Forecasting the monthly iron ore import of China using a model combining empirical mode decomposition, non-linear autoregressive neural network, and autoregressive integrated moving average. - Zheng-Xin Wang; Yu-Feng Zhao; Ling-Yang He (Appl. Soft Comput., 2020)

Forecasting the seasonal natural gas consumption in the US using a gray model with dummy variables. - Zheng-Xin Wang; Ling-Yang He; Yu-Feng Zhao (Appl. Soft Comput., 2021)