Quadratic regression is a classical machine learning technique to predict a single numeric value. Quadratic regression is an extension of basic linear regression. Quadratic regression can deal with ...

This article first appeared in the January 2026 edition of World Soccer Magazine Football is a complex game. An action taken ...

A masked fan has unplugged the referee’s video review monitor at a German soccer game while the referee was deciding on a ...

Welcome to Row Z, The Athletic’s weekly column that shines a light on the bonkers side of the game. From clubs to managers, ...

World football is experiencing a true revolution in its rules. As the International Football Association Board (IFAB) ...

An adjusted version of an off-field treatment rule that Lionel Messi complained about in 2024 has been adopted in time for ...

Discover the importance of homoskedasticity in regression models, where error variance is constant, and explore examples that illustrate this key concept.

Martin O’Neill claims the process around Auston Trusty’s red card against Hibernian was “such a nonsense” as the Celtic defender gets set to miss three domestic matches. The 27-year-old USA ...

Celtic have claimed that referee Matthew MacDermid stated in VAR audio that Auston Trusty's red card clash against Hibs was "nothing". That is before the whistler was sent to the pitchside monitor and ...

UEFA remains behind the use of VAR in football, despite referees coming increasingly under the spotlight. The technology was introduced in the Champions League ahead of the 2019/20 season. But ...

One regular weekend of refereeing, that's all we ask for. Will never happen. At least not in the current climate - because if the fourth round of the FA Cup taught us anything, it's that the absence ...