Kaggle

For almost every competition the data is divided into 3 parts

  1. training set
  2. public leaderboard set (30% of the test data)
  3. private leaderboard set (70% of the test data)

Others

  • KDD Cup
  • Conferences
  • Heritage Health Prize
  • CrowdAnalytix
  • TunedIT
  • NITRD
  • Innocentive

Only for student