In 2016, the Teaching Steering Committee of Computer Majors in Colleges and Universities of the Ministry of Education, the Teaching Steering Committee of Software Engineering in Colleges and Universities of the Ministry of Education, the Teaching Steering Committee of Computer Courses in Colleges and Universities of the Ministry of Education, and the National Computer Education Research Association of Colleges and Universities jointly established the "China University Computer Contest" (China Collegiate Computing Contest, referred to as C4), the current "China Collegiate Computing Contest" continues to be sponsored by the National College Computer Education Research Association. The Big Data Challenge is one of the important events. During the period from 2018 to 2022, it has been selected into the ranking list of national college discipline competitions, and has received high attention and wide acclaim from all walks of life.
The 2023 China University Computer Competition - Big Data Challenge (hereinafter referred to as the "Competition") is jointly organized by Tsinghua University and the National Engineering Research Center for Big Data System Software, co-organized by Cloud Wisdom (Beijing) Technology Co., Ltd., and organized by Shanghai Hejin Information Technology Co., Ltd. Ltd. provides competition platform support. This competition is a high-end algorithm competition open to the world based on the real scene and actual data of the enterprise. The purpose of the competition is to improve people's algorithm research and technical application capabilities for data analysis and processing through competition, explore the core scientific and technical issues of big data, try to innovate big data technology, and promote the industry-university-research application of big data.
01
Participants
This competition is open to the world, regardless of age and nationality. Students in colleges and universities (including higher vocational colleges, undergraduates, and postgraduates), as well as employees of scientific research institutions and enterprises can participate. Specific requirements are as follows:
You can freely form teams to participate in the competition. For specific team formation requirements, please refer to the relevant instructions of registration & team formation;
Participants should ensure that the registration information is true, accurate and valid. If the information of the players in the team does not meet the requirements, the organizing committee has the right to cancel the qualifications and rewards of the entire team.
In order to ensure the fairness of the competition, those who have access to the competition questions and related data are not allowed to participate in the competition.
02
Description
This competition is divided into four stages: registration & team formation, preliminary competition, semi-finals and finals. In the preliminary stage, participating teams download data to design and debug algorithms locally, and submit the result files through the designated platform of the competition; in the semi-final stage, teams are required to Submit the relevant model files online on the designated platform of the competition, and the evaluation system will automatically evaluate the scores and update them to the ranking list; the finals require contestants to conduct on-site demonstrations and defenses.
1. Registration & team formation (June 9-July 18)
Contestants must register on the official website of the competition or the "Kesai" applet and form a team to participate (even if a single person participates, a single team must be formed), and the competition does not charge any registration fees.
Competition registration mini program "Kesai"
The opening time of the contest registration system is 10:00, June 9, 2023, Beijing time, and the deadline is 12:00, July 18, 2023, Beijing time .
Registration method: log in to the official website of the competition, and complete the personal information registration and registration on the competition applet;
Each player can only participate in one team in this track, and can participate in a single team or a team of 2-3 people;
The official channels of the competition mainly include:
Competition official website: http://nercbds.tsinghua.edu.cn/bdc
Contest applet: Kesai
Competition email: [email protected]
Contest QQ group: 762146461 / 901317172
After the registration deadline, it is no longer allowed to add or change any team members. In case of withdrawal in the middle, it is only allowed to change the captain or delete members within the participating team. The participating team should submit an application for member replacement to the competition organizing committee before the start of the final, which must be signed by all members of the participating team or approved by email. Changes will take effect after review.
2. Preliminary round (June 20−July 19)
The participating teams can download the data from the designated website of the competition, debug the algorithm locally, and submit the results online. If a team submits results multiple times within one day, the new result version will overwrite the old version.
Starting at 12:00 on June 20, the competition platform will provide the training data of the preliminary competition for the participating teams to train models and formulate estimation strategies; at the same time, the platform will provide test data for the participating teams to evaluate and rank their models in the competition.
The preliminary round adopts the Public-Private ranking and real-time evaluation method , that is, the test data includes the data samples used by the Public ranking and the Private ranking, and the distribution of the Public ranking test set is the same as that of the Private ranking test set. Each team is scored using the same distribution. Players can optimize the model based on the real-time updated results of the public list, and the final effective ranking is based on the private list.
From 12:00 on June 20th to 20:00 on July 19th , each participating team has the opportunity to submit and evaluate the ranking twice a day. The system will immediately evaluate and return the public results. The leaderboard will select the historical best Public scores of the participating teams at this stage for ranking display, and update the leaderboard in real time.
Before 20:00 on July 19th , each participating team can select two submission records from its own valid submissions that consider both generalization performance and model scoring to enter the private list for evaluation. If the player does not choose to submit the submission record to the Private list before the submission deadline, the platform will automatically select the submission record corresponding to the player's highest score on the Public list to enter the Private list for evaluation.
After the preliminary round, the top 100 teams in the Private list should submit their codes for review. Please refer to the "Code Specification" document for details. The deadline for code submission is 21:00 on July 23 .
The organizing committee will review and disqualify the teams with manual marking and violation of competition regulations, etc., and the vacant places that advance to the semi-finals will be filled later. For the participating teams whose preliminary results meet the requirements and have passed real-name authentication, the top 65 participating teams and the top 15 student teams ranked between 66-100 will enter the semi-finals, and all teams that pass the review will receive preliminary ranking certificates.
3. Rematch (July 27−August 16)
The team submits relevant model files online, and the evaluation system will automatically evaluate the scores and update them to the leaderboard synchronously. The leaderboard will record the player's highest score, and the participating teams must save the source code of the highest score work for review.
The semi-finals will use Public-Private rankings and real-time evaluation methods:
From 12:00, July 27th to 20:00, August 16th , each team has the opportunity to submit model files twice a day to participate in the evaluation, and the public results will be returned after the evaluation is completed. The leaderboard will select the historical best Public scores of the participating teams at this stage for ranking display, and update the leaderboard in real time. The participating teams must save the source code of the highest score for review.
Before 20:00 on August 16 , each participating team can select 2 submission records from its own valid submissions that consider both generalization performance and model scoring to enter the Private list for evaluation. If the player does not choose to submit the submission record to the Private list before the submission deadline, the platform will automatically select the submission record corresponding to the player's highest score on the Public list to enter the Private list for evaluation.
The deadline for the rematch is 20:00 on August 16 , and all teams need to submit codes for review. The organizing committee will review and eliminate teams with problems such as manual labeling, mutual plagiarism, unsubmitted code, irreproducible results, and other violations.
Among the TOP20 teams that have passed the code review, the student teams that rank first and second will advance directly to the finals, and the rest of the teams will advance to the finals according to the results of the rematch.
4. Finals (August 26-27)
The final will be held in Beijing in the form of an on-site defense meeting. The specific requirements and arrangements will be notified separately. The board and lodging of the contestants invited to participate in the finals during the finals will be arranged by the competition organizing committee, and round-trip transportation and other expenses will be borne by themselves.
03
prize settings
The total prize pool of the competition is 200,000 RMB, and all prizes are pre-tax amounts.
1. Preliminary awards
The top 100 teams in the preliminary competition and passing the code review will be awarded a preliminary ranking certificate. This reward is based on the final ranking list of the preliminary competition on the official website of the competition.
2. Awards for semi-finals and finals
This reward is subject to the final ranking list and final results on the official website of the competition.
3. Awards for current student teams
The student team requires that all participating team members must be students at school. If there is one in-service member in the team, the entire team is regarded as an in-service team. Among them, students in mainland China provide the online verification report number of the Ministry of Education's student status on Xuexin.com for identity verification, and other students provide relevant proof of enrollment for identity verification. The student status at school is subject to May 31, 2023.
This award is only awarded to the current student teams that enter the semi-finals. The team is required to pass the code review of the semi-finals, and it will be awarded according to the individual ranking results of the semi-final results of the current student teams.
4. Zhou Zhouxing
In the preliminary stage, weekly star rewards will be set up. Starting from the second week of the preliminary competition, based on the leaderboard at 12:00 noon every Monday, the first place of the current student team and the first place of the current team will be given Zhou Zhouxing commemorative gifts. For the teams that have already obtained weekly stars, they will not be awarded repeatedly, and the quota will be postponed according to the ranking.
5. Other incentives
Tsinghua Research Internship Opportunity: The current students of the final team and the top 5 teams ranked separately by the current student team will have the opportunity to participate in academic research and internship in the big data research project of the School of Software, Tsinghua University. The specific rules will be notified separately .
Green channel for enterprise recruitment: the students of the top 20 teams in the semi-finals and the top 10 teams of the student team alone will be eligible for the 2023 cloud wisdom company's campus recruitment and internship recruitment green channel qualifications, the specific rules will be announced separately notify.
Follow the WeChat public account "Data School THU" , reply "20230609" in the background, and you can get the "Description of Competition Questions"
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