Code is released under a dual license depending on applications, research or commercial.
Please contact the authors Alexandre Boulch and Renaud Marlet.
For research and non commercial purposes, all the code and documentation of github.com/aboulch/normals_Hough is released under the GPLv3 license:
Deep Learning for Robust Normal Estimation in Unstructured Point Clouds Copyright (c) 2016 Alexande Boulch and Renaud Marlet
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
PLEASE ACKNOWLEDGE THE AUTHORS AND PUBLICATION: "Deep Learning for Robust Normal Estimation in Unstructured Point Clouds " by Alexandre Boulch and Renaud Marlet, Symposium of Geometry Processing 2016, Computer Graphics Forum
The full license can be retrieved at https://www.gnu.org/licenses/gpl-3.0.en.html.