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ift
NIFTy
Commits
7d9c0432
Commit
7d9c0432
authored
Oct 04, 2018
by
Philipp Arras
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Remove SmoothAmplitudeModel
parent
691ae596
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2
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52 deletions
+1
-52
nifty5/__init__.py
nifty5/__init__.py
+1
-1
nifty5/library/amplitude_model.py
nifty5/library/amplitude_model.py
+0
-51
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nifty5/__init__.py
View file @
7d9c0432
...
...
@@ -73,7 +73,7 @@ from .minimization.kl_energy import KL_Energy
from
.sugar
import
*
from
.plot
import
Plot
from
.library.amplitude_model
import
AmplitudeModel
,
SmoothAmplitudeModel
from
.library.amplitude_model
import
AmplitudeModel
from
.library.inverse_gamma_model
import
InverseGammaModel
from
.library.los_response
import
LOSResponse
...
...
nifty5/library/amplitude_model.py
View file @
7d9c0432
...
...
@@ -143,54 +143,3 @@ class AmplitudeModel(Operator):
@
property
def
norm_phi_mean
(
self
):
return
self
.
_norm_phi_mean
class
SmoothAmplitudeModel
(
Operator
):
'''
Computes a smooth power spectrum.
Output lives in PowerSpace.
Parameters
----------
Npixdof : #pix in dof_space
ceps_a, ceps_k0 : Smoothness parameters in ceps_kernel
eg. ceps_kernel(k) = (a/(1+(k/k0)**2))**2
a = ceps_a, k0 = ceps_k0
'''
def
__init__
(
self
,
s_space
,
Npixdof
,
ceps_a
,
ceps_k
,
name
=
'tau'
):
from
..operators.exp_transform
import
ExpTransform
from
..operators.qht_operator
import
QHTOperator
h_space
=
s_space
.
get_default_codomain
()
self
.
_exp_transform
=
ExpTransform
(
PowerSpace
(
h_space
),
Npixdof
)
logk_space
=
self
.
_exp_transform
.
domain
[
0
]
qht
=
QHTOperator
(
target
=
logk_space
)
dof_space
=
qht
.
domain
[
0
]
self
.
_domain
=
MultiDomain
.
make
({
name
:
dof_space
})
self
.
_target
=
self
.
_exp_transform
.
target
kern
=
lambda
k
:
_ceps_kernel
(
dof_space
,
k
,
ceps_a
,
ceps_k
)
cepstrum
=
create_cepstrum_amplitude_field
(
dof_space
,
kern
)
self
.
_smooth_op
=
qht
(
makeOp
(
sqrt
(
cepstrum
)))
self
.
_key
=
name
self
.
_qht
=
qht
self
.
_ceps
=
makeOp
(
sqrt
(
cepstrum
))
def
apply
(
self
,
x
):
self
.
_check_input
(
x
)
smooth_spec
=
self
.
_smooth_op
(
x
[
self
.
_key
])
loglog_spec
=
smooth_spec
return
self
.
_exp_transform
((
0.5
*
loglog_spec
).
exp
())
@
property
def
qht
(
self
):
return
self
.
_qht
@
property
def
ceps
(
self
):
return
self
.
_ceps
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