Timeline

Date Event
01/08/2025 Warm-up Phase Begins
15/09/2025 Final Phase Begins
31/10/2025 Competition Ends
30/11/2025 Competition reports and analysis paper
14-15/12/2025 NeurIPS Workshop - Competition session and keynote on lessons learned

Details about Warm-up Phase

  • Contestants can start submitting code, evaluated on validation set (HBN Release 5)
  • Contestants can submit code for evaluation on validation set
  • No limit on number of submissions
  • Leaderboard for validation set performance
  • Baseline models provided for reference

Details about Final Phase

  • Evaluation on unreleased test set (HBN Release 12)
  • Limited number of submissions per day
  • Final rankings and scores released after deadline
  • Teams must submit a 2-page document describing methods, analysis, and discussion