Khmer Treebank of Asian Language Treebank Project

* Introduction

This is the Khmer ALT of the Asian Language Treebank (ALT) Corpus. Please refer to
http://www2.nict.go.jp/astrec-att/member/mutiyama/ALT/index.html
for an introduction of the ALT project.

The process of building the Khmer ALT began with sampling about 20,000 sentences from English Wikinews, and then these sentences were translated into Khmer language.

The English Wikinews
https://en.wikinews.org/wiki/Main_Page
is available under the terms of the Creative Commons Attribution 2.5 License.
https://creativecommons.org/licenses/by/2.5/

* License

Khmer ALT has been developed by NICT and CADT (a.k.a. NIPTICT). The license of Khmer ALT is

Academic Research Non-Commercial Limited CC-BY-NC-SA Reference-Type License Agreement Terms and Conditions

The use of this material (copyrighted material, data, etc.) is permitted under the conditions similar to the Creative Commons "Attribution-NonCommercial-ShareAlike" License. However, the purpose of use shall not only be "NonCommercial" but must be “for Academic Research and Non-Commercial”.
The detailed legal provisions are listed at the end of the document, but the outline is as follows.

You are free to:
Share — copy and redistribute the material in any medium or format
Adapt — remix, transform, and build upon the material
The licensor cannot revoke these freedoms as long as you follow the license terms.

Under the following terms:
Attribution — You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
Academic Research&Non-Commercial — You may use the material only for academic research purposes and may not use it for commercial purposes.
ShareAlike — If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original.

In this Terms and Conditions, academic research purposes are not associated with the interpretation of the Creative Commons License, and shall refer to "the purpose of intellectual creative activities conducted by persons belonging to institutions of higher education and research institutes, etc. in order to develop a better and affluent society through exploration of the truth about nature, humans, society, etc., discovery of new principles and laws, and application of these in a wide range of fields from natural sciences to human and social sciences." Non-commercial means: not for the purpose of any contribution to a for-profit or commercial business. The outcome of research and development activities initially undertaken without the purpose of contributing in any way to a for-profit or commercial business shall not be permitted to be used later to contribute to one.

The legal provisions of this license are: the terms of Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode) plus the following rider clauses. On that note, the Terms and Conditions of this license are not equal to that of the Creative Commons license—they were inspired by them and share most of the terms and conditions with them, but shall be considered as a different license.

Rider Clauses
1. "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Public License" in the title and preamble shall read "Academic Research Non-Commercial Limited CC-BY-NC-SA Compliant License Agreeement Terms and Conditions".
2. Article 1 c and g shall be deleted.
3. Article 1 k shall be amended as follows:
k. "Academic Research Purposes" shall refer to the purpose of intellectual creative activities conducted by persons belonging to institutions of higher education and research institutes, etc. in order to develop a better and affluent society through exploration of the truth about nature, humans, society, etc., discovery of new principles and laws, and application of these in a wide range of fields from natural sciences to human and social sciences, and does not consider contribution to for-profit or commercial businesses as its main or secondary purpose. Activities initially undertaken without the purpose of contributing to a for-profit or commercial business, shall no longer be considered as "academic research purposes" as soon as they decide to contribute to one.
4. Article 3 b.1. shall be replaced by the following:
1. The Adapter's License that You apply must be this License.
5. In all provisions, "NonCommercial" shall read "Academic Research Purposes" and "this Public License" shall read "this License".

Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Public License

* Usage

1. Compile the source codes.
2. Run with no option to see the instruction.
3. Follow the instruction to generate the treebank.