1991–92 NBA Season Regularized Adjusted Plus/Minus 249-game sample 371 players ridge regression offensive & defensive split RAPM isolates each player’s per-100-possession impact on both ends of the floor by regressing all simultaneous lineup combinations against observed point differentials. The 95% credible interval (Low / High) reflects estimation uncertainty — players with fewer possessions have wider…
Squared Statistics · Justin Jacobs, PhD The Historical RAPM Project The only possession-level individual impact database for the pre-play-by-play NBA era. Hand-reconstructed from video, game by game, since 2021. 2,068 Games logged 9 Seasons published 1969–96 Era reconstructed ~70% Playoff coverage Soon RAPM — Regularized Adjusted Plus-Minus — is the gold standard for measuring individual…
Squared Statistics · Historical Lineup Data Series · 1988–89 NBA Season The Bad Boys, Possession by Possession For 35 years, Detroit’s dynasty has been argued through highlight reels and championship rings. For the first time, hand-reconstructed lineup data lets the possessions speak for themselves. By Justin Jacobs, PhD · 23 Pistons games sampled · Detroit…
From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the 1997 Season’s start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a stint level.…
As a supplement to the 1985-1996 NBA RAPM post, here is the listing the amount of games sampled for each player. The data is displayed as number of games sampled, Offensive Possessions recorded by that player, Defensive Possessions recorded by that player, Total Possessions played, Total Possible Games to Sample, and Percentage of games sampled…
Updated 24 Dec 2025: From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a…
From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the 1990 Season’s start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a stint level.…
From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the 1993 Season’s start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a stint level.…
From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the 1996 Season’s start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a stint level.…
From my video library of past games, I have been slowly reconstructing NBA Stint Data for several seasons prior to the 1996 Season’s start of the Play-By-Play era of statistics tracking of NBA games. This is a lengthy effort in trying to give some insight to interactions between players, at least from a stint level.…