Adjusting for Difficulty: ACF Fall

I’m going to walk through what I’m trying to do with adjustments for tournaments more and less difficult than so-called “regular difficulty” sets. This is admittedly not a particularly advanced model, in large part because I don’t have the time, resources, or knowledge to put together particularly in-depth algorithms for these comparisons; it is intended to provide something a “rule of thumb” rather than a hard and fast case of a number you absolutely most add to get the information I’m looking for. Continue reading