A Novel Hybrid Deep Learning Model for Sugar Price Forecasting Based on Time Series Decomposition

Table 8

Results of improvement percentages.

Compared models
EMD-DNN vs. DNN	–11.073	–7.973	7.282
EMD-LSTM vs. LSTM	22.761	24.722	37.401
TPE-EMD-DNN vs. EMD-DNN	81.597	81.149	78.361
TPE-EMD-LSTM vs. EMD-LSTM	49.635	49.556	42.068
TPE-EMD-LSTM vs. TPE-EMD-DNN	8.799	8.824	7.015
ARIMA vs. LSTM	33.392	33.797	29.803
ARIMA vs. DNN	67.387	67.646	63.889