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体验新版 GitCode,发现更多精彩内容 >>
提交
3fca9c8e
编写于
7月 27, 2017
作者:
K
kechxu
提交者:
Calvin Miao
7月 27, 2017
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
container/obstacles/obstacle.cc
上级
27c7aa23
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
40 addition
and
41 deletion
+40
-41
modules/prediction/container/obstacles/obstacle.cc
modules/prediction/container/obstacles/obstacle.cc
+40
-41
未找到文件。
modules/prediction/container/obstacles/obstacle.cc
浏览文件 @
3fca9c8e
...
...
@@ -425,24 +425,23 @@ void Obstacle::UpdateKFMotionTracker(Feature* feature) {
delta_ts
=
feature
->
timestamp
()
-
feature_history_
.
front
().
timestamp
();
}
if
(
delta_ts
<=
FLAGS_double_precision
)
{
return
;
// Set tansition matrix and predict
auto
F
=
kf_motion_tracker_
.
GetTransitionMatrix
();
F
(
0
,
2
)
=
delta_ts
;
F
(
0
,
4
)
=
delta_ts
;
F
(
1
,
3
)
=
0.5
*
delta_ts
*
delta_ts
;
F
(
1
,
5
)
=
0.5
*
delta_ts
*
delta_ts
;
F
(
2
,
4
)
=
delta_ts
;
F
(
3
,
5
)
=
delta_ts
;
kf_motion_tracker_
.
SetTransitionMatrix
(
F
);
kf_motion_tracker_
.
Predict
();
// Set observation and correct
Eigen
::
Matrix
<
double
,
2
,
1
>
z
;
z
(
0
,
0
)
=
feature
->
position
().
x
();
z
(
1
,
0
)
=
feature
->
position
().
y
();
kf_motion_tracker_
.
Correct
(
z
);
}
// Set tansition matrix and predict
auto
F
=
kf_motion_tracker_
.
GetTransitionMatrix
();
F
(
0
,
2
)
=
delta_ts
;
F
(
0
,
4
)
=
delta_ts
;
F
(
1
,
3
)
=
0.5
*
delta_ts
*
delta_ts
;
F
(
1
,
5
)
=
0.5
*
delta_ts
*
delta_ts
;
F
(
2
,
4
)
=
delta_ts
;
F
(
3
,
5
)
=
delta_ts
;
kf_motion_tracker_
.
SetTransitionMatrix
(
F
);
kf_motion_tracker_
.
Predict
();
// Set observation and correct
Eigen
::
Matrix
<
double
,
2
,
1
>
z
;
z
(
0
,
0
)
=
feature
->
position
().
x
();
z
(
1
,
0
)
=
feature
->
position
().
y
();
kf_motion_tracker_
.
Correct
(
z
);
UpdateMotionBelief
(
feature
);
}
...
...
@@ -685,32 +684,32 @@ void Obstacle::UpdateKFPedestrianTracker(Feature* feature) {
if
(
!
feature_history_
.
empty
())
{
delta_ts
=
feature
->
timestamp
()
-
feature_history_
.
front
().
timestamp
();
}
if
(
delta_ts
<=
std
::
numeric_limits
<
double
>::
epsilon
())
{
return
;
}
Eigen
::
Matrix
<
double
,
2
,
4
>
B
=
kf_pedestrian_tracker_
.
GetControlMatrix
();
B
(
0
,
0
)
=
delta_ts
;
B
(
0
,
2
)
=
0.5
*
delta_ts
*
delta_ts
;
B
(
1
,
1
)
=
delta_ts
;
B
(
1
,
3
)
=
0.5
*
delta_ts
*
delta_ts
;
kf_pedestrian_tracker_
.
SetControlMatrix
(
B
);
// Set control vector
Eigen
::
Matrix
<
double
,
4
,
1
>
u
;
u
(
0
,
0
)
=
feature
->
t_velocity
().
x
();
u
(
1
,
0
)
=
feature
->
t_velocity
().
y
();
if
(
FLAGS_enable_pedestrian_acc
)
{
u
(
2
,
0
)
=
feature
->
t_acceleration
().
x
();
u
(
3
,
0
)
=
feature
->
t_acceleration
().
y
();
}
if
(
delta_ts
>
std
::
numeric_limits
<
double
>::
epsilon
())
{
Eigen
::
Matrix
<
double
,
2
,
4
>
B
=
kf_pedestrian_tracker_
.
GetControlMatrix
();
B
(
0
,
0
)
=
delta_ts
;
B
(
0
,
2
)
=
0.5
*
delta_ts
*
delta_ts
;
B
(
1
,
1
)
=
delta_ts
;
B
(
1
,
3
)
=
0.5
*
delta_ts
*
delta_ts
;
kf_pedestrian_tracker_
.
SetControlMatrix
(
B
);
// Set control vector
Eigen
::
Matrix
<
double
,
4
,
1
>
u
;
u
(
0
,
0
)
=
feature
->
t_velocity
().
x
();
u
(
1
,
0
)
=
feature
->
t_velocity
().
y
();
if
(
FLAGS_enable_pedestrian_acc
)
{
u
(
2
,
0
)
=
feature
->
t_acceleration
().
x
();
u
(
3
,
0
)
=
feature
->
t_acceleration
().
y
();
}
kf_pedestrian_tracker_
.
Predict
(
u
);
kf_pedestrian_tracker_
.
Predict
(
u
);
// Set observation vector
Eigen
::
Matrix
<
double
,
2
,
1
>
z
;
z
(
0
,
0
)
=
feature
->
position
().
x
();
z
(
1
,
0
)
=
feature
->
position
().
y
();
kf_pedestrian_tracker_
.
Correct
(
z
);
// Set observation vector
Eigen
::
Matrix
<
double
,
2
,
1
>
z
;
z
(
0
,
0
)
=
feature
->
position
().
x
();
z
(
1
,
0
)
=
feature
->
position
().
y
();
kf_pedestrian_tracker_
.
Correct
(
z
);
}
// Update feature by Kalman filter
feature
->
mutable_t_position
()
->
set_x
(
...
...
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