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eess.IV2021★ 1 cited
Sub-band coding of hexagonal images
Md Mamunur Rashid, Usman R. Alim
According to the circle-packing theorem, the packing efficiency of a hexagonal lattice is higher than an equivalent square tessellation. Consequently, in several contexts, hexagona…
cs.MS2021
Automatic Generation of Interpolants for Lattice Samplings: Part II -- Implementation and Code Generation
Joshua Horacsek, Usman Alim
In the prequel to this paper, we presented a systematic framework for processing spline spaces. In this paper, we take the results of that framework and provide a code generation p…
cs.MS2021
Automatic Generation of Interpolants for Lattice Samplings: Part I -- Theory and Analysis
Joshua Horacsek, Usman Alim
Interpolation is a fundamental technique in scientific computing and is at the heart of many scientific visualization techniques. There is usually a trade-off between the approxima…