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Approximating surfaces by the moving least absolute deviations method (CROSBI ID 187775)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Grbić, Ratko ; Scitovski, Klaudija ; Sabo, Kristian ; Scitovski, Rudolf Approximating surfaces by the moving least absolute deviations method // Applied mathematics and computation, 219 (2013), 9; 4387-4399. doi: 10.1016/j.amc.2012.10.041

Podaci o odgovornosti

Grbić, Ratko ; Scitovski, Klaudija ; Sabo, Kristian ; Scitovski, Rudolf

engleski

Approximating surfaces by the moving least absolute deviations method

In this paper we are going to consider the problem of global data approximation on the basis of data containing outliers. For that purpose a new method entitled the moving least absolute deviations method is proposed. In the region of data in the network of knots weighted least absolute deviations local planes are constructed by means of which a global approximant is defined. The method is tested on the well known Franke’s function. An application in gridding of sonar data is also shown.

surface approximating; scattered data fitting; moving least absolute deviations; LAD; l1-Norm approximation; weighted median problem

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Podaci o izdanju

219 (9)

2013.

4387-4399

objavljeno

0096-3003

10.1016/j.amc.2012.10.041

Povezanost rada

Geologija, Računarstvo, Matematika

Poveznice
Indeksiranost