Predicting Construction Cost Index Using a VMD-GRU Framework with the MHSA Mechanism

Abstract

AbstractThe Construction Cost Index (CCI), published monthly by Engineering News-Record in the US, has fluctuations that create significant challenges in cost estimation, bid preparation, and investment planning. Accurate forecasting of the CCI is ...Practical ApplicationsAccurate CCI forecasting with the hybrid VMD-GRU-MHSA framework brings significant value to the construction industry. It provides a robust and flexible solution for predicting various nonlinear and nonstationary time series indices ...