Module Inverse Principle Components Rotation
Inverse principle components rotation for grids. 
References:
Bahrenberg, G., Giese, E., Nipper, J. (1992): Statistische Methoden in der Geographie 2 - Multivariate Statistik. pp.198-277.
- Author: O.Conrad (c) 2011
 
- Specification: grid
 
- Menu: Spatial and Geostatistics|Grids|Principle Components
 
Parameters
|   | Name | Type | Identifier | Description | Constraints | 
| Input | Principle Components | Grid list (input) | PCA | - | - | 
 | Eigen Vectors | Table (input) | EIGEN | - | - | 
| Output | Grids | Grid list (output) | GRIDS | - | - | 
Command-line
Usage: saga_cmd statistics_grid 10 -PCA <str> -EIGEN <str> [-GRIDS <str>]
  -PCA:<str>  	Principle Components
	Grid list (input)
  -EIGEN:<str>	Eigen Vectors
	Table (input)
  -GRIDS:<str>	Grids
	Grid list (output)