test_adjoint.py 11.2 KB
Newer Older
Martin Reinecke's avatar
Martin Reinecke committed
1
2
3
4
5
6
7
8
9
10
11
12
13
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
14
# Copyright(C) 2013-2018 Max-Planck-Society
Martin Reinecke's avatar
Martin Reinecke committed
15
16
17
18
#
# NIFTy is being developed at the Max-Planck-Institut fuer Astrophysik
# and financially supported by the Studienstiftung des deutschen Volkes.

19
20
21
22
import unittest
from itertools import product
from test.common import expand

23
24
import nifty5 as ift
import numpy as np
25

26
27
28
_h_RG_spaces = [ift.RGSpace(7, distances=0.2, harmonic=True),
                ift.RGSpace((12, 46), distances=(.2, .3), harmonic=True)]
_h_spaces = _h_RG_spaces + [ift.LMSpace(17)]
Martin Reinecke's avatar
Martin Reinecke committed
29

30
31
32
_p_RG_spaces = [ift.RGSpace(19, distances=0.7),
                ift.RGSpace((1, 2, 3, 6), distances=(0.2, 0.25, 0.34, .8))]
_p_spaces = _p_RG_spaces + [ift.HPSpace(17), ift.GLSpace(8, 13)]
33

34
35
_pow_spaces = [ift.PowerSpace(ift.RGSpace((17, 38), harmonic=True))]

Martin Reinecke's avatar
Martin Reinecke committed
36

37
class Consistency_Tests(unittest.TestCase):
38
39
40
41
42
43
44
45
46
    @expand(product(_p_RG_spaces, [np.float64, np.complex128]))
    def testLOSResponse(self, sp, dtype):
        starts = np.random.randn(len(sp.shape), 10)
        ends = np.random.randn(len(sp.shape), 10)
        sigma_low = 1e-4*np.random.randn(10)
        sigma_ups = 1e-5*np.random.randn(10)
        op = ift.LOSResponse(sp, starts, ends, sigma_low, sigma_ups)
        ift.extra.consistency_check(op, dtype, dtype)

47
48
49
50
    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
                    [np.float64, np.complex128]))
    def testOperatorCombinations(self, sp, dtype):
        a = ift.DiagonalOperator(ift.Field.from_random("normal", sp,
Martin Reinecke's avatar
Martin Reinecke committed
51
                                                       dtype=dtype))
52
        b = ift.DiagonalOperator(ift.Field.from_random("normal", sp,
Martin Reinecke's avatar
Martin Reinecke committed
53
                                                       dtype=dtype))
54
55
        op = ift.SandwichOperator.make(a, b)
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
56
        op = a(b)
57
58
59
60
        ift.extra.consistency_check(op, dtype, dtype)
        op = a+b
        ift.extra.consistency_check(op, dtype, dtype)

Martin Reinecke's avatar
Martin Reinecke committed
61
62
63
64
65
66
67
    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
                    [np.float64, np.complex128]))
    def testVdotOperator(self, sp, dtype):
        op = ift.VdotOperator(ift.Field.from_random("normal", sp,
                                                    dtype=dtype))
        ift.extra.consistency_check(op, dtype, dtype)

68
69
70
71
72
73
74
75
76
    @expand(product([(ift.RGSpace(10, harmonic=True), 4, 0),
                     (ift.RGSpace((24, 31), distances=(0.4, 2.34),
                                  harmonic=True), 3, 0),
                     (ift.LMSpace(4), 10, 0)],
                    [np.float64, np.complex128]))
    def testSlopeOperator(self, args, dtype):
        tmp = ift.ExpTransform(ift.PowerSpace(args[0]), args[1], args[2])
        tgt = tmp.domain[0]
        sig = np.array([0.3, 0.13])
77
        op = ift.SlopeOperator(tgt, sig)
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
        ift.extra.consistency_check(op, dtype, dtype)

    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
                    [np.float64, np.complex128]))
    def testOperatorAdaptor(self, sp, dtype):
        op = ift.DiagonalOperator(ift.Field.from_random("normal", sp,
                                                        dtype=dtype))
        ift.extra.consistency_check(op.adjoint, dtype, dtype)
        ift.extra.consistency_check(op.inverse, dtype, dtype)
        ift.extra.consistency_check(op.inverse.adjoint, dtype, dtype)
        ift.extra.consistency_check(op.adjoint.inverse, dtype, dtype)

    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
                    _h_spaces + _p_spaces + _pow_spaces,
                    [np.float64, np.complex128]))
    def testNullOperator(self, sp1, sp2, dtype):
        op = ift.NullOperator(sp1, sp2)
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
96
97
        mdom1 = ift.MultiDomain.make({'a': sp1})
        mdom2 = ift.MultiDomain.make({'b': sp2})
98
99
100
101
102
103
        op = ift.NullOperator(mdom1, mdom2)
        ift.extra.consistency_check(op, dtype, dtype)
        op = ift.NullOperator(sp1, mdom2)
        ift.extra.consistency_check(op, dtype, dtype)
        op = ift.NullOperator(mdom1, sp2)
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
104

105
106
107
108
109
110
    @expand(product(_p_RG_spaces,
                    [np.float64, np.complex128]))
    def testHarmonicSmoothingOperator(self, sp, dtype):
        op = ift.HarmonicSmoothingOperator(sp, 0.1)
        ift.extra.consistency_check(op, dtype, dtype)

Martin Reinecke's avatar
Martin Reinecke committed
111
    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
Reimar H Leike's avatar
Reimar H Leike committed
112
113
                    [np.float64, np.complex128]))
    def testDOFDistributor(self, sp, dtype):
Martin Reinecke's avatar
Martin Reinecke committed
114
        # TODO: Test for DomainTuple
Reimar H Leike's avatar
Reimar H Leike committed
115
116
        if sp.size < 4:
            return
Martin Reinecke's avatar
Martin Reinecke committed
117
        dofdex = np.arange(sp.size).reshape(sp.shape) % 3
118
119
120
        dofdex = ift.Field.from_global_data(sp, dofdex)
        op = ift.DOFDistributor(dofdex)
        ift.extra.consistency_check(op, dtype, dtype)
Reimar H Leike's avatar
bugfic    
Reimar H Leike committed
121

122
    @expand(product(_h_spaces, [np.float64, np.complex128]))
123
    def testPPO(self, sp, dtype):
Martin Reinecke's avatar
Martin Reinecke committed
124
        op = ift.PowerDistributor(target=sp)
125
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
126
127
        ps = ift.PowerSpace(
            sp, ift.PowerSpace.useful_binbounds(sp, logarithmic=False, nbin=3))
Martin Reinecke's avatar
Martin Reinecke committed
128
        op = ift.PowerDistributor(target=sp, power_space=ps)
129
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
130
131
        ps = ift.PowerSpace(
            sp, ift.PowerSpace.useful_binbounds(sp, logarithmic=True, nbin=3))
Martin Reinecke's avatar
Martin Reinecke committed
132
        op = ift.PowerDistributor(target=sp, power_space=ps)
133
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
134

135
    @expand(product(_h_RG_spaces+_p_RG_spaces,
Martin Reinecke's avatar
Martin Reinecke committed
136
                    [np.float64, np.complex128]))
Martin Reinecke's avatar
Martin Reinecke committed
137
138
    def testFFT(self, sp, dtype):
        op = ift.FFTOperator(sp)
139
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
140
        op = ift.FFTOperator(sp.get_default_codomain())
141
        ift.extra.consistency_check(op, dtype, dtype)
142

Martin Reinecke's avatar
Martin Reinecke committed
143
144
145
146
147
148
149
150
    @expand(product(_h_RG_spaces+_p_RG_spaces,
                    [np.float64, np.complex128]))
    def testHartley(self, sp, dtype):
        op = ift.HartleyOperator(sp)
        ift.extra.consistency_check(op, dtype, dtype)
        op = ift.HartleyOperator(sp.get_default_codomain())
        ift.extra.consistency_check(op, dtype, dtype)

151
152
153
    @expand(product(_h_spaces, [np.float64, np.complex128]))
    def testHarmonic(self, sp, dtype):
        op = ift.HarmonicTransformOperator(sp)
154
155
        ift.extra.consistency_check(op, dtype, dtype)

Philipp Arras's avatar
Philipp Arras committed
156
157
158
    @expand(product(_p_spaces, [np.float64, np.complex128]))
    def testMask(self, sp, dtype):
        # Create mask
Philipp Arras's avatar
Philipp Arras committed
159
        f = ift.from_random('normal', sp).to_global_data()
Philipp Arras's avatar
Philipp Arras committed
160
161
        mask = np.zeros_like(f)
        mask[f > 0] = 1
Philipp Arras's avatar
Philipp Arras committed
162
        mask = ift.Field.from_global_data(sp, mask)
Philipp Arras's avatar
Philipp Arras committed
163
164
165
166
        # Test MaskOperator
        op = ift.MaskOperator(mask)
        ift.extra.consistency_check(op, dtype, dtype)

167
168
169
170
171
    @expand(product(_h_spaces+_p_spaces, [np.float64, np.complex128]))
    def testDiagonal(self, sp, dtype):
        op = ift.DiagonalOperator(ift.Field.from_random("normal", sp,
                                                        dtype=dtype))
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
172
173
174
175
176

    @expand(product(_pow_spaces, [np.float64, np.complex128]))
    def testLaplace(self, sp, dtype):
        op = ift.LaplaceOperator(sp)
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
177
178
179
180
181

    @expand(product(_pow_spaces, [np.float64, np.complex128]))
    def testSmoothness(self, sp, dtype):
        op = ift.SmoothnessOperator(sp)
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
182
183
184
185
186
187

    @expand(product(_h_spaces+_p_spaces+_pow_spaces,
                    [np.float64, np.complex128]))
    def testGeometryRemover(self, sp, dtype):
        op = ift.GeometryRemover(sp)
        ift.extra.consistency_check(op, dtype, dtype)
188
189
190

    @expand(product([0, 1, 2, 3, (0, 1), (0, 2), (0, 1, 2), (0, 2, 3), (1, 3)],
                    [np.float64, np.complex128]))
191
    def testContractionOperator(self, spaces, dtype):
192
193
        dom = (ift.RGSpace(10), ift.UnstructuredDomain(13), ift.GLSpace(5),
               ift.HPSpace(4))
194
        op = ift.ContractionOperator(dom, spaces)
195
196
197
198
199
200
201
202
203
        ift.extra.consistency_check(op, dtype, dtype)

    @expand(product([0, 2], [np.float64, np.complex128]))
    def testSymmetrizingOperator(self, space, dtype):
        dom = (ift.LogRGSpace(10, [2.], [1.]), ift.UnstructuredDomain(13),
               ift.LogRGSpace((5, 27), [1., 2.7], [0., 4.]), ift.HPSpace(4))
        op = ift.SymmetrizingOperator(dom, space)
        ift.extra.consistency_check(op, dtype, dtype)

204
205
206
    @expand(product([0, 2], [2, 2.7], [np.float64, np.complex128],
                    [False, True]))
    def testZeroPadder(self, space, factor, dtype, central):
Martin Reinecke's avatar
Martin Reinecke committed
207
        dom = (ift.RGSpace(10), ift.UnstructuredDomain(13), ift.RGSpace(7, 12),
208
               ift.HPSpace(4))
209
210
        newshape = [int(factor*l) for l in dom[space].shape]
        op = ift.FieldZeroPadder(dom, newshape, space, central)
211
        ift.extra.consistency_check(op, dtype, dtype)
Martin Reinecke's avatar
Martin Reinecke committed
212

Martin Reinecke's avatar
Martin Reinecke committed
213
214
215
216
    @expand(product([0, 2], [2, 2.7], [np.float64, np.complex128]))
    def testZeroPadder2(self, space, factor, dtype):
        dom = (ift.RGSpace(10), ift.UnstructuredDomain(13), ift.RGSpace(7, 12),
               ift.HPSpace(4))
217
        newshape = [int(factor*l) for l in dom[space].shape]
Martin Reinecke's avatar
Martin Reinecke committed
218
219
220
        op = ift.CentralZeroPadder(dom, newshape, space)
        ift.extra.consistency_check(op, dtype, dtype)

Martin Reinecke's avatar
Martin Reinecke committed
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
    @expand(product([(ift.RGSpace(10, harmonic=True), 4, 0),
                     (ift.RGSpace((24, 31), distances=(0.4, 2.34),
                                  harmonic=True), (4, 3), 0),
                     ((ift.HPSpace(4), ift.RGSpace(27, distances=0.3,
                                                   harmonic=True)), (10,), 1),
                     (ift.PowerSpace(ift.RGSpace(10, distances=0.3,
                                     harmonic=True)), 6, 0)],
                    [np.float64, np.complex128]))
    def testExpTransform(self, args, dtype):
        op = ift.ExpTransform(args[0], args[1], args[2])
        ift.extra.consistency_check(op, dtype, dtype)

    @expand(product([(ift.LogRGSpace([10, 17], [2., 3.], [1., 0.]), 0),
                     ((ift.LogRGSpace(10, [2.], [1.]),
                       ift.UnstructuredDomain(13)), 0),
                     ((ift.UnstructuredDomain(13),
                       ift.LogRGSpace(17, [3.], [.7])), 1)],
                    [np.float64]))
    def testQHTOperator(self, args, dtype):
Martin Reinecke's avatar
Martin Reinecke committed
240
241
        tgt = ift.DomainTuple.make(args[0])
        op = ift.QHTOperator(tgt, args[1])
Martin Reinecke's avatar
Martin Reinecke committed
242
        ift.extra.consistency_check(op, dtype, dtype)
Philipp Arras's avatar
Philipp Arras committed
243

Martin Reinecke's avatar
Martin Reinecke committed
244
245
246
    @expand([[ift.RGSpace((13, 52, 40)), (4, 6, 25), None],
             [ift.RGSpace((128, 128)), (45, 48), 0],
             [ift.RGSpace(13), (7,), None],
247
             [(ift.HPSpace(3), ift.RGSpace((12, 24), distances=0.3)),
Martin Reinecke's avatar
Martin Reinecke committed
248
249
250
              (12, 12), 1]])
    def testRegridding(self, domain, shape, space):
        op = ift.RegriddingOperator(domain, shape, space)
Philipp Arras's avatar
Philipp Arras committed
251
        ift.extra.consistency_check(op)