Fig. 6From: Evaluation of image partitioning strategies for preserving spatial information of cross-sectional micrographs in automated wood recognition of FagaceaeFlattening of differences in feature intensity caused by the position of early- and latewoods by autocorrelation. a, b SIFT keypoints (red dots) belonging to a feature cluster representing vessels in Quercus serrata; c feature intensities of the keypoints of images a and b; d autocorrelation of the feature intensities in cBack to article page