Metric glossary
Every proprietary metric ships with public documentation: what it measures in plain language, the formal definition, required inputs, minimum samples, the model behind it, and its known limitations. A metric without documentation doesn't ship.
League of Legends
5 metricsGold lead at 14 minutes over the opposing player in the same role — early-game pressure measured against the direct matchup.
Win-probability swing from objectives this player's team secured while they were alive and nearby — dragons, heralds, barons, towers.
Ward output weighted by risk and denial: control wards, sweeps, and wards placed deep in enemy territory.
Team damage share minus team gold share — output relative to resources consumed.
Win probability surrendered through deaths, weighted by game phase and shutdown gold handed over.