Visual Object Tracking

visual tracking method of at least one object represented by a cloud of points with associated information, characterized in that it comprises the steps of: - receiving (E1) of data representing a set of spatio-temporal events, - determining (E2) of the probability that an event of the game belongs to the point cloud representing the at least one object for each of the received game event, - determining (E3) the fact that an event belongs or not to the cloud points according to the probability determined for the event under consideration, - updating (E4) information associated with the point cloud of the at least one object, when it is determined in the preceding step that least one event belongs to the cloud of points, - calculating (E4, E5) of the position, size and orientation of the at least one object based on the updated information.