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Login: | Explaining level changesJack Mugglestone v Josh Lennox-Hilton (Fri 08 Nov 2024)Match won by Jack Mugglestone. Result: 15-8,15-6,15-3.Starting level for Jack Mugglestone: 1,757, level confidence: 75%. Set manually. Starting level for Josh Lennox-Hilton: 1,268, level confidence: 79%. Set manually. Jack Mugglestone to win as he is currently playing 39% better than Josh Lennox-Hilton. Jack Mugglestone won all of the games and 73% 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 165% (PAR scoring). These are weighted and combined to calculate that Jack Mugglestone played 165% better than Josh Lennox-Hilton in this match. Assuming that any level changes are shared between both players, for this result it looks like Jack Mugglestone actually played at a level of 2,428 and Josh Lennox-Hilton at a level of 917. Without any damping, both players would need to be adjusted by 38% to match this result. Allowing for the difference in level between the players, the adjustments have been reduced to 31% and 32% respectively. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Jack Mugglestone changes to +31% and Josh Lennox-Hilton changes to -29%. After applying standard match damping, the adjustment for Jack Mugglestone becomes +12.9% and for Josh Lennox-Hilton becomes -14%. Apply match/event weighting of 50% for 'Workout Harbourside Boxes' so the adjustment for Jack Mugglestone is +6.4% and for Josh Lennox-Hilton is -6.5%. 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 Josh Lennox-Hilton 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. Jack Mugglestone: 87%, Josh Lennox-Hilton: 89%. Reduce level confidence based on how unexpected the result is. Jack Mugglestone: 63%, Josh Lennox-Hilton: 64%. 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 Jack Mugglestone: 1,867, level confidence: 63%. Final level for Josh Lennox-Hilton: 1,206, level confidence: 64%. Notes
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