Basketball Terms Ipsum

2-point field goals ast ast% pythagorean losses; the formula is g - w pyth. lg minutes played (available since the 1951-52 season) pprod smoy sixth man of the year steals (available since the 1973-74 season in the nba) stl% w > .500.

Block percentage (available since the 1973-74 season in the nba); the formula is 100 * (blk * (tm mp / 5)) / (mp * (opp fga - opp 3pa)). block percentage is an estimate of the percentage of opponent two-point field goal attempts blocked by the player while he was on the floor. dpoy drb% ft free throw percentage; the formula is ft / fta. gb gmsc pythagorean losses; the formula is g - w pyth. lg offensive rebounds (available since the 1973-74 season in the nba) orb% per player efficiency rating (available since the 1951-52 season); per is a rating developed by espn.com columnist john hollinger. in john's words, "the per sums up all a player's positive accomplishments, subtracts the negative accomplishments, and returns a per-minute rating of a player's performance." please see the article calculating per for more information. also see vaa and var. per game pf possessions (available since the 1973-74 season in the nba); the formula for teams is 0.5 * ((tm fga + 0.4 * tm fta - 1.07 * (tm orb / (tm orb + opp drb)) * (tm fga - tm fg) + tm tov) + (opp fga + 0.4 * opp fta - 1.07 * (opp orb / (opp orb + tm drb)) * (opp fga - opp fg) + opp tov)). this formula estimates possessions based on both the team's statistics and their opponent's statistics, then averages them to provide a more stable estimate. the formula for players is rather lengthy and can be found in dean oliver's book. points produced; dean oliver's measure of offensive points produced. please see dean's book for details. pts points strength of schedule; a rating of strength of schedule. the rating is denominated in points above/below average, where zero is average. my colleague doug drinen of pro-football-reference.com has written a great explanation of this method. simple rating system; a rating that takes into account average point differential and strength of schedule. the rating is denominated in points above/below average, where zero is average. my colleague doug drinen of pro-football-reference.com has written a great explanation of this method. team tov% true shooting percentage; the formula is pts / (2 * tsa). true shooting percentage is a measure of shooting efficiency that takes into account field goals, 3-point field goals, and free throws. pythagorean wins; the formula is g * (tm pts14 / (tm pts14 + opp pts14)). the formula was obtained by fitting a logistic regression model with log(tm pts / opp pts) as the explanatory variable. using this formula for all baa, nba, and aba seasons, the root mean-square error (rmse) is 3.14 wins. using an exponent of 16.5 (a common choice), the rmse is 3.48 wins. (note: an exponent of 10 is used for the wnba.) won-lost percentage; the formula is w / (w + l)..

2-point field goals assist percentage (available since the 1964-65 season in the nba); the formula is 100 * ast / (((mp / (tm mp / 5)) * tm fg) - fg). assist percentage is an estimate of the percentage of teammate field goals a player assisted while he was on on the floor. ft% games behind; the formula is ((first w - w) + (l - first l)) / 2, where first w and first l stand for wins and losses by the first place team, respectively. league offensive rebounds (available since the 1973-74 season in the nba) turnover percentage (available since the 1977-78 season in the nba); the formula is 100 * tov / (fga + 0.44 * fta + tov). turnover percentage is an estimate of turnovers per 100 plays. true shooting percentage; the formula is pts / (2 * tsa). true shooting percentage is a measure of shooting efficiency that takes into account field goals, 3-point field goals, and free throws. w > .500 w-l%.