Data Collection and Preparation CPI DataFrom Trade Policy and Strategy Office, Ministry of Commerce Data SelectionData CleaningData Transformation CPI Database Build Forecasting Models Load CPI DataTo RapidMiner Studio Decision TreeNeural NetworkSupport Vector MachineLinear RegressionRandom Forestk-Nearest Neighbor: kNN Forecasting Models Evaluation and Forecasting Models Forecasting Inflation Model Best Algorithm Original Labeled Data Training Set Validation Set Test Set Split