Module Trend Analysis
- Author: O.Conrad (c) 2006
- Specification: grid
- Menu: Spatial and Geostatistics|Regression|Table
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Table | Table (input) | TABLE | - | - |
Output | Table (with Trend) (*) | Table (optional output) | TREND | - | - |
Options | X Values | Table field | FIELD_X | - | - |
Y Values | Table field | FIELD_Y | - | - |
Formula | Text | FORMULA | - | Default: m * x + b |
Pre-defined Formulas | Choice | FORMULAS | - | Available Choices: [0] Linear: a + b * x [1] Quadric: a + b * x + c * x^2 [2] Cubic: a + b * x + c * x^2 + d * x^3 [3] Logarithmic: a + b * ln(x) [4] Power: a + b * x^c [5] a + b / x [6] a + b * (1 - exp(-x / c)) [7] a + b * (1 - exp(-(x / c)^2)) Default: 0 |
(*) optional |
Command-line
Usage: saga_cmd statistics_regression 10 -TABLE <str> [-FIELD_X <str>] [-FIELD_Y <str>] [-FORMULA <str>] [-FORMULAS <str>] [-TREND <str>]
-TABLE:<str> Table
Table (input)
-FIELD_X:<str> X Values
Table field
-FIELD_Y:<str> Y Values
Table field
-FORMULA:<str> Formula
Text
Default: m * x + b
-FORMULAS:<str> Pre-defined Formulas
Choice
Available Choices:
[0] Linear: a + b * x
[1] Quadric: a + b * x + c * x^2
[2] Cubic: a + b * x + c * x^2 + d * x^3
[3] Logarithmic: a + b * ln(x)
[4] Power: a + b * x^c
[5] a + b / x
[6] a + b * (1 - exp(-x / c))
[7] a + b * (1 - exp(-(x / c)^2))
Default: 0
-TREND:<str> Table (with Trend)
Table (optional output)