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Matthias Mayr
limbo
Commits
c85b482b
Commit
c85b482b
authored
Nov 25, 2016
by
Roberto Rama
Browse files
Changes reduction parameters and likelihood optimization
parent
89e9ecfd
Changes
1
Hide whitespace changes
Inline
Side-by-side
src/limbo/model/gp.hpp
View file @
c85b482b
...
...
@@ -274,7 +274,7 @@ namespace limbo {
Eigen
::
VectorXd
indexes
=
Eigen
::
VectorXd
::
LinSpaced
(
_samples
.
size
(),
0
,
_samples
.
size
()
-
1
);
std
::
mt19937
rgen
(
randutils
::
auto_seed_128
{}.
base
());
std
::
shuffle
(
indexes
.
data
(),
indexes
.
data
()
+
indexes
.
size
(),
rgen
);
size_t
nn
=
_samples
.
size
()
*
0.
7
;
size_t
nn
=
_samples
.
size
()
*
0.
9
;
std
::
vector
<
Eigen
::
VectorXd
>
samples
=
_samples
;
Eigen
::
MatrixXd
observations
=
_observations
;
...
...
@@ -294,8 +294,10 @@ namespace limbo {
#else
// _compute_obs_mean();
// optimize_hyperparams();
Eigen
::
VectorXd
hp
=
_kernel_function
.
h_params
();
std
::
cout
<<
hp
<<
std
::
endl
;
_compute_obs_mean
();
optimize_hyperparams
();
std
::
vector
<
std
::
pair
<
double
,
int
>>
scores
(
_samples
.
size
());
for
(
size_t
i
=
0
;
i
<
_samples
.
size
();
i
++
)
{
...
...
@@ -312,7 +314,7 @@ namespace limbo {
std
::
sort
(
scores
.
begin
(),
scores
.
end
(),
comp
);
// Copy the values
size_t
nn
=
_samples
.
size
()
*
0.
7
;
size_t
nn
=
_samples
.
size
()
*
0.
9
;
// size_t sn = (_samples.size() - nn)/2; // get the middle
size_t
sn
=
0
;
...
...
@@ -328,7 +330,9 @@ namespace limbo {
_observations
.
conservativeResize
(
nn
,
_observations
.
cols
());
_noises
.
conservativeResize
(
nn
);
_kernel_function
.
set_h_params
(
hp
);
recompute
();
std
::
cout
<<
hp
<<
std
::
endl
;
// _compute_obs_mean();
// optimize_hyperparams();
...
...
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