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ift
NIFTy
Commits
6122a10f
Commit
6122a10f
authored
Nov 13, 2019
by
Philipp Frank
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add test for correlated field modes consistency
parent
679f4360
Pipeline
#63605
passed with stages
in 7 minutes and 15 seconds
Changes
2
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1
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2 changed files
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87 additions
and
2 deletions
+87
-2
demos/multi_amplitudes_consistency.py
demos/multi_amplitudes_consistency.py
+3
-2
test/test_operators/test_correlated_fields.py
test/test_operators/test_correlated_fields.py
+84
-0
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demos/multi_amplitudes_consistency.py
View file @
6122a10f
import
nifty5
as
ift
import
numpy
as
np
np
.
random
.
seed
(
42
)
def
testAmplitudesConsistency
(
seed
,
sspace
):
np
.
random
.
seed
(
seed
)
offset_std
=
30
intergated_fluct_std0
=
.
003
intergated_fluct_std1
=
0.1
nsam
=
100
nsam
=
100
0
fsspace
=
ift
.
RGSpace
((
12
,),
(
0.4
,))
...
...
test/test_operators/test_correlated_fields.py
0 → 100644
View file @
6122a10f
# 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/>.
#
# Copyright(C) 2013-2019 Max-Planck-Society
#
# NIFTy is being developed at the Max-Planck-Institut fuer Astrophysik.
import
pytest
from
numpy.testing
import
assert_allclose
from
numpy.random
import
seed
import
nifty5
as
ift
@
pytest
.
mark
.
parametrize
(
'sspace'
,
[
ift
.
RGSpace
(
4
),
ift
.
RGSpace
((
4
,
4
),
(
0.123
,
0.4
)),
ift
.
HPSpace
(
8
),
ift
.
GLSpace
(
4
)
])
@
pytest
.
mark
.
parametrize
(
'rseed'
,
[
13
,
2
])
@
pytest
.
mark
.
parametrize
(
'Astds'
,
[[
1.
,
3.
],[
0.2
,
1.4
]])
@
pytest
.
mark
.
parametrize
(
'offset_std'
,
[
1.
,
10.
])
def
testAmplitudesConsistency
(
rseed
,
sspace
,
Astds
,
offset_std
):
seed
(
rseed
)
nsam
=
100
fsspace
=
ift
.
RGSpace
((
12
,),
(
0.4
,))
fa
=
ift
.
CorrelatedFieldMaker
()
fa
.
add_fluctuations
(
sspace
,
Astds
[
0
],
1E-8
,
1.1
,
2.
,
2.1
,
.
5
,
-
2
,
1.
,
'spatial'
)
fa
.
add_fluctuations
(
fsspace
,
Astds
[
1
],
1E-8
,
3.1
,
1.
,
.
5
,
.
1
,
-
4
,
1.
,
'freq'
)
op
=
fa
.
finalize
(
offset_std
,
1E-8
,
''
)
samples
=
[
ift
.
from_random
(
'normal'
,
op
.
domain
)
for
_
in
range
(
nsam
)]
tot_flm
,
_
=
fa
.
stats
(
fa
.
total_fluctuation
,
samples
)
offset_std
,
_
=
fa
.
stats
(
fa
.
amplitude_total_offset
,
samples
)
intergated_fluct_std0
,
_
=
fa
.
stats
(
fa
.
average_fluctuation
(
0
),
samples
)
intergated_fluct_std1
,
_
=
fa
.
stats
(
fa
.
average_fluctuation
(
1
),
samples
)
slice_fluct_std0
,
_
=
fa
.
stats
(
fa
.
slice_fluctuation
(
0
),
samples
)
slice_fluct_std1
,
_
=
fa
.
stats
(
fa
.
slice_fluctuation
(
1
),
samples
)
sams
=
[
op
(
s
)
for
s
in
samples
]
fluct_total
=
fa
.
total_fluctuation_realized
(
sams
)
fluct_space
=
fa
.
average_fluctuation_realized
(
sams
,
0
)
fluct_freq
=
fa
.
average_fluctuation_realized
(
sams
,
1
)
zm_std_mean
=
fa
.
offset_amplitude_realized
(
sams
)
sl_fluct_space
=
fa
.
slice_fluctuation_realized
(
sams
,
0
)
sl_fluct_freq
=
fa
.
slice_fluctuation_realized
(
sams
,
1
)
assert_allclose
(
offset_std
,
zm_std_mean
,
rtol
=
0.5
)
assert_allclose
(
intergated_fluct_std0
,
fluct_space
,
rtol
=
0.5
)
assert_allclose
(
intergated_fluct_std1
,
fluct_freq
,
rtol
=
0.5
)
assert_allclose
(
tot_flm
,
fluct_total
,
rtol
=
0.5
)
assert_allclose
(
slice_fluct_std0
,
sl_fluct_space
,
rtol
=
0.5
)
assert_allclose
(
slice_fluct_std1
,
sl_fluct_freq
,
rtol
=
0.5
)
fa
=
ift
.
CorrelatedFieldMaker
()
fa
.
add_fluctuations
(
fsspace
,
Astds
[
1
],
1.
,
3.1
,
1.
,
.
5
,
.
1
,
-
4
,
1.
,
'freq'
)
m
=
3.
x
=
fa
.
moment_slice_to_average
(
m
)
fa
.
add_fluctuations
(
sspace
,
x
,
1.5
,
1.1
,
2.
,
2.1
,
.
5
,
-
2
,
1.
,
'spatial'
,
0
)
op
=
fa
.
finalize
(
offset_std
,
.
1
,
''
)
em
,
estd
=
fa
.
stats
(
fa
.
slice_fluctuation
(
0
),
samples
)
assert_allclose
(
m
,
em
,
rtol
=
0.5
)
assert
op
.
target
[
0
]
==
sspace
assert
op
.
target
[
1
]
==
fsspace
\ No newline at end of file
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