Demand

Qualitative Forecasting

Delphi Method
Delphi Method (1)
Delphi Method (2)
Delphi Method (3)

Quantitative Forecasting

Delphi Method (4)
Delphi Method (5)
Delphi Method (6)
Holt-Winter's
Autoregressive Integrated Moving Average (ARIMA)
ARIMAX
Simple Linear Regression

Learning

Machine

Artificial Neural Networks (ANN)
Random Forests