On the Pitch

Journey into Space: Using spatial metrics to compare and cluster football players

Tracking data has long been used by football clubs to measure physical activity on the field, such as distance covered, sprints and top speed. In this post I show how TRACAB spatial [...]

2018-10-22T21:00:10+00:00 October 22nd, 2018|On the Pitch, Recent Posts|4 Comments

Assessing Expected Goals Models. Part 2: Anatomy of a Big Chance

I had intended Part 2 of this series to be about using expected goals (xG) models to predict match scores. But something more important came up. Jan Mullenberg recently discovered that the Opta Big Chance [...]

2017-07-19T06:56:12+00:00 July 17th, 2017|Football Analytics, On the Pitch, Recent Posts|2 Comments

Assessing Expected Goals Models. Part 1: Shots

The football analytics world is awash with Expected Goals (xG) models.   An xG model estimates the probability of scoring a goal given the features of a shot such as its location, whether it [...]

2018-06-14T12:26:44+00:00 June 27th, 2017|Football Analytics, On the Pitch, Recent Posts|0 Comments