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math.ST2007★ 6 cited
Localisation of Geometric Anisotropy
Sofia C. Olhede
The class of 2-D nonseparable geometrically anisotropic localisation operators is defined, containing highly anisotropic nearly unidirectional localisation operators, as well as is…
math.ST2005
Multiple Multidimensional Morse Wavelets
G. Metikas, S. C. Olhede
We define a set of operators that localise a radial image in radial space and radial frequency simultaneously. We find the eigenfunctions of this operator and thus define a non-sep…