30 citations · 101 across the 28 of their papers we have counts for
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math.NA2015
Direct Inversion of the 3D Pseudo-polar Fourier Transform
Amir Averbuch, Gil Shabat, Yoel Shkolnisky
The pseudo-polar Fourier transform is a specialized non-equally spaced Fourier transform, which evaluates the Fourier transform on a near-polar grid, known as the pseudo-polar grid…
math.NA2015
Evaluating Non-Analytic Functions of Matrices
Nir Sharon, Yoel Shkolnisky
The paper revisits the classical problem of evaluating for a real function and a matrix with real spectrum. The evaluation is based on expanding in Chebyshev pol…