Geostatistics and the Role of Variogram in Time Series Analysis: a Critical Review
Abstract
Abstract Chapter3: Exploratory data analysis and prediction in time series modeling are not typically based on geostatistical techniques, although in several cases applying these techniques might be convenient. This paper aims to illustrate the usefulness of using Geostatistics and its basic tool, such as the variogram, in time series, especially when an explicit model for the process is not an important goal of the analysis. Moreover, the main differences between the time-domain approach and Geostatistics are highlighted throughout the paper. In order to underline the role of the variogram for modeling and prediction purposes, several theoretical aspects, such as interpolation of missing values, temporal prediction, nonparametric estimation, and their computational problems, are faced through an extensive case study regarding an environmental time series. A modified version of GSLib routine for kriging is suitably developed in order to define appropriate temporal search neighborhoods for missing values treatment and prediction.
Autore Pugliese
Tutti gli autori
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De Iaco S. , Palma M. , Posa D.
Titolo volume/Rivista
CONTRIBUTIONS TO STATISTICS
Anno di pubblicazione
2013
ISSN
1431-1968
ISBN
Non Disponibile
Numero di citazioni Wos
Nessuna citazione
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Numero di citazioni Scopus
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Ultimo Aggiornamento Citazioni
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Settori ERC
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Codici ASJC
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