Intro. Edge features Region features Corner features tracking by correlation dea of a corner feature This is a corner feature, why? The idea is to find pixels with high gradient at orthogonal directions Example 国 This is not a corner feature, why? features vo. aIntro. | Edge features | Region features | Corner features | tracking by correlation Idea of a corner feature • The idea is to find pixels with high gradient at orthogonal directions • Example • features v0.a 10 This is a corner feature, why? This is not a corner feature, why? ?