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ift
NIFTy
Commits
fbe00860
Commit
fbe00860
authored
Oct 04, 2018
by
Philipp Arras
Browse files
Add ValueInserter
parent
7d9c0432
Changes
3
Hide whitespace changes
Inline
Side-by-side
nifty5/__init__.py
View file @
fbe00860
...
@@ -46,7 +46,7 @@ from .operators.block_diagonal_operator import BlockDiagonalOperator
...
@@ -46,7 +46,7 @@ from .operators.block_diagonal_operator import BlockDiagonalOperator
from
.operators.outer_product_operator
import
OuterProduct
from
.operators.outer_product_operator
import
OuterProduct
from
.operators.simple_linear_operators
import
(
from
.operators.simple_linear_operators
import
(
VdotOperator
,
ConjugationOperator
,
Realizer
,
VdotOperator
,
ConjugationOperator
,
Realizer
,
FieldAdapter
,
GeometryRemover
,
NullOperator
)
FieldAdapter
,
GeometryRemover
,
NullOperator
,
ValueInserter
)
from
.operators.energy_operators
import
(
from
.operators.energy_operators
import
(
EnergyOperator
,
GaussianEnergy
,
PoissonianEnergy
,
InverseGammaLikelihood
,
EnergyOperator
,
GaussianEnergy
,
PoissonianEnergy
,
InverseGammaLikelihood
,
BernoulliEnergy
,
Hamiltonian
,
SampledKullbachLeiblerDivergence
)
BernoulliEnergy
,
Hamiltonian
,
SampledKullbachLeiblerDivergence
)
...
...
nifty5/operators/simple_linear_operators.py
View file @
fbe00860
...
@@ -18,13 +18,14 @@
...
@@ -18,13 +18,14 @@
from
__future__
import
absolute_import
,
division
,
print_function
from
__future__
import
absolute_import
,
division
,
print_function
import
numpy
as
np
from
..compat
import
*
from
..compat
import
*
from
..domain_tuple
import
DomainTuple
from
..domain_tuple
import
DomainTuple
from
..domains.unstructured_domain
import
UnstructuredDomain
from
..domains.unstructured_domain
import
UnstructuredDomain
from
..field
import
Field
from
..field
import
Field
from
..multi_domain
import
MultiDomain
from
..multi_domain
import
MultiDomain
from
..multi_field
import
MultiField
from
..multi_field
import
MultiField
from
..sugar
import
full
from
.endomorphic_operator
import
EndomorphicOperator
from
.endomorphic_operator
import
EndomorphicOperator
from
.linear_operator
import
LinearOperator
from
.linear_operator
import
LinearOperator
...
@@ -141,3 +142,36 @@ class NullOperator(LinearOperator):
...
@@ -141,3 +142,36 @@ class NullOperator(LinearOperator):
def
apply
(
self
,
x
,
mode
):
def
apply
(
self
,
x
,
mode
):
self
.
_check_input
(
x
,
mode
)
self
.
_check_input
(
x
,
mode
)
return
self
.
_nullfield
(
self
.
_tgt
(
mode
))
return
self
.
_nullfield
(
self
.
_tgt
(
mode
))
class
ValueInserter
(
LinearOperator
):
"""Operator which inserts one value into a field.
Parameters
----------
target : Domain, tuple of Domain or DomainTuple
index : tuple
The index of the target into which the value of the domain shall be
written.
"""
def
__init__
(
self
,
target
,
index
):
from
..sugar
import
makeDomain
self
.
_domain
=
makeDomain
(
UnstructuredDomain
(
1
))
self
.
_target
=
DomainTuple
.
make
(
target
)
if
not
isinstance
(
index
,
tuple
):
raise
TypeError
self
.
_index
=
index
self
.
_capability
=
self
.
TIMES
|
self
.
ADJOINT_TIMES
# Check if index is in bounds
np
.
empty
(
self
.
target
.
shape
)[
self
.
_index
]
def
apply
(
self
,
x
,
mode
):
self
.
_check_input
(
x
,
mode
)
x
=
x
.
to_global_data
()
if
mode
==
self
.
TIMES
:
res
=
np
.
zeros
(
self
.
target
.
shape
,
dtype
=
x
.
dtype
)
res
[
self
.
_index
]
=
x
else
:
res
=
x
[
self
.
_index
]
return
Field
.
from_global_data
(
self
.
_tgt
(
mode
),
res
)
test/test_operators/test_adjoint.py
View file @
fbe00860
...
@@ -44,6 +44,14 @@ class Consistency_Tests(unittest.TestCase):
...
@@ -44,6 +44,14 @@ class Consistency_Tests(unittest.TestCase):
op
=
ift
.
LOSResponse
(
sp
,
starts
,
ends
,
sigma_low
,
sigma_ups
)
op
=
ift
.
LOSResponse
(
sp
,
starts
,
ends
,
sigma_low
,
sigma_ups
)
ift
.
extra
.
consistency_check
(
op
,
dtype
,
dtype
)
ift
.
extra
.
consistency_check
(
op
,
dtype
,
dtype
)
def
testValueInserter
(
self
):
op
=
ift
.
ValueInserter
(
ift
.
RGSpace
([
23
,
44
]),
(
2
,
43
))
ift
.
extra
.
consistency_check
(
op
)
self
.
assertRaises
(
IndexError
,
lambda
:
ift
.
ValueInserter
(
ift
.
RGSpace
(
3
),
(
7
,)))
self
.
assertRaises
(
TypeError
,
lambda
:
ift
.
ValueInserter
(
ift
.
RGSpace
(
3
),
2
))
@
expand
(
product
(
_h_spaces
+
_p_spaces
+
_pow_spaces
,
@
expand
(
product
(
_h_spaces
+
_p_spaces
+
_pow_spaces
,
[
np
.
float64
,
np
.
complex128
]))
[
np
.
float64
,
np
.
complex128
]))
def
testOperatorCombinations
(
self
,
sp
,
dtype
):
def
testOperatorCombinations
(
self
,
sp
,
dtype
):
...
...
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