Thegoalofthisarticleistoreviewthestate-of-the-arttrackingmethods,classifythemintodifferentcategories,andidentifynewtrends.Objecttracking,ingeneral,isachallengingproblem.Difficultiesintrackingobjectscanariseduetoabruptobjectmotion,changingappearancepatternsofboththeobjectandthescene,n