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Eric E Palmer edited this page Oct 23, 2026
·
1 revision
Describe Eval-point-cloud here.
AltWG (Hari) created a java app as part of the AltWG software distribution that is designed to take a point cloud of vectors and compare it to a truth OBJ. The arguments appear to be the same as the standard CompareOBJ commonly used.
How to Generate
Create the point cloud file
. cp MAPINFO.TXT t
. sed -i .orig 's/>//g' t
. sort -n -k 11 t > t2
. cut -c 1-6 t2 > t3
. sed -i .orig 's/$/.LMK/' t3
. num=wc t3 | cut -c 1-8
. max=echo -1 \* $num \* .8 | bc
. head $max t3 > t4
. cd LMKFILES
. grep VLM cat ../t4 | cut -c 15-74 > ../ptCloud.txt
. sed -i .org 's/D/E/g' ../ptCloud.txt
Run ComparePointCloud
. cd ~/Dropbox/SPC-ORex/eval_tools/altwg-2016.01.25-macosx-x64/bin
. ComparePointCloudToOBJ ptCloud1.txt truth3.4.obj
ComparePointCloudToOBJ ptCloud1.txt truth3.4.obj
Input Point Cloud: ptCloud1.txt
Reference Shape Model: truth3.4.obj
Options: None
Translation: 0.0 0.0 0.0
Rotation Euler angles in degrees (XYZ): -0.0 0.0 -0.0
Center of rotation: 0.0 0.0 0.0
Mean Distance: 5.1879136665910816E-5
Mean Square Distance: 4.284127489515702E-9
Root Mean Square Distance: 6.545324659263055E-5