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math.NA2020★ 3 cited
Kernel Interpolation of High Dimensional Scattered Data
Shao-Bo Lin, Xiangyu Chang, Xingping Sun
Data sites selected from modeling high-dimensional problems often appear scattered in non-paternalistic ways. Except for sporadic clustering at some spots, they become relatively f…
math.NA2015★ 1 cited
Approximation of exponential-type functions on a uniform grid by shifts of a basis function
Alexander Kushpel, Jeremy Levesley, Xingping Sun
In this paper, we study the problem of interpolating a continuous function at equally-spaced points in the interval , using shifts of a kernel on the -spaced…