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Lu, G.: ¬An approach to image retrieval based on shape (1997)
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Mehtre, B.M.; Kankanhalli, M.S.; Lee, W.F.: Shape measures for content based image retrieval : a comparison (1997)
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Li, S.; Lee, M.-C.; Adjeroh, D.: Effective invariant features for shape-based image retrieval (2005)
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Li, Y.; Xu, S.; Luo, X.; Lin, S.: ¬A new algorithm for product image search based on salient edge characterization (2014)
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