Libri di Maurizio Carpita - libri Statistica & Applicazioni

Maurizio Carpita

Titoli dell'autore

Forecasting the steel product prices with the ARIMA model digital
Year: 2016
The following paper describes the results of the forecast activity applied on steel prices time series, the method used in this analysis is a rolling window ARIMA regression. The forecast activity is built on prices time series that have been collected by anonymous weekly surveys sent to a sample of steel Italian operators...
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Su una modifica dell’indice di corrispondenza semplice utilizzato nelle analisi multidimensionali di dati qualitativi digital
Year: 2004
In multidimensional analysis for qualitative data a similarity and/or dissimilarity matrix is commonly used.
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Metodi per la costruzione di indicatori della qualità del lavoro: un’applicazione al settore dei servizi sociali digital
Year: 2003
This paper takes into account the possibilities of the optimal scaling algorithm Princals ( principal component analysis by means of alternating least squares). This algorithm simultaneously gives both a measure of ordered answer categories and a weight referring to the importance to be attributed to each item.
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