González-Rivera, Gloria; Arroyo, Javier - In: International Journal of Forecasting 28 (2012) 1, pp. 20-33
Histogram time series (HTS) and interval time series (ITS) are examples of symbolic data sets. Though there have been methodological developments in a cross-sectional environment, they have been scarce in a time series setting. Arroyo, González-Rivera, and Maté (2011) analyze various...