Iterative Solution of Saddle-Point Systems from Radial Basis Function (RBF) Interpolation

Autor:	Michael Wende, Sabine Le Borne
Rok vydání:	2019
Předmět:	Computational Mathematics Applied Mathematics Saddle point Mathematical analysis Radial basis function 010103 numerical & computational mathematics Positive-definite matrix 0101 mathematics Type (model theory) 01 natural sciences Saddle Interpolation Mathematics
Zdroj:	SIAM Journal on Scientific Computing. 41:A1706-A1732
ISSN:	1095-7197 1064-8275
DOI:	10.1137/18m119063x
Popis:	Scattered data interpolation using conditionally positive definite radial basis functions typically leads to large, dense, and indefinite systems of saddle-point type. Due to ill-conditioning, the ...
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_________::5fd9b6e41d0c1290c40102dade7f2fb9 https://doi.org/10.1137/18m119063x Zobrazit plný text záznamu