Казанский (Приволжский) федеральный университет, КФУ
КАЗАНСКИЙ
ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
MODELLING OF NONLINEAR FILTERING POISSON TIME SERIES
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2016
Языканглийский
  • Бочкарев Владимир Владимирович, автор
  • Библиографическое описание на языке оригинала Bochkarev V.V, Belashova I.A., Modelling of nonlinear filtering Poisson time series//Journal of Physics: Conference Series. - 2016. - Vol.738, Is.1. - Art. № 012082.
    Аннотация In this article, algorithms of non-linear filtering of Poisson time series are tested using statistical modelling. The objective is to find a representation of a time series as a wavelet series with a small number of non-linear coefficients, which allows distinguishing statistically significant details. There are well-known efficient algorithms of non-linear wavelet filtering for the case when the values of a time series have a normal distribution. However, if the distribution is not normal, good results can be expected using the maximum likelihood estimations. The filtration is studied according to the criterion of maximum likelihood by the example of Poisson time series. For direct optimisation of the likelihood function, different stochastic (genetic algorithms, annealing method) and deterministic optimization algorithms are used.
    Ключевые слова nonlinear filtering, Poisson's distribution, maximul likelihood estimation
    Название журнала Journal of Physics: Conference Series
    URL https://www.scopus.com/inward/record.uri?eid=2-s2.0-84988692831&partnerID=40&md5=250cec49edf11d7490a9b4103cffb304
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