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Duality of Log-Polar Image Representations in the Space and the Spatial-Frequency Domains.
A.Tabernero, J.Portilla, R. Navarro. IEEE Trans. on SignalProcessing, 47, 2469-79 (1999)
Postscript with figures (574Kb).
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Optimizing parametric deformable kernels: space-variant filtering and rotation-scaling
invariance.
J. Portilla, R. Navarro, A.Tabernero. Proc. of the IEEE Int. Symp. on
Time-Scale Time-Frequency Analysis, TFTS'98 (Pittsbourgh, PE, October 1998)
Postscript with figures (103Kb).
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Duality between foveatization and multiscale local spectrum estimation.
R. Navarro, J.Portilla, A.Tabernero. Proceedings of the SPIE,
vol.3299-32 (San Jose, CA, January 1998)
Postscript with figures (564Kb).
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Efficient Spatial-Domain Implementation of a Multiscale
Image Representation Based on Gabor Functions.
O. Nestares, R. Navarro, J. Portilla and A.Tabernero.
Journal of Electronic Imaging, 7(1), pp. 166-173 (1998).
PDF with figures (416Kb).
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Duality between the local spectrum of a signal and its inverse Fourier
transform, the local signal.
A.Tabernero, J. Portilla and R. Navarro.
Instituto de Optica "Daza de Valdes". TR #53 (1997).
Postscript with figures (590Kb).
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Efficient method for space-variant low-pass filtering.
J. Portilla, R. Navarro. VII National
Symposium on Pattern Recognition and Image Analysis,
Vol. 1, pp 287-292. Barcelona, Spain (1997).
Postscript with figures (346Kb).