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Maciej Wielgosz
instance_segmentation_classic
Commits
d42f8a67
Commit
d42f8a67
authored
2 years ago
by
Maciej Wielgosz
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overlap implemented
parent
dfda5966
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metrics/instance_segmentation_metrics.py
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d42f8a67
...
@@ -24,10 +24,38 @@ class InstanceSegmentationMetrics():
...
@@ -24,10 +24,38 @@ class InstanceSegmentationMetrics():
gt_classes
=
np
.
unique
(
las_gt
.
treeID
)
gt_classes
=
np
.
unique
(
las_gt
.
treeID
)
pred_classes
=
np
.
unique
(
las_pred
.
instance_nr
)
pred_classes
=
np
.
unique
(
las_pred
.
instance_nr
)
# put x, y, z, for different classes in a dictionary
gt_dict
=
{}
pred_dict
=
{}
for
gt_class
in
gt_classes
:
gt_dict
[
gt_class
]
=
np
.
vstack
((
las_gt
.
x
[
las_gt
.
treeID
==
gt_class
],
las_gt
.
y
[
las_gt
.
treeID
==
gt_class
],
las_gt
.
z
[
las_gt
.
treeID
==
gt_class
])).
T
for
pred_class
in
pred_classes
:
pred_dict
[
pred_class
]
=
np
.
vstack
((
las_pred
.
x
[
las_pred
.
instance_nr
==
pred_class
],
las_pred
.
y
[
las_pred
.
instance_nr
==
pred_class
],
las_pred
.
z
[
las_pred
.
instance_nr
==
pred_class
])).
T
# compute overlap for each class
overlap
=
{}
for
gt_class
in
gt_dict
:
for
pred_class
in
pred_dict
:
overlap
[(
gt_class
,
pred_class
)]
=
self
.
get_overlap
(
gt_dict
[
gt_class
],
pred_dict
[
pred_class
])
# print the number of classes in gt and pred
# print the number of classes in gt and pred
logging
.
info
(
'
Number of classes in gt: {}
'
.
format
(
len
(
gt_classes
)))
logging
.
info
(
'
Number of classes in gt: {}
'
.
format
(
len
(
gt_classes
)))
logging
.
info
(
'
Number of classes in pred: {}
'
.
format
(
len
(
pred_classes
)))
logging
.
info
(
'
Number of classes in pred: {}
'
.
format
(
len
(
pred_classes
)))
# print first 10 classes in gt and pred
logging
.
info
(
'
First 10 classes in gt: {}
'
.
format
(
gt_classes
[:
10
]))
logging
.
info
(
'
First 10 classes in pred: {}
'
.
format
(
pred_classes
[:
10
]))
# print overlap for first 10 classes
logging
.
info
(
'
Overlap for first 10 classes: {}
'
.
format
(
overlap
))
def
get_overlap
(
self
,
gt
,
pred
):
# compute overlap between gt and pred
overlap
=
np
.
intersect1d
(
gt
,
pred
).
shape
[
0
]
# overlap = np.sum(np.all(gt[:, None] == pred, axis=-1), axis=0)
return
overlap
def
get_metrics_for_all_point_clouds
(
self
):
def
get_metrics_for_all_point_clouds
(
self
):
# get all las files in gt and pred folders using glob
# get all las files in gt and pred folders using glob
las_gt
=
glob
.
glob
(
os
.
path
.
join
(
self
.
gt_folder
,
'
*.las
'
))
las_gt
=
glob
.
glob
(
os
.
path
.
join
(
self
.
gt_folder
,
'
*.las
'
))
...
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