Complex Zernike moments features for shape-based image retrieval

FREE-DOWNLOADS Li, MC Lee… – Systems, Man and Cybernetics, Part A: …, 2009 –
Abstract—Shape is a fundamental image feature used in content-based image-retrieval
systems. This paper proposes a robust and effective shape feature, which is based on a set of
orthogonal complex moments of images known as Zernike mo- ments (ZMs). As the