Wyświetlanie pozycji 1-3 z 3

    • Abridged Symbolic Representation of Time Series for Clustering 

      Korzeniewski, Jerzy ORCID (Wydawnictwo Uniwersytetu Łódzkiego, 2019)
      In recent years a couple of methods aimed at time series symbolic representation have been introduced or developed. This activity is mainly justified by practical considerations such memory savings or fast data base ...
    • Estimation of Mean Income for Small Areas in Poland Using Rao-Yu Model 

      Jędrzejczak, Alina; Kubacki, Jan (Wydawnictwo Uniwersytetu Łódzkiego, 2016)
      Modelling and estimating relationships that combine time series and crosssectional data is often discussed in the statistical literature but in these considerations sampling errors are seldom taken into account. In the ...
    • Global aging - the nature of longevity risk 

      Trzpiot, Grażyna (Wydawnictwo Uniwersytetu Łódzkiego, 2016)
      In this paper we investigate the latest developments on longevity risk modelling. We first introduce longevity risk to allow for a better understanding of the related challenges in term of risk management from both a ...