Computational aspects of a method of stochastic approximation

被引:0
|
作者
Runovski, Konstantin [1 ]
Rystsov, Igor
Schmeisser, Hans-Jurgen
机构
[1] Analyt Ctr Invest, UA-01001 Kiev, Ukraine
[2] Natl Tech Univ, UA-01001 Kiev, Ukraine
[3] Univ Jena, Inst Math, D-07737 Jena, Germany
来源
关键词
fast Fourier transform; random numbers; families of linear polynomial operators; approximation algorithms;
D O I
暂无
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
A method of stochastic approximation is studied in the framework of the general convergence theory for families of linear polynomial operators of interpolation type. The description of the corresponding computational procedure, in particular, its input parameters, is given. Some optimization problems and aspects of implementation of the algorithm by means of Maple are discussed. It is shown that the algorithm can be applied not only to problems of "pure approximation" in the spaces L-p with 0 < p <= +infinity, but also to problems of signal processing, especially, if one is interested in strong oscillating data or data containing an essential stochastic item.
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页码:367 / 383
页数:17
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