##ENTRY IN THIS COMPETITION CONSTITUTES YOUR ACCEPTANCE OF THESE OFFICIAL COMPETITION RULES. **[See Section 3.18 for defined terms](rules#18.-terms)** *The Competition named below is a skills-based competition to promote and further the field of data science. You must register via the Competition Website to enter. To enter the Competition, you must agree to these Official Competition Rules, which incorporate by reference the provisions and content of the Competition Website and any Specific Competition Rules herein (collectively, the "Rules"). Please read these Rules carefully before entry to ensure you understand and agree. You further agree that Submission in the Competition constitutes agreement to these Rules. You may not submit to the Competition and are not eligible to receive the prizes associated with this Competition unless you agree to these Rules. These Rules form a binding legal agreement between you and the Competition Sponsor with respect to the Competition. Your competition Submissions must conform to the requirements stated on the Competition Website. Your Submissions will be scored based on the evaluation metric described on the Competition Website. Subject to compliance with the Competition Rules, Prizes, if any, will be awarded to Participants with the best scores, based on the merits of the data science models submitted. See below for the complete Competition Rules.* **You cannot sign up to Kaggle from multiple accounts and therefore you cannot enter or submit from multiple accounts.** Competition websites : https://www.kaggle.com/competitions/4-dmr-workshop-challenge-2025-private IJCAI Workshop web page : #TODO ###2. COMPETITION-SPECIFIC RULES In addition to the provisions of the General Competition Rules below, you understand and agree to these Competition-Specific Rules : ####1. TEAM LIMITS a. The maximum Team size is five (5). b. Team mergers are allowed and can be performed by the Team leader. In order to merge, the combined Team must have a total Submission count less than or equal to the maximum allowed as of the Team Merger Deadline. The maximum allowed is the number of Submissions per day multiplied by the number of days the competition has been running. ####2. SUBMISSION LIMITS a. You may submit a maximum of five (5) Submissions per day. b. You may select up to two (2) Final Submissions for judging. ####3. COMPETITION TIMELINE a. Competition Timeline dates (including Entry Deadline, Final Submission Deadline, Start Date, and Team Merger Deadline, as applicable) are reflected on the competition’s Overview > Timeline page. ####4. COMPETITION DATA a. Data Access and Use. The use of competition data is strictly limited to the competition itself. No exterior use of the challenge data is allowed, to gain access to the data for other uses, participants are obligated to contact the data manager of the 4DME dataset. All data must be deleted by the challenge deadline date. b. Data Security. 1. You agree to use reasonable and suitable measures to prevent persons who have not formally agreed to these Rules from gaining access to the Competition Data. You agree not to transmit, duplicate, publish, redistribute or otherwise provide or make available the Competition Data to any party not participating in the Competition. You agree to notify Kaggle immediately upon learning of any possible unauthorized transmission of or unauthorized access to the Competition Data and agree to work with Kaggle to rectify any unauthorized transmission or access. ####5. CHALLENGE RESULTS a. Rankings Participants are ranked according to their metric result on the dataset. Participants that are affiliated with the 4DME lab or have , in the past, had access to the 4DME data, can participate but won't be included in the final standing of the competition. b. Final Submission Participants/Teams can chose up to 2 solutions that will be considered for the final ranking, these solutions will be tested with the full test dataset, which may drastically impact the solutions's result. ####6. PUBLICATION RULES a. Mendatory citation Participants are required to cite the following article in their workshop & challenge papers: Li, X., Cheng, S., Li, Y., Behzad, M., Shen, J., Zafeiriou, S., ... & Zhao, G. (2022). 4DME: A spontaneous 4D micro-expression dataset with multimodalities. IEEE Transactions on Affective Computing, 14(4), 3031-3047. [doi](https://doi.org/10.1109/TAFFC.2022.3182342) b. Workshop standings Papers related to the top solutions in the final standing will be featured in the IJCAI workshop after the competition end. ####7. ELIGIBILITY a. Unless otherwise stated in the Competition-Specific Rules above or prohibited by internal policies of the Competition Entities, employees, interns, contractors, officers and directors of Competition Entities may enter and participate in the Competition, but are not eligible to win any Prizes. "Competition Entities" means the Competition Sponsor, Kaggle Inc., and their respective parent companies, subsidiaries and affiliates. If you are such a Participant from a Competition Entity, you are subject to all applicable internal policies of your employer with respect to your participation. ####8. GOVERNING LAW a. Unless otherwise provided in the Competition Specific Rules above, all claims arising out of or relating to these Rules will be governed by California law, excluding its conflict of laws rules, and will be litigated exclusively in the Federal or State courts of Santa Clara County, California, USA. The parties consent to personal jurisdiction in those courts. If any provision of these Rules is held to be invalid or unenforceable, all remaining provisions of the Rules will remain in full force and effect.