Estimating the position of a football from multiple image sequences
Jinchang Ren, James Orwell, Graeme A. Jones · 2004
This paper describes research into techniques to estimate the position of the ball during a football (soccer) match. The source data is eight video sequences captured from stationary digital cameras: every point on the pitch is included in at least one camera. However, the ball in play is not always observed in at least one camera: at times it is occluded by players, and other times outside the field of view, a consequence of being kicked high in the air. The focus of this paper is how the position of the ball can be estimated in these cases, by using data from both before and after the event