NON CONNU DéTAILS PROPOS DE OPTIMISATION D'IMAGES

Further, critical position can be classified using the definiteness of the Hessian matrix: If the Hessian is patente definite at a critical point, then the cote is a local minimal; if the Hessian matrix is negative definite, then the position is a local extremum; finally, if indefinite, then the position is some kind of saddle repère.This denotes