4.9351593, |
|
|
440 |
1.8316982, |
|
|
441 |
4.017202, |
|
|
442 |
], |
|
|
443 |
] |
|
|
444 |
) |
|
|
445 |
|
|
|
446 |
dds = makeExampleDESeqDataSet(n=15, m=12, seed=42) |
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|
447 |
vst = varianceStabilizingTransformation(dds, fitType="mean") |
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|
448 |
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449 |
self.assertTrue(np.allclose(vst.X, ref.T, atol=3e-2)) |