Menu | Explaining level changesDaniel Hindmarch v Mark Ford (Wed 31 Jan 2024)Match won by Mark Ford. Result: 5-11,4-11.Starting level for Daniel Hindmarch: 11,403, level confidence: 61%. Starting level for Mark Ford: 11,546, level confidence: 28%. Mark Ford to win as he is currently playing 1% better than Daniel Hindmarch. Mark Ford won all of the games and 71% 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 144% (PAR scoring). These are weighted and combined to calculate that Mark Ford played 144% better than Daniel Hindmarch in this match. Assuming that any level changes are shared between both players, for this result it looks like Mark Ford actually played at a level of 17,940 and Daniel Hindmarch at a level of 7,339. Without any damping, both players would need to be adjusted by 55% to match this result. As this is a best of 3 match rather than best of 5, these adjustments have been reduced to 39% and 39% respectively. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Mark Ford changes to +39% and Daniel Hindmarch changes to -15%. After applying standard match damping, the adjustment for Mark Ford becomes +9.1% and for Daniel Hindmarch becomes -4.2%. Apply match/event weighting of 100% for 'Scottish Open 2024' so the adjustment is unchanged. 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 Mark Ford is limited to +7.7% 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. Mark Ford: 53%, Daniel Hindmarch: 78%. Reduce level confidence based on how unexpected the result is. Mark Ford: 34%, Daniel Hindmarch: 50%. 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 Daniel Hindmarch: 10,926, level confidence: 50%. Final level for Mark Ford: 12,412, level confidence: 34%. Notes
|