Wong, H.; Ip, Wai-Cheung; Xie, Zhongjie; Lui, Xueli - In: Journal of Applied Statistics 30 (2003) 5, pp. 537-553
This paper investigates the modelling and forecasting method for non-stationary time series. Using wavelets, the authors propose a modelling procedure that decomposes the series as the sum of three separate components, namely trend, harmonic and irregular components. The estimates suggested in...