Diamond Rating
Diamond Rating is a metric which is invented by Kevin Broom who devised a simple general formula that works with any per-minute statistics. Formula subtracts the player’s rating per game from his rating per 40 minutes to figure out how much his per game stats undervalue his potential contributions. He then subtracts league average from the player’s per-40 minute rating and …
Digital Scout
Digital Scout is a software that creates performance scorecards based on inputted game-based statistics. Since 1995, Digital Scout has been used in statistical record-keeping for coaches, it also allows fans to follow live play-by-play, print score results or create custom reports on particular attributes.
Effective Age
Effective Age, a.k.a. weighted age is a team evaluation metric that indicates the average age of the team, weighted by the playing time of players on the roster.
Effective Field Goal Percentage (eFG%)
Effective Field Goal Percentage, aka eFG%, is a player or team evaluation metric that measures the effectiveness of 2-point shots and 3-point shots. In terms of FG% and eFG%, two players can be compared. Two players with the same FG% should not be evaluated as they have the same performance. When you bring eFG% on the table, you’ll find out …
Efficiency Differential
Efficiency Differential is the numerical gap between a team’s offensive efficiency and defensive efficiency. The differential represents what each team did for the entire season and a team’s efficiency differential is a better predictor of future success. Although efficiency differential does indicate the champion more often than just won-loss records, it’s not perfect.
Elias Sports Bureau
Elias Sports Bureau, founded in 1913, has provided historical research and statistical services in the field of professional sports. The Elias Sports Bureau is the Official Statistician for Major League Baseball, the National Football League, the National Basketball Association, the National Hockey League, Major League Soccer, and the Women’s National Basketball Association. Elias is the primary source of statistics for …
Estimated Plus-Minus (EPM)
Estimated Plus Minus (EPM) is a new kind of adjusted plus-minus metric created by Taylor Snarr. According to the creator, when compared to other ADVANCED metrics, EPM has the smallest error. I compared the latest NBA player metrics and wrote about it here! https://t.co/DQMGJ5V3WH More work to be done but I'm pleased with how EPM stacks up so far. Prediction …
Expected Winning Percentage (Log 5)
Expected Winning Percentage (Log 5) can be calculated by using the Log 5 formula.
Fantasy Points Scored for DraftKings (DK FPTS)
Rules for DraftKings Classic Contests – 8 Players in your lineup whose salaries must not exceed $50K. – Players in your lineup must be from at least 2 teams – Players in your lineup must be from at least 2 separate games. – Players in your lineup must have these positions: PG, SG, SF, PF, C, G*, F**, and UTIL***. …
Fantasy Points Scored for FanDuel (FD FPTS)
Rules for FanDuel Classic Contests – 9 Players in your lineup whose salaries must not exceed $60K. – Maximum 4 players from the same team are allowed to be in your lineups. – 9 Players in your lineup must have these positions: 2*PG + 2*SG, 2*SF, 2*PF + C. Fantasy Points (FPTS) Calculation + Points * (1) + Rebounds * …
Floor Impact Counter (FIC)
Floor Impact Counter aka FIC is a metric that is supposed to to fix flaws at PER, and PIE. Invented by the guys at RealGM, FIC weights more to assists, shot creation and offensive rebounding. As the Floor Impact Counter has been based on box score data, it never became trustable in the NBA ecosystem. It heavily favored triple-double players …
Four Factors
Four Factors are the box score derived metrics that correlate most closely with winning basketball games. These factors also identify a team’s strategic strengths and weaknesses. Four factors can be applied to both a team’s offense and defense, hence it gives us eight factors. 1) Team’s Own Effective Field Goal Percentage 2) Team’s Own Turnover Percentage 3) Team’s Own Offensive …
Free Throw Conversion
Free Throw Conversion is the ability to get to the free throw line, and the ability to make free throws. Two metrics are used the measure free throw conversion.
Free Throw Rate
Free throw rate measures a team’s ability to get to the free throw line.
Game Flow Chart
Game flow chart is a unique way of illustrating a revealing summary of a basketball game with a chart showing the point innovative plots which have been presented by Peter H. Westfall in 1990. In basketball, the outcome is difficult to summarize in a simple boxscore. Game flow charts are a very helpful tool if you didn’t watch the game. …
Game Score
Game Score is a player evaluation metric which can be considered John Hollinger‘s simple and linear version of the Player Efficiency Rating. Game Score does not make any adjustments like PER does for team pace. It simply adds and subtracts the box score statistics, according to the various weights Hollinger has chosen.
Genius Sports
Genius Sports, a London based company that operates in sports data, betting and media technologies. With being widely used in over 150 countries, Genius has become the partner to over 400 sports organizations globally, including NFL, EPL, FIBA, NCAA, NASCAR, AFA, and PGA. In May 2021, Second Spectrum has been acquired by Genius. Genius provides data-driven solutions to sports, media, …
Herfindahl Index (HHI)
The Herfindahl Index, also known as Herfindahl-Hirschman Index or HHI, is a measure of the size of firms in relation to the industry and an indicator of the amount of competition among them. HHI can be used to quantify ‘market concentration’ which helps close in on that market is to being monopolized by a single company. The Herfindahl Index can …
Home Court Advantage (HCA)
The home-court advantage (HCA) is the net effect of several factors that may have a generally positive effect on the play of the home team and a generally negative effect on the play of the road team. Possible Sources of Home Court Advantage in Basketball: Psychological support of the fans, Comfort of being at home, rather than traveling, Referees give …
HUDL – Krossover
Krossover offers a solution to the pairing of video and data. This hassle has forced video coordinators, coaches to handle stats by hand, and spent hours breaking down the videos of the game in an effort to extract a few insights. Krossover was the only product that not only tracked and indexes every event of a sports game, but also …
Individual Floor Percentage
Individual Floor Percentage is a metric that indicates the ratio of a player’s scoring possessions by his total possessions. When a player ends his team’s possession, it would be a possession charged to him. This gives the player’s total possessions. When a player scored or assisted on a score, a scoring possession would be charged to him.
Individual Player Value (IPV)
Individual Player Value (IPV) is a Plus/Minus model, created by Talking Practice blog. IPV employs a robust machine learning model by running the standard RAPM procedure and regressing that to the Bayesian prior. Individual Player Value incorporates boxscore, play-by-play, video tracking stats, and a variety of information such as player demographics. With standard regression techniques, you worry too much about …
Jeff Sagarin
Jeff Sagarin is an American sports statistician well-known for his development of a methodology for ranking and rating sports teams in a variety of sports. Jeff Sagarin and Wayne Winston pioneered adjusted plus-minus statistics with their Winwal analytics software, which had been used extensively by the Dallas Mavericks.
John Hollinger
John Hollinger is currently writing at The Athletic. He had a stint with Memphis Grizzlies as the senior advisor. John Hollinger also authored four books in the Pro Basketball Forecast/Prospectus series and was a regular columnist for ESPN Insider. Hollinger’s most known work, PER, is read by many mainstream fans who are not familiar with APBRmetrics in general, making him …
Journal of Sports Analytics
Journal of Sports Analytics is being edited by a group of academicians, professionals and journalists.
Kenneth Massey
Kenneth Massey is an American sports statistician well-known for his development of a methodology for ranking and rating sports teams in a variety of sports. Massey ratings have been a part of the Bowl Championship Series since its inception.
Las Vegas Sports Consultants (LVSC)
Las Vegas Sports Consultants (LVSC), is a large oddsmaking company. Since 1982, LVSC has provided odds and point spreads to all major Las Vegas and international sportsbooks. The LVSC consensus line remains the most valued commodity for sports gaming all over the world. Organizations such as Las Vegas Sports Consultants Inc (LVSC) regularly analyze both betting lines and player performance, …