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Login: | Explaining level changesDivision 2: Redland Eagles v Kingsdown Stallions (Thu 07 Nov 2024)Match played between Nick Jones (home) and Kunle 'Thanos' Adeboye (away).Match won by Nick Jones. Result: 15-9,15-12,15-5. Starting level for Nick Jones: 2,483, level confidence: 71%. Set manually. Starting level for Kunle 'Thanos' Adeboye: 2,048, level confidence: 70%. Set manually. Nick Jones to win as he is currently playing 21% better than Kunle 'Thanos' Adeboye. Nick Jones won all of the games and 63% of the points. This games result would be expected if he was better by around 55% or more. This points result would be expected if he was better by around 73% (PAR scoring). These are weighted and combined to calculate that Nick Jones played 73% better than Kunle 'Thanos' Adeboye in this match. Assuming that any level changes are shared between both players, for this result it looks like Nick Jones actually played at a level of 2,967 and Kunle 'Thanos' Adeboye at a level of 1,714. Without any damping, both players would need to be adjusted by 19% to match this result. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Nick Jones changes to +17% and Kunle 'Thanos' Adeboye changes to -18%. After applying standard match damping, the adjustment for Nick Jones becomes +7% and for Kunle 'Thanos' Adeboye becomes -7.6%. Apply match/event weighting of 75% for 'Mixed Autumn 2024/2025' so the adjustment for Nick Jones is +5.3% and for Kunle 'Thanos' Adeboye is -5.6%. Apply limits to the amount of change for a single match which are based on player level, level confidence and time since last match so that Kunle 'Thanos' Adeboye is limited to -5% level change. In general a player's level won't go up by more than 10% or drop more than 5% if they've played in the last 7 days but those limits are relaxed if their previous match was further back. Increase level confidence due to one more match played. Nick Jones: 84%, Kunle 'Thanos' Adeboye: 84%. Reduce level confidence based on how unexpected the result is. Nick Jones: 71%, Kunle 'Thanos' Adeboye: 70%. A final adjustment of +0.9% has been made to both players as part of the automatic calibration that is performed after each match. All players in this pool will have been adjusted equally in order to remain equivalent to other player pools. Final level for Nick Jones: 2,618, level confidence: 71%. Final level for Kunle 'Thanos' Adeboye: 1,982, level confidence: 70%. Notes
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