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ift
NIFTy
Commits
212dae42
Commit
212dae42
authored
Feb 15, 2018
by
Martin Reinecke
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Plain Diff
cosmetics
parent
9aa1461b
Pipeline
#24954
canceled with stages
in 7 minutes and 58 seconds
Changes
5
Pipelines
1
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Inline
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Showing
5 changed files
with
19 additions
and
14 deletions
+19
-14
demos/critical_filtering.py
demos/critical_filtering.py
+3
-2
demos/nonlinear_critical_filter.py
demos/nonlinear_critical_filter.py
+3
-2
demos/paper_demos/cartesian_wiener_filter.py
demos/paper_demos/cartesian_wiener_filter.py
+10
-8
demos/paper_demos/wiener_filter.py
demos/paper_demos/wiener_filter.py
+2
-1
demos/wiener_filter_via_hamiltonian.py
demos/wiener_filter_via_hamiltonian.py
+1
-1
No files found.
demos/critical_filtering.py
View file @
212dae42
...
...
@@ -8,7 +8,7 @@ np.random.seed(42)
if
__name__
==
"__main__"
:
# Set up position space
s_space
=
ift
.
RGSpace
([
128
,
128
])
#s_space = ift.HPSpace(32)
#
s_space = ift.HPSpace(32)
# Define harmonic transformation and associated harmonic space
h_space
=
s_space
.
get_default_codomain
()
...
...
@@ -63,7 +63,8 @@ if __name__ == "__main__":
tol_abs_gradnorm
=
1e-15
)
minimizer
=
ift
.
RelaxedNewton
(
IC1
)
ICI
=
ift
.
GradientNormController
(
iteration_limit
=
500
,
tol_abs_gradnorm
=
1e-10
)
ICI
=
ift
.
GradientNormController
(
iteration_limit
=
500
,
tol_abs_gradnorm
=
1e-10
)
map_inverter
=
ift
.
ConjugateGradient
(
controller
=
ICI
)
ICI2
=
ift
.
GradientNormController
(
iteration_limit
=
200
,
...
...
demos/nonlinear_critical_filter.py
View file @
212dae42
...
...
@@ -53,8 +53,9 @@ if __name__ == "__main__":
MaskOperator
=
ift
.
DiagonalOperator
(
mask
)
R
=
ift
.
GeometryRemover
(
s_space
)
R
=
R
*
MaskOperator
#R = R*HT
#R = R * ift.create_harmonic_smoothing_operator((harmonic_space,),0,response_sigma)
# R = R*HT
# R = R * ift.create_harmonic_smoothing_operator((harmonic_space,), 0,
# response_sigma)
MeasurementOperator
=
R
d_space
=
MeasurementOperator
.
target
...
...
demos/paper_demos/cartesian_wiener_filter.py
View file @
212dae42
...
...
@@ -71,8 +71,8 @@ if __name__ == "__main__":
mask_2
=
ift
.
Field
(
signal_space_2
,
ift
.
dobj
.
from_global_data
(
mask_2
))
R
=
ift
.
GeometryRemover
(
signal_domain
)
R
=
R
*
ift
.
DiagonalOperator
(
mask_1
,
signal_domain
,
spaces
=
0
)
R
=
R
*
ift
.
DiagonalOperator
(
mask_2
,
signal_domain
,
spaces
=
1
)
R
=
R
*
ift
.
DiagonalOperator
(
mask_1
,
signal_domain
,
spaces
=
0
)
R
=
R
*
ift
.
DiagonalOperator
(
mask_2
,
signal_domain
,
spaces
=
1
)
R
=
R
*
ht
R
=
R
*
ift
.
create_harmonic_smoothing_operator
(
harmonic_domain
,
0
,
response_sigma_1
)
...
...
@@ -101,11 +101,13 @@ if __name__ == "__main__":
plotdict
=
{
"colormap"
:
"Planck-like"
}
plot_space
=
ift
.
RGSpace
((
N_pixels_1
,
N_pixels_2
))
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
ht
(
mock_signal
).
val
),
name
=
'mock_signal.png'
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
data
.
val
),
name
=
'data.png'
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
m
.
val
),
name
=
'map.png'
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
ht
(
mock_signal
).
val
)
,
name
=
'mock_signal.png'
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
data
.
val
),
name
=
'data.png'
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
m
.
val
),
name
=
'map.png'
,
**
plotdict
)
# sampling the uncertainty map
mean
,
variance
=
ift
.
probe_with_posterior_samples
(
wiener_curvature
,
ht
,
10
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
ift
.
sqrt
(
variance
).
val
),
name
=
"uncertainty.png"
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
(
mean
+
m
).
val
),
name
=
"posterior_mean.png"
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
ift
.
sqrt
(
variance
).
val
),
name
=
"uncertainty.png"
,
**
plotdict
)
ift
.
plot
(
ift
.
Field
(
plot_space
,
val
=
(
mean
+
m
).
val
),
name
=
"posterior_mean.png"
,
**
plotdict
)
demos/paper_demos/wiener_filter.py
View file @
212dae42
...
...
@@ -38,7 +38,8 @@ if __name__ == "__main__":
R
=
ift
.
GeometryRemover
(
signal_space
)
R
=
R
*
ift
.
DiagonalOperator
(
mask
)
R
=
R
*
ht
R
=
R
*
ift
.
create_harmonic_smoothing_operator
((
harmonic_space
,),
0
,
response_sigma
)
R
=
R
*
ift
.
create_harmonic_smoothing_operator
((
harmonic_space
,),
0
,
response_sigma
)
data_domain
=
R
.
target
[
0
]
noiseless_data
=
R
(
mock_signal
)
...
...
demos/wiener_filter_via_hamiltonian.py
View file @
212dae42
...
...
@@ -84,5 +84,5 @@ if __name__ == "__main__":
# try to do the same with diagonal probing
variance
=
ift
.
probe_diagonal
(
ht
*
curv
.
inverse
*
ht
.
adjoint
,
100
)
#sm = ift.FFTSmoothingOperator(s_space, sigma=0.015)
#
sm = ift.FFTSmoothingOperator(s_space, sigma=0.015)
ift
.
plot
(
variance
,
name
=
"posterior_variance2.png"
,
**
plotdict
)
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