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On Conditionally Positive Definite Dot Product Kernels
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Acta Mathematica Sinica,English Series 2008年 第7期24卷 1127-1138页
作者: V.A.MENEGATTO C.P.OLIVEIRA Ana P.PERON Departamento de Matemática ICMC-USP- Sāo CarlosCaixa Postal 66813560-970 Sāo Carlos SPBrasil Universidade Federal de Itajubá ICE-DMCCaixa Postal 5037500-903 ItajubáMGBrasil
Let m and n be fixed, positive integers and P a space composed of real polynomials in m variables. The authors study functions f : R →R which map Gram matrices, based upon n points of R^m, into matrices, which are n... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Laplace-Beltrami Differentiability of Positive Definite Kernels on the Sphere
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Acta Mathematica Sinica,English Series 2013年 第1期29卷 93-104页
作者: M. H. CASTRO V. A. MENEGATTO C. P. OLIVEIRA Faculdade de Matemática Universidade Federal de UberladiaCaixa Postal 593 38400-902 Uberlandia MG Brasil Departamento de Matemática ICMC-USPSao CarlosCaixa Postal 668 13560-970 Sao Carlos SP Brasil ice-dmc Universidade Federal de Itajubá37500-903 Itajubá MG Brasil
This contribution gives results on the action of the Laplace-Beltrami derivative on suffi- ciently smooth kernels on the sphere, those defined by absolutely and uniformly expansions generated by a family of at least c... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论