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research article

Reconstruction of 3D scattered data via radial basis functions by efficient and robust techniques

Crivellaro, Alberto  
•
Perotto, Simona
•
Zonca, Stefano
2017
Applied Numerical Mathematics

We propose new algorithms to overcome two of the most constraining limitations of surface reconstruction methods in use. In particular, we focus on the large amount of data characterizing standard acquisitions by scanner and the noise intrinsically introduced by measurements. The first algorithm represents an adaptive multi-level interpolating approach, based on an implicit surface representation via radial basis functions. The second algorithm is based on a least-squares approximation to filter noisy data. The third approach combines the two algorithms to merge the correspondent improvements. An extensive numerical validation is performed to check the performances of the proposed techniques. (C) 2016 IMACS. Published by Elsevier B.V. All rights reserved.

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Type
research article
DOI
10.1016/j.apnum.2016.11.003
Web of Science ID

WOS:000392786600006

Author(s)
Crivellaro, Alberto  
Perotto, Simona
Zonca, Stefano
Date Issued

2017

Publisher

Elsevier Science Bv

Published in
Applied Numerical Mathematics
Volume

113

Start page

93

End page

108

Subjects

Multivariate interpolation

•

Least-squares approximation

•

Adaptive algorithm

•

Radial basis functions

•

3D noisy and lacking scattered data

Editorial or Peer reviewed

REVIEWED

Written at

EPFL

EPFL units
IINFCOM  
Available on Infoscience
March 27, 2017
Use this identifier to reference this record
https://infoscience.epfl.ch/handle/20.500.14299/135852
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