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Login: | Explaining level changesNick 'Or Tin' Benson v Josh Jenkins (Fri 21 Apr 2023)Match won by Nick 'Or Tin' Benson. Result: 11-4,11-7,11-4.Starting level for Nick 'Or Tin' Benson: 4,407, level confidence: 83%. Set manually. Starting level for Josh Jenkins: 2,778, level confidence: 71%. Set manually. Nick 'Or Tin' Benson to win as he is currently playing 59% better than Josh Jenkins. Nick 'Or Tin' Benson won all of the games and 69% 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 120% (PAR scoring). These are weighted and combined to calculate that Nick 'Or Tin' Benson played 120% better than Josh Jenkins in this match. Assuming that any level changes are shared between both players, for this result it looks like Nick 'Or Tin' Benson actually played at a level of 5,190 and Josh Jenkins at a level of 2,359. Without any damping, both players would need to be adjusted by 18% to match this result. Allowing for the difference in level between the players, the adjustments have been reduced to 13% and 14% respectively. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Nick 'Or Tin' Benson changes to +11% and Josh Jenkins changes to -14%. After applying standard match damping, the adjustment for Nick 'Or Tin' Benson becomes +4.3% and for Josh Jenkins becomes -5.7%. Given Nick 'Or Tin' Benson's level and the type of match played, an additional damping of 41% has been applied to his level change. Given Josh Jenkins's level and the type of match played, an additional damping of 15% has been applied to his level change. Apply match/event weighting of 50% for 'Redland Green Boxes' so the adjustment for Nick 'Or Tin' Benson is +1.5% and for Josh Jenkins is -2.4%. Increase level confidence due to one more match played. Nick 'Or Tin' Benson: 91%, Josh Jenkins: 84%. Reduce level confidence based on how unexpected the result is. Nick 'Or Tin' Benson: 77%, Josh Jenkins: 71%. A final adjustment of -0.2% 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 'Or Tin' Benson: 4,467, level confidence: 77%. Final level for Josh Jenkins: 2,708, level confidence: 71%. Notes
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