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Gregory Ashton
PyFstat
Commits
98d4ebb4
Commit
98d4ebb4
authored
Apr 05, 2017
by
Gregory Ashton
Browse files
Initial work to add proper usable unit and rescaling support
parent
5a391e85
Changes
1
Hide whitespace changes
Inline
Side-by-side
pyfstat/mcmc_based_searches.py
View file @
98d4ebb4
...
...
@@ -100,6 +100,7 @@ class MCMCSearch(core.BaseSearchClass):
delta
=
'$\delta$'
)
self
.
unit_dictionary
=
dict
(
F0
=
'Hz'
,
F1
=
'Hz/s'
,
F2
=
'Hz/s$^2$'
,
alpha
=
r
'rad'
,
delta
=
'rad'
)
self
.
rescale_dictionary
=
{}
self
.
log_input
()
...
...
@@ -415,6 +416,22 @@ class MCMCSearch(core.BaseSearchClass):
self
.
lnlikes
=
lnlikes
self
.
save_data
(
sampler
,
samples
,
lnprobs
,
lnlikes
)
def
scale_samples
(
self
,
samples
,
symbols
,
theta_keys
):
for
key
in
theta_keys
:
if
key
in
self
.
rescale_dictionary
:
idx
=
theta_keys
.
index
(
key
)
s
=
samples
[:,
idx
]
if
'subtractor'
in
self
.
scale_dictionary
[
key
]:
s
=
self
.
scale_dictionary
[
key
][
'subtractor'
]
-
s
if
'multipler'
in
self
.
scale_dictionary
[
key
]:
s
*=
self
.
scale_dictionary
[
key
][
'multipler'
]
samples
[:,
idx
]
=
s
if
'label'
in
self
.
scale_dictionary
[
'key'
]:
symbols
[
idx
]
=
self
.
scale_dictionary
[
key
][
'label'
]
return
samples
,
symbols
def
plot_corner
(
self
,
figsize
=
(
7
,
7
),
tglitch_ratio
=
False
,
add_prior
=
False
,
nstds
=
None
,
label_offset
=
0.4
,
dpi
=
300
,
rc_context
=
{},
**
kwargs
):
...
...
@@ -435,6 +452,9 @@ class MCMCSearch(core.BaseSearchClass):
samples_plt
=
copy
.
copy
(
self
.
samples
)
theta_symbols_plt
=
copy
.
copy
(
self
.
theta_symbols
)
samples_plt
,
theta_symbols_plt
=
self
.
scale_samples
(
samples_plt
,
theta_symbols_plt
,
self
.
theta_keys
)
theta_symbols_plt
=
[
s
.
replace
(
'_{glitch}'
,
r
'_\textrm{glitch}'
)
for
s
in
theta_symbols_plt
]
...
...
@@ -1273,6 +1293,7 @@ class MCMCGlitchSearch(MCMCSearch):
self
.
unit_dictionary
=
dict
(
F0
=
'Hz'
,
F1
=
'Hz/s'
,
F2
=
'Hz/s$^2$'
,
alpha
=
r
'rad'
,
delta
=
'rad'
,
delta_F0
=
'Hz'
,
delta_F1
=
'Hz/s'
,
tglitch
=
's'
)
self
.
rescale_dictionary
=
dict
()
self
.
log_input
()
def
initiate_search_object
(
self
):
...
...
@@ -1829,6 +1850,14 @@ class MCMCTransientSearch(MCMCSearch):
F0
=
'Hz'
,
F1
=
'Hz/s'
,
F2
=
'Hz/s$^2$'
,
alpha
=
r
'rad'
,
delta
=
'rad'
,
tstart
=
's'
,
tend
=
's'
)
rescale_dictionary
=
dict
(
transient_duration
=
{
'multiplier'
:
1
/
86400.
,
'label'
:
'Transient duration'
},
transient_tstart
=
{
'multiplier'
:
1
/
86400.
,
'label'
:
'Transient start-time
\n
days after minStartTime'
}
)
def
initiate_search_object
(
self
):
logging
.
info
(
'Setting up search object'
)
self
.
search
=
core
.
ComputeFstat
(
...
...
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