Detailled semantic labeling (3D) result


Name Zhao, R. and M. Pang
Affiliation Nanjing Normal University, Nanjing, China
Abbreviation NANJ2
Strategy (u)nsupervised, (s)upervised, (h)ybrid s

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↓ predicted || reference →
 power
low_veg
imp_surf
car
fence_hedge
roof
fac
shrub
tree
missing points
power
0.612
0.003
0.000
0.000
0.000
0.282
0.023
0.005
0.075
0
low_veg
0.000
0.877
0.099
0.000
0.002
0.000
0.001
0.021
0.000
0
imp_surf
0.000
0.064
0.933
0.000
0.001
0.000
0.000
0.002
0.000
0
car
0.000
0.005
0.177
0.556
0.001
0.001
0.028
0.225
0.008
0
fence_hedge
0.000
0.018
0.022
0.006
0.340
0.010
0.003
0.546
0.056
0
roof
0.002
0.006
0.003
0.000
0.004
0.916
0.032
0.028
0.009
0
fac
0.004
0.074
0.026
0.007
0.019
0.260
0.386
0.166
0.059
0
shrub
0.000
0.046
0.009
0.010
0.031
0.028
0.016
0.727
0.134
0
tree
0.000
0.007
0.000
0.000
0.016
0.012
0.011
0.179
0.775
0
Precision/Correctness
 0.628
0.900
0.892
0.834
0.505
0.957
0.476
0.454
0.883
Recall/Completeness
 0.612
0.877
0.933
0.556
0.340
0.916
0.386
0.727
0.775
F1
 0.620
0.888
0.912
0.667
0.407
0.936
0.426
0.559
0.826

Overall accuracy 0.852

Data Download


Download a zip file containing laz files per class. Those can be visualized with CloudCompare

Click here for download!

Data previews (derived from voxelisation at 50cm voxelcube)

Participant labeling (lowest points when multiple labels at one X/Y position)

Red/green image, indicating wrongly classified areas

!!! All red/green visualisations (also the point clouds in the zip file) are defined from the reference point of view.