Problemcore
Ranking comparison by Kendall tau distance
Also called Collaborative filtering / rankings comparison.
Measures how different two rankings of the same items are by counting the pairs ordered oppositely, computed with inversion counting in O(n log n) time.
Measures how different two rankings of the same items are by counting the pairs ordered oppositely, computed with inversion counting in O(n log n) time.
About this page
The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.
| Ladder | Level | What the next level needs |
|---|---|---|
| Human proof | H0 no proof |
|
| Lean | L0 no Lean part |
|
| Visual | V0 none |
|
| Writing | W0 stub |
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