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Login: | Explaining level changesNick 'Or Tin' Benson v Josh Jenkins (Sat 19 Aug 2023)Match won by Josh Jenkins. Result: 11-9,11-9,8-11,8-11,9-11.Starting level for Nick 'Or Tin' Benson: 5,198, level confidence: 59%. Starting level for Josh Jenkins: 2,595, level confidence: 82%. Set manually. Nick 'Or Tin' Benson to win as he is currently playing 100% better than Josh Jenkins. Josh Jenkins won 60% of the games and 52% of the points. This games result would be expected if he was better by around 10%. This points result would be expected if he was better by around 9% (PAR scoring). These are weighted and combined to calculate that Josh Jenkins played 10% better than Nick 'Or Tin' Benson in this match. Assuming that any level changes are shared between both players, for this result it looks like Josh Jenkins actually played at a level of 3,845 and Nick 'Or Tin' Benson at a level of 3,508. Without any damping, both players would need to be adjusted by 48% to match this result. Allowing for the difference in level between the players, including some additional protection for the better player, the adjustments have been reduced to 32% and 28% respectively. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Josh Jenkins changes to +23% and Nick 'Or Tin' Benson changes to -28%. After applying standard match damping, the adjustment for Josh Jenkins becomes +8.7% and for Nick 'Or Tin' Benson becomes -8.3%. Given Josh Jenkins's level and the type of match played, an additional damping of 11% has been applied to his level change. Given Nick 'Or Tin' Benson's level and the type of match played, an additional damping of 53% has been applied to his level change. Looks like he wasn't taking the match too seriously... Apply match/event weighting of 50% for 'Redland Green Boxes' so the adjustment for Josh Jenkins is +3.9% and for Nick 'Or Tin' Benson is -2.6%. Increase level confidence due to one more match played. Josh Jenkins: 91%, Nick 'Or Tin' Benson: 77%. Reduce level confidence based on how unexpected the result is. Josh Jenkins: 61%, Nick 'Or Tin' Benson: 52%. 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: 5,080, level confidence: 52%. Final level for Josh Jenkins: 2,703, level confidence: 61%. Notes
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