Basketball Terms Ipsum

2-point field goals 3p ast defensive win shares; please see the article calculating win shares for more information. free throw percentage; the formula is ft / fta. 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. gs lg 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. ts% w-l%.

2p% 3p% ast% award share the formula is (award points) / (maximum number of award points). for example, in the 2002-03 mvp voting tim duncan had 962 points out of a possible 1190. his mvp award share is 962 / 1190 = 0.81. defensive rating (available since the 1977-78 season in the nba); for players and teams it is points allowed per 100 posessions. this rating was developed by dean oliver, author of basketball on paper. i will point you to dean's book for complete details. fg% dean oliver's "four factors of basketball success"; please see the article four factors for more information. game score; the formula is pts + 0.4 * fg - 0.7 * fga - 0.4*(fta - ft) + 0.7 * orb + 0.3 * drb + stl + 0.7 * ast + 0.7 * blk - 0.4 * pf - tov. game score was created by john hollinger to give a rough measure of a player's productivity for a single game. the scale is similar to that of points scored, (40 is an outstanding performance, 10 is an average performance, etc.). gs losses mov offensive rebounds (available since the 1973-74 season in the nba) offensive rebound percentage (available since the 1970-71 season in the nba); the formula is 100 * (orb * (tm mp / 5)) / (mp * (tm orb + opp drb)). offensive rebound percentage is an estimate of the percentage of available offensive rebounds a player grabbed while he was on the floor. 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. roy rookie of the year sixth man of the year trb% tsa wins w pyth win shares per 48 minutes (available since the 1951-52 season in the nba); an estimate of the number of wins contributed by the player per 48 minutes (league average is approximately 0.100). please see the article calculating win shares for more information..

2pa 3-point field goal percentage (available since the 1979-80 season in the nba); the formula is 3p / 3pa. the formula is (award points) / (maximum number of award points). for example, in the 2002-03 mvp voting tim duncan had 962 points out of a possible 1190. his mvp award share is 962 / 1190 = 0.81. 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. defensive rebound percentage (available since the 1970-71 season in the nba); the formula is 100 * (drb * (tm mp / 5)) / (mp * (tm drb + opp orb)). defensive rebound percentage is an estimate of the percentage of available defensive rebounds a player grabbed while he was on the floor. defensive rating (available since the 1977-78 season in the nba); for players and teams it is points allowed per 100 posessions. this rating was developed by dean oliver, author of basketball on paper. i will point you to dean's book for complete details. effective field goal percentage; the formula is (fg + 0.5 * 3p) / fga. this statistic adjusts for the fact that a 3-point field goal is worth one more point than a 2-point field goal. for example, suppose player a goes 4 for 10 with 2 threes, while player b goes 5 for 10 with 0 threes. each player would have 10 points from field goals, and thus would have the same effective field goal percentage (50%). fg% mvp mp 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 36 minutes personal fouls pts sos stl total rebound percentage (available since the 1970-71 season in the nba); the formula is 100 * (trb * (tm mp / 5)) / (mp * (tm trb + opp trb)). total rebound percentage is an estimate of the percentage of available rebounds a player grabbed while he was on the floor. ts% 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. tsa true shooting attempts; the formula is fga + 0.44 * fta. usg% wins over .500; the formula is (w - l) / 2. the estimated probability that team a will defeat team b in a given matchup. year.