| Adding A Function of Known Variables (Input Series) |
| Model component |
Function |
Details |
SECTIONAL
/ TIME SERIES |
| ...... |
Use math function of input |
squares, sines etc |
Informatio
Information |
| CAUSAL |
Use time lags of an input |
delays |
Not Applic
Information |
| CAUSAL |
Use time leads of an input |
anticipated |
Not Applic
Information |
| Adding A Function of Unknown Variables (Stochastic Series) |
| Model component |
Function |
Details |
SECTIONAL
/ TIME SERIES |
| MEMORY |
Account for Omitted Series (Use time lags of output) |
(ARIMA) |
Not Applic
Information |
| Adding A Function of Unknown Variables (Deterministic Series) |
| Model component |
Function |
Details |
SECTIONAL
/ TIME SERIES |
| DUMMY |
One Time Pulse |
Unusual Value (0,0,0,0,1,0) |
Information
Informatio |
| DUMMY |
Seasonal Pulse |
Pulse every S periods (0,0,0,1,0,0,0,1) |
Not Applic
Information |
| DUMMY |
Level Shift |
Step Shift (0,0,0,1,1,1) |
Not Applic
Information |
| DUMMY |
Time Trend |
(0,0,1,2,3,4,5,0) |
Not Applic
Informatio |
| Transformations to Stabilize (Homogenize or Normalize) the Variance |
| Model component |
Function |
Details |
SECTIONAL
/ TIME SERIES |
| .... |
Dispersion Proportional to Mean |
Power Transform |
Information
Informatio |
| .... |
Dispersion Non-Proportional to Mean |
Different Variances |
Informatio
Informatio |