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ift
NIFTy
Commits
9f471cba
Commit
9f471cba
authored
Feb 02, 2018
by
Martin Reinecke
Browse files
adjustments
parent
d490d56c
Pipeline
#24333
passed with stage
in 6 minutes and 6 seconds
Changes
5
Pipelines
1
Hide whitespace changes
Inline
Side-by-side
demos/log_normal_wiener_filter.py
View file @
9f471cba
...
...
@@ -41,7 +41,7 @@ if __name__ == "__main__":
# Setting up the noise covariance and drawing a random noise realization
noiseless_data
=
R
(
mock_signal
)
noise_amplitude
=
noiseless_data
.
std
()
/
signal_to_noise
noise_amplitude
=
noiseless_data
.
val
.
std
()
/
signal_to_noise
N
=
ift
.
DiagonalOperator
(
ift
.
Field
.
full
(
data_domain
,
noise_amplitude
**
2
))
noise
=
ift
.
Field
.
from_random
(
...
...
@@ -56,9 +56,9 @@ if __name__ == "__main__":
inverter
=
ift
.
ConjugateGradient
(
controller
=
ctrl
)
energy
=
ift
.
library
.
LogNormalWienerFilterEnergy
(
m0
,
data
,
R
,
N
,
S
,
inverter
=
inverter
)
#
minimizer = ift.VL_BFGS(controller=ctrl2, max_history_length=20)
#minimizer = ift.VL_BFGS(controller=ctrl2, max_history_length=20)
minimizer
=
ift
.
RelaxedNewton
(
controller
=
ctrl2
)
#
minimizer = ift.SteepestDescent(controller=ctrl2)
#minimizer = ift.SteepestDescent(controller=ctrl2)
me
=
minimizer
(
energy
)
m
=
ht
(
me
[
0
].
position
)
...
...
demos/paper_demos/cartesian_wiener_filter.py
View file @
9f471cba
...
...
@@ -81,7 +81,7 @@ if __name__ == "__main__":
data_domain
=
R
.
target
noiseless_data
=
R
(
mock_signal
)
noise_amplitude
=
noiseless_data
.
std
()
/
signal_to_noise
noise_amplitude
=
noiseless_data
.
val
.
std
()
/
signal_to_noise
# Setting up the noise covariance and drawing a random noise realization
ndiag
=
ift
.
Field
.
full
(
data_domain
,
noise_amplitude
**
2
)
N
=
ift
.
DiagonalOperator
(
ndiag
)
...
...
demos/paper_demos/wiener_filter.py
View file @
9f471cba
...
...
@@ -42,7 +42,7 @@ if __name__ == "__main__":
data_domain
=
R
.
target
[
0
]
noiseless_data
=
R
(
mock_signal
)
noise_amplitude
=
noiseless_data
.
std
()
/
signal_to_noise
noise_amplitude
=
noiseless_data
.
val
.
std
()
/
signal_to_noise
# Setting up the noise covariance and drawing a random noise realization
ndiag
=
ift
.
Field
.
full
(
data_domain
,
noise_amplitude
**
2
)
N
=
ift
.
DiagonalOperator
(
ndiag
)
...
...
demos/wiener_filter_easy.py
View file @
9f471cba
...
...
@@ -42,7 +42,7 @@ if __name__ == "__main__":
noiseless_data
=
R
(
sh
)
signal_to_noise
=
1.
noise_amplitude
=
noiseless_data
.
std
()
/
signal_to_noise
noise_amplitude
=
noiseless_data
.
val
.
std
()
/
signal_to_noise
N
=
ift
.
DiagonalOperator
(
ift
.
Field
.
full
(
s_space
,
noise_amplitude
**
2
))
n
=
ift
.
Field
.
from_random
(
domain
=
s_space
,
random_type
=
'normal'
,
...
...
demos/wiener_filter_via_hamiltonian.py
View file @
9f471cba
...
...
@@ -36,7 +36,7 @@ if __name__ == "__main__":
R
=
Instrument
*
ht
noiseless_data
=
R
(
sh
)
signal_to_noise
=
1.
noise_amplitude
=
noiseless_data
.
std
()
/
signal_to_noise
noise_amplitude
=
noiseless_data
.
val
.
std
()
/
signal_to_noise
N
=
ift
.
DiagonalOperator
(
ift
.
Field
.
full
(
s_space
,
noise_amplitude
**
2
))
n
=
ift
.
Field
.
from_random
(
domain
=
s_space
,
random_type
=
'normal'
,
...
...
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