Start: Dec. 8, 2014, midnight
Description: Practice phase on toy data drawn from well-known publicly available data. In preparation for phase 1, submit code capable of producing predictions on both VALIDATION AND TEST DATA. The phase 0 data are available from the 'Get Data' page. The leaderboard shows scores on phase 0 validation data only.
Start: Feb. 14, 2015, midnight
Description: Results on test data of phase 0. There is NO NEW SUBMISSION. The results on test data of the last submission are shown. [+] Prize winning phase.
Start: Feb. 15, 2015, midnight
Description: NOVICE phase on binary classification problems. Blind test of the code on NEW DATA: There is NO NEW SUBMISSION. The last code submitted in phase 0 is run automatically on the new phase 1 datasets. [+] Prize winning phase.
Start: Feb. 16, 2015, midnight
Description: Continue practicing on the same data (the phase 1 data are now available for download from the 'Get Data' page). In preparation for phase 2, submit code capable of producing predictions on both VALIDATION AND TEST DATA. The leaderboard shows scores on phase 1 validation data only.
Start: June 14, 2015, 11:59 p.m.
Description: Results on test data of phase 1. There is NO NEW SUBMISSION. The results on test data of the last submission are shown. [+] Prize winning phase.
Start: June 19, 2015, 8 a.m.
Description: INTERMEDIATE phase on multiclass classification problems. Blind test of the code on NEW DATA: There is NO NEW SUBMISSION. The last code submitted in phase 1 is run automatically on the new phase 2 datasets. [+] Prize winning phase.
Start: June 24, 2015, 11:30 p.m.
Description: Continue practicing on the same data (the data are now available for download from the 'Get Data' page). In preparation for phase 3, submit code capable of producing predictions on both VALIDATION AND TEST DATA. The leaderboard shows scores on phase 2 validation data only.
Start: Nov. 14, 2015, 11:59 p.m.
Description: Results on test data of phase 2. There is NO NEW SUBMISSION. The results on test data of the last submission are shown. [+] Prize winning phase.
Start: Nov. 15, 2015, 11:59 p.m.
Description: ADVANCED phase on multiclass and multilabel classification problems. Blind test of the code on NEW DATA: There is NO NEW SUBMISSION. The last code submitted in phase 2 is run automatically on the new phase 3 datasets. [+] Prize winning phase.
Start: Nov. 26, 2015, 11:59 p.m.
Description: Continue practicing on the same data. In preparation for phase 4, submit code capable of producing predictions on both VALIDATION AND TEST DATA. The leaderboard shows scores on validation data only.
Start: Feb. 19, 2016, 11:59 p.m.
Description: Results on test data of phase 3. There is NO NEW SUBMISSION. The results on test data of the last submission are shown. [+] Prize winning phase.
Start: Feb. 20, 2016, 11:59 p.m.
Description: EXPERT phase on classification and regression problems. Blind test of the code on NEW DATA: There is NO NEW SUBMISSION. The last code submitted in phase 3 is run automatically on the new phase 4 datasets. [+] Prize winning phase.
Start: Feb. 21, 2016, 11:59 p.m.
Description: Continue practicing on the same data. In preparation for phase 5, submit code capable of producing predictions on both VALIDATION AND TEST DATA. The leaderboard shows scores on phase 4 validation data only.
Start: May 1, 2016, 11:59 p.m.
Description: Results on test data of phase 4. There is NO NEW SUBMISSION. The results on test data of the last submission are shown. [+] Prize winning phase.
Start: May 2, 2016, 11:59 p.m.
Description: MASTER phase on classification and regression problems. Blind test of the code on NEW DATA: There is NO NEW SUBMISSION. The last code submitted in phase 4 is run automatically on the new phase 5 datasets. [+] Prize winning phase.
June 25, 2016, midnight
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