Figure 3From: MOCC: A Fast and Robust Correlation-Based Method for Interest Point Matching under Large Scale ChangesMatching feature points under remarkable scale changes. (a) The feature point on fourth pyramid level for the first image. (b) The feature point on first pyramid level for the second image. (c) and (d) correlation window of the two feature points before orientation normalization. (e) and (f) correlation window of the two feature points after orientation normalization.Back to article page