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CEBRA License

Versioning Notice

  • Versions < 0.1.0 have "no license", see https://choosealicense.com/no-permission/.
  • Versions 0.1.0 to 0.3.1 are covered under the Non-Commercial License Agreement appended below.
  • Versions 0.4.0 - present are covered under the Apache-2.0 license appended below.

Please note EPFL has filed a patent titled "Dimensionality reduction of time-series data, and systems and devices that use the resultant embeddings" (https://patents.google.com/patent/WO2023143843A1) so if this does not work for your non-academic use case, please contact the TTO Office at EPFL.

Version 0.4.0+ are covered under the following license

Copyright (2023-present) Mackenzie W. Mathis & Steffen Schneider

Apache License

Version 2.0, January 2004

http://www.apache.org/licenses/

TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION

  1. Definitions.

    "License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document.

    "Licensor" shall mean the copyright owner or entity authorized by the copyright owner that is granting the License.

    "Legal Entity" shall mean the union of the acting entity and all other entities that control, are controlled by, or are under common control with that entity. For the purposes of this definition, "control" means (i) the power, direct or indirect, to cause the direction or management of such entity, whether by contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the outstanding shares, or (iii) beneficial ownership of such entity.

    "You" (or "Your") shall mean an individual or Legal Entity exercising permissions granted by this License.

    "Source" form shall mean the preferred form for making modifications, including but not limited to software source code, documentation source, and configuration files.

    "Object" form shall mean any form resulting from mechanical transformation or translation of a Source form, including but not limited to compiled object code, generated documentation, and conversions to other media types.

    "Work" shall mean the work of authorship, whether in Source or Object form, made available under the License, as indicated by a copyright notice that is included in or attached to the work (an example is provided in the Appendix below).

    "Derivative Works" shall mean any work, whether in Source or Object form, that is based on (or derived from) the Work and for which the editorial revisions, annotations, elaborations, or other modifications represent, as a whole, an original work of authorship. For the purposes of this License, Derivative Works shall not include works that remain separable from, or merely link (or bind by name) to the interfaces of, the Work and Derivative Works thereof.

    "Contribution" shall mean any work of authorship, including the original version of the Work and any modifications or additions to that Work or Derivative Works thereof, that is intentionally submitted to Licensor for inclusion in the Work by the copyright owner or by an individual or Legal Entity authorized to submit on behalf of the copyright owner. For the purposes of this definition, "submitted" means any form of electronic, verbal, or written communication sent to the Licensor or its representatives, including but not limited to communication on electronic mailing lists, source code control systems, and issue tracking systems that are managed by, or on behalf of, the Licensor for the purpose of discussing and improving the Work, but excluding communication that is conspicuously marked or otherwise designated in writing by the copyright owner as "Not a Contribution."

    "Contributor" shall mean Licensor and any individual or Legal Entity on behalf of whom a Contribution has been received by Licensor and subsequently incorporated within the Work.

  2. Grant of Copyright License. Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare Derivative Works of, publicly display, publicly perform, sublicense, and distribute the Work and such Derivative Works in Source or Object form.

  3. Grant of Patent License. Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable (except as stated in this section) patent license to make, have made, use, offer to sell, sell, import, and otherwise transfer the Work, where such license applies only to those patent claims licensable by such Contributor that are necessarily infringed by their Contribution(s) alone or by combination of their Contribution(s) with the Work to which such Contribution(s) was submitted. If You institute patent litigation against any entity (including a cross-claim or counterclaim in a lawsuit) alleging that the Work or a Contribution incorporated within the Work constitutes direct or contributory patent infringement, then any patent licenses granted to You under this License for that Work shall terminate as of the date such litigation is filed.

  4. Redistribution. You may reproduce and distribute copies of the Work or Derivative Works thereof in any medium, with or without modifications, and in Source or Object form, provided that You meet the following conditions:

    (a) You must give any other recipients of the Work or Derivative Works a copy of this License; and

    (b) You must cause any modified files to carry prominent notices stating that You changed the files; and

    (c) You must retain, in the Source form of any Derivative Works that You distribute, all copyright, patent, trademark, and attribution notices from the Source form of the Work, excluding those notices that do not pertain to any part of the Derivative Works; and

    (d) If the Work includes a "NOTICE" text file as part of its distribution, then any Derivative Works that You distribute must include a readable copy of the attribution notices contained within such NOTICE file, excluding those notices that do not pertain to any part of the Derivative Works, in at least one of the following places: within a NOTICE text file distributed as part of the Derivative Works; within the Source form or documentation, if provided along with the Derivative Works; or, within a display generated by the Derivative Works, if and wherever such third-party notices normally appear. The contents of the NOTICE file are for informational purposes only and do not modify the License. You may add Your own attribution notices within Derivative Works that You distribute, alongside or as an addendum to the NOTICE text from the Work, provided that such additional attribution notices cannot be construed as modifying the License.

    You may add Your own copyright statement to Your modifications and may provide additional or different license terms and conditions for use, reproduction, or distribution of Your modifications, or for any such Derivative Works as a whole, provided Your use, reproduction, and distribution of the Work otherwise complies with the conditions stated in this License.

  5. Submission of Contributions. Unless You explicitly state otherwise, any Contribution intentionally submitted for inclusion in the Work by You to the Licensor shall be under the terms and conditions of this License, without any additional terms or conditions. Notwithstanding the above, nothing herein shall supersede or modify the terms of any separate license agreement you may have executed with Licensor regarding such Contributions.

  6. Trademarks. This License does not grant permission to use the trade names, trademarks, service marks, or product names of the Licensor, except as required for reasonable and customary use in describing the origin of the Work and reproducing the content of the NOTICE file.

  7. Disclaimer of Warranty. Unless required by applicable law or agreed to in writing, Licensor provides the Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. You are solely responsible for determining the appropriateness of using or redistributing the Work and assume any risks associated with Your exercise of permissions under this License.

  8. Limitation of Liability. In no event and under no legal theory, whether in tort (including negligence), contract, or otherwise, unless required by applicable law (such as deliberate and grossly negligent acts) or agreed to in writing, shall any Contributor be liable to You for damages, including any direct, indirect, special, incidental, or consequential damages of any character arising as a result of this License or out of the use or inability to use the Work (including but not limited to damages for loss of goodwill, work stoppage, computer failure or malfunction, or any and all other commercial damages or losses), even if such Contributor has been advised of the possibility of such damages.

  9. Accepting Warranty or Additional Liability. While redistributing the Work or Derivative Works thereof, You may choose to offer, and charge a fee for, acceptance of support, warranty, indemnity, or other liability obligations and/or rights consistent with this License. However, in accepting such obligations, You may act only on Your own behalf and on Your sole responsibility, not on behalf of any other Contributor, and only if You agree to indemnify, defend, and hold each Contributor harmless for any liability incurred by, or claims asserted against, such Contributor by reason of your accepting any such warranty or additional liability.

END OF TERMS AND CONDITIONS

Versions 0.1.0 to 0.3.1 are covered under the following agreement:

Non-Commercial License Agreement: CEBRA

© All rights reserved. ECOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE, Switzerland, Laboratory of Prof. Mackenzie W. Mathis (UPMWMATHIS) and original authors: Steffen Schneider, Jin H Lee, Mackenzie W Mathis. 2023.

Introduction

  • This license agreement sets forth the terms and conditions under which ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE ( EPFL), CH-1015 Lausanne, Switzerland and Prof. Mackenzie W. Mathis and code authors (hereafter "LICENSOR") will grant you (hereafter "LICENSEE") a fully-paid, non-exclusive, and non-transferable license for academic, non-commercial purposes only (hereafter “LICENSE”) to use the "CEBRA" computer software program (hereafter "PROGRAM").

  • LICENSEE acknowledges that the PROGRAM is a research tool that is being supplied "as is", without any related services, improvements or warranties from LICENSOR and that this license is entered into in order to enable others to utilize the PROGRAM in their academic activities.

  • The ideas covered in this work is also patent pending (as of Jan 2023): US 63/302,670 “DIMENSIONALITY REDUCTION OF TIME-SERIES DATA, AND SYSTEMS AND DEVICES THAT USE THE RESULTANT EMBEDDINGS”

  • If this license is not appropriate for your application, please contact Prof. Mackenzie W. Mathis (mackenzie@post.harvard.edu) and/or the TTO office at EPFL (tto@epfl.ch) for a commercial use license.

Terms and Conditions of the LICENSE

  1. LICENSOR grants to LICENSEE a fully-paid up, non-exclusive, and non-transferable license to use the PROGRAM for academic, non-commercial purposes, upon the terms and conditions hereinafter set out and until termination of this license as set forth below.

  2. LICENSEE acknowledges the PROGRAM is provided "as is", without any related services or improvements from LICENSOR and that the LICENSE is entered into in order to enable others to utilize the PROGRAM in their academic activities.

  3. LICENSOR MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE OR THAT THE USE OF THE PROGRAM WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS. LICENSOR shall not be liable for any direct, indirect or consequential damages with respect to any claim by LICENSEE or any third party arising from this Agreement or use of the PROGRAM.

  4. LICENSEE agrees that it will use the PROGRAM, and any modifications, improvements, or derivatives to PROGRAM that LICENSEE may create (collectively, "IMPROVEMENTS") solely for academic, non-commercial purposes and shall not distribute or transfer the PROGRAM or any IMPROVEMENTS to any person without prior written permission from LICENSOR. Any IMPROVEMENTS must remain open source with a copy of this license. The terms "academic, non-commercial", as used in this Agreement, mean academic or other scholarly research which (a) is not undertaken for profit, or (b) is not intended to produce works, services, or data for commercial use, or (c) is neither conducted, nor funded, by a person or an entity engaged in the commercial use, application or exploitation of works similar to the PROGRAM.

  5. LICENSEE agrees that they shall credit the use of CEBRA with an appropriate citation: Steffen Schneider, Jin H. Lee, Mackenzie Weygandt Mathis. Learnable latent embeddings for joint behavioral and neural analysis. Nature 2023 doi: https://doi.org/10.1038/s41586-023-06031-6.

  6. Ownership of all rights, including copyright in the PROGRAM and in any material associated therewith, shall at all times remain with LICENSOR and LICENSEE agrees to preserve the same. LICENSEE agrees not to use any portion of the PROGRAM or of any IMPROVEMENTS in any machine-readable form outside the PROGRAM, nor to make any copies except for its internal use, without prior written consent of LICENSOR. LICENSEE agrees to maintain this license file with the source code and place the following copyright notice on any such copies:

    © All rights reserved. ECOLE POLYTECHNIQUE FÉDÉRALE DE LAUSANNE, Switzerland, Laboratory of Prof. Mackenzie W. Mathis (UPMWMATHIS) and original authors: Steffen Schneider, Jin H Lee, Mackenzie W Mathis. 2023.

  7. The LICENSE shall not be construed to confer any rights upon LICENSEE by implication or otherwise except as specifically set forth herein.

  8. This Agreement shall be governed by the material laws of Switzerland and any dispute arising out of this Agreement or use of the PROGRAM shall be brought before the courts of Lausanne, Switzerland.

  9. This Agreement and the LICENSE shall remain effective until expiration of the copyrights of the PROGRAM except that, upon any breach of this Agreement by LICENSEE, LICENSOR shall have the right to terminate the LICENSE immediately upon notice to LICENSEE.