Metric Explainers

Metric Explainers

Comparing Eras: How We Calculate Our Adjusted Team Ratings

We've created a model that weighs advanced metrics and other factors on both sides of the ball to calculate the final adjusted team ratings of the regular season for all…

2 years ago Opta Analyst

Metric Explainers

An Inside Look at How We Create Our Golf Simulation Skeleton

In our first golf explainer, we introduced FRACAS, a proprietary global ranking method for men’s golf. With FRACAS established, we can use the player rates we’ve created to simulate tournaments and detail how the…

2 years ago Kyle Cunningham-Rhoads

Metric Explainers

Introducing FRACAS: A Precise Ranking Model Using Field Rating and Course-Adjusted Strokes Gained

We're exploring the leading ranking systems in golf today, explain FRACAS, then put it to work to identify some of the underrated golfers in the game today.

2 years ago Kyle Cunningham-Rhoads, Kevin Chroust

Metric Explainers

Shape Analysis: Automatically Detecting Formations

Shape Analysis uses tracking data to automatically identify a team’s shape, both in and out of possession, during a game.

2 years ago Jonny Whitmore, Thomas Seidl

Metric Explainers

Raw Value: A Comprehensive Pitch-by-Pitch Player Evaluation

By now, every analytical baseball mind knows there are countless statistics like batting average, slugging percentage and RBIs that evaluate performance based on the cumulative result of a player’s at-bats.…

2 years ago The Analyst

Metric Explainers

Identifying Patterns with Movement Chains

Movement chains describe the patterns of four player involvements in a passage of play by displaying the locations of the first touches.

2 years ago Jonny Whitmore, Danny Dinsdale

Metric Explainers

Whiff+: A Look at Which Pitchers Dominate by Generating Swings and Misses

Whiff rate doesn't paint an accurate picture when it comes to measuring a pitcher's stuff. Whiff+ accounts for what whiff rate does not.

2 years ago The Analyst

Metric Explainers

What Is Possession Value (PV)?

Possessive Value assigns credit to individual players based on their positive and negative contributions on the ball. But how does it work?

2 years ago Jonny Whitmore

Metric Explainers

BIP+: Which Batters Do the Most Damage After Making Contact?

In this installment of a series on advanced baseball metrics, we look at what BIP+ reveals about Miguel Sano’s raw power and how Javier Baez could get back on track. For…

2 years ago Taylor Bechtold

Metric Explainers

Sequences and Possessions in Football

Stats Perform’s possessions framework strings together consecutive events into sequences in order to provide a more detailed picture of what’s happening on the pitch.

2 years ago Jonny Whitmore