Journal
PATTERN RECOGNITION LETTERS
Volume 30, Issue 5, Pages 570-578Publisher
ELSEVIER
DOI: 10.1016/j.patrec.2008.12.001
Keywords
Shape measure; Polygon; Convexity; Convex hull; Convexification; Medical classification
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Two new shape measures for quantifying the degree of convexity are described. When applied to assessment of skin lesions they are shown to be an effective indicator of malignancy. outperforming Lee et al's. Oil scale-space based irregularity measure. In addition, the new measures were applied to the classification of mammographic masses and lung field boundaries and were shown to perform well relative to a large set of common shape measures that appear in the literature such as moments, compactness, symmetry, etc. (c) 2008 Elsevier B.V. All rights reserved.
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