Search Results for author: P. Vandergheynst

Found 3 papers, 1 papers with code

S2LET: A code to perform fast wavelet analysis on the sphere

no code implementations7 Nov 2012 B. Leistedt, J. D. McEwen, P. Vandergheynst, Y. Wiaux

Wavelets are constructed through a tiling of the harmonic line and can be used to probe spatially localised, scale-depended features of signals on the sphere.

Information Theory Instrumentation and Methods for Astrophysics Information Theory

Sparse image reconstruction on the sphere: implications of a new sampling theorem

1 code implementation4 May 2012 J. D. McEwen, G. Puy, J. -Ph. Thiran, P. Vandergheynst, D. Van De Ville, Y. Wiaux

Recently a new sampling theorem on the sphere was developed, reducing the required number of samples by a factor of two for equiangular sampling schemes.

Information Theory Instrumentation and Methods for Astrophysics Information Theory

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