MPEG-7 visual shape descriptors

By M. Bober. IEEE Trans. Circuits Syst. Video Technol., 2001

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Features for image retrieval: an experimental comparison (2008, background): “There are however, overview papers on the shape features defined in MPEG7 which use databases consisting of segmented images for benchmarks [48].”
Computing (2021, background): “There are indications that creating walkable (and beautiful) commercial areas can lead to financial benefits to local businesses [Jacobs 1993].”
The MPEG-7 visual standard for content description-an overview (2001, background): “For more details, the reader is referred to [5], [7].”
Curvature Scale Space Representation: Theory, Applications, and MPEG-7 Standardization (2011, background): “3 illustrates that there are two notions of similarity: one based on object contour and one based on the distribution of all the pixels within the object [39].”
Shape representation and classification using the Poisson equation (2004, methodology): “Fourier descriptors [37], geometric shape moments [20], Zernike moments [56], Angular Radial Transform [30], [9], [19] and boundary curve descriptors via Helmholtz PDE [57].”
Classification of time series by shapelet transformation (2013, methodology): “This experiment can be reproduced with method DMKD_2013 Bagnall et al. (2012) The best result for each dataset is shown in bold generating a large number of decision trees with controlled variation and using the modal classification decision Breiman (2001).”