Results 221 to 230 of about 138,998 (299)

openSSS: an open-source implementation of scatter estimation for 3D TOF-PET. [PDF]

open access: yesEJNMMI Phys
José Santo R   +5 more
europepmc   +1 more source

Local multilevel scattered data interpolation

Engineering Analysis with Boundary Elements, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhiyong Liu
openaire   +3 more sources

Scattered data interpolation with multilevel B-splines

IEEE Transactions on Visualization and Computer Graphics, 1997
The paper describes a fast algorithm for scattered data interpolation and approximation. Multilevel B-splines are introduced to compute a C/sup 2/ continuous surface through a set of irregularly spaced points. The algorithm makes use of a coarse to fine hierarchy of control lattices to generate a sequence of bicubic B-spline functions whose sum ...
Lee, S   +2 more
openaire   +3 more sources

Product kernels are efficient and flexible tools for high-dimensional scattered data interpolation

Advances in Computational Mathematics, 2023
This work concerns the construction and characterization of product kernels for multivariate approximation from a finite set of discrete samples. To this end, we consider composing different component kernels, each acting on a low-dimensional Euclidean ...
Kristof Albrecht   +2 more
semanticscholar   +1 more source

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