Proceedings of the IEEE · 1972 · 14 citations · 3 references
Natural SciencesComputer ScienceMathematicsComputational GeometryGeometryLattice SymmetrySampling TheoryHexagonal LatticesNonuniform Sampling
The multidimensional sampling theorem is extended to allow nonuniform, but periodic, sampling with explicit and simple reconstruction formulas. The extension is applicable to hexagonal and other nonrectangular lattices; such sampling schemes can be as efficient as rectangular sampling.
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