Monday, December 21, 2020

2020 3-Pt. Frequency Ratings are Now Available

 The 3-Pt. Frequency ratings for the new 2020 card set are now available in the X Files section. I also included a document explaining how to use the ratings in game play. Enjoy!

6 comments:

  1. Happy New Year Chris! So did you end up NOT taking into account 2-pt replays in the 3-Pt ratings? Other factors that I have considered include Dazzlers received (increase rating), 3-pt replays (increase rating), offensive rebounds (increase rating), with 2-Pt replays decreasing the rating. BUT I think that is TOO MUCH, incredibly complicated to figure out, and for the vast majority of players probably doesn't change the rating by more than a point or so. So I think going with the actual 3-pt frequency, multiplying by 20 and rounding to the nearest whole number is "good enough"

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  2. Happy New Year to you as well Derek! No, I did not take anything, other than straight percentage of three-point shots attempted (rounded to the nearest whole), into account when calculating the 3-Pt. Frequency ratings. As you have pointed out, the 3-Pt. Frequency ratings could be perfected for each player, based upon the criteria you listed, BUT the work needed to do so would be daunting, to say the least. 🥴 Therefore, I went with the "opportunity cost" method; a few hours of work to get pretty close vs. hundreds of hours of work, to get a perfect rating for every player.

    I'll have an idea of just how "close enough" is, at the end of the 2020 Boston Celtics replay that I am currently doing. Daniel Theis, Brad Wanamaker, Grant Williams, and Semi Ojeleye, are the high Replay shooters on that team, who attempted between 96-127 three-point shots during the season. I will compare those player's replay attempts and percentages to their real life attempts and percentages, at the end of the replay, to see just how close "close enough" is.

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  3. Chris, is there a season which you think your system should start being used? In other words, is the SOM "outside shot only" system good enough up to a certain season?

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  4. Yes, starting with the 1995 season. My system doesn't scale well for the 81 - 94 seasons, where teams were attempting fewer than 10 three-point shots per game.

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  5. Oh wow, further back than I I thought!

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