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ADCM
1999
64views more  ADCM 1999»
13 years 4 months ago
Approximation properties of zonal function networks using scattered data on the sphere
A zonal function (ZF) network is a function of the form x n k=1 ck(x
Hrushikesh Narhar Mhaskar, Francis J. Narcowich, J...
COMPUTING
2006
112views more  COMPUTING 2006»
13 years 5 months ago
Fast Summation of Radial Functions on the Sphere
Radial functions are a powerful tool in many areas of multidimensional approximation, especially when dealing with scattered data. We present a fast approximate algorithm for the ...
Jens Keiner, Stefan Kunis, Daniel Potts
ADCM
2008
187views more  ADCM 2008»
13 years 5 months ago
Approximation on the sphere using radial basis functions plus polynomials
In this paper we analyse a hybrid approximation of functions on the sphere S2 R3 by radial basis functions combined with polynomials, with the radial basis functions assumed to be...
Ian H. Sloan, Alvise Sommariva
AMC
2006
97views more  AMC 2006»
13 years 5 months ago
Inverse scattering in multilayer inverse problem in the presence of damping
An inverse problem arising from recovery of wavespeed for a one-dimensional problem in a medium with constant background wavespeed in the presence of damping is discussed. Our met...
F. D. Zaman, Khalid Masood, Z. Muhiameed
KDD
2006
ACM
157views Data Mining» more  KDD 2006»
14 years 5 months ago
Using structure indices for efficient approximation of network properties
Statistics on networks have become vital to the study of relational data drawn from areas such as bibliometrics, fraud detection, bioinformatics, and the Internet. Calculating man...
Matthew J. Rattigan, Marc Maier, David Jensen