Sample Points Generator
The Sample Points Generator allows the user to create random points inside an specific area.
TerraAmazon has two algorithms to create this random points:
Random: Create random points inside an area.
Stratified: Create random points inside a geometry. Each group of points inside a geometry receives classification.
It is accessible through:
PROCESSING → SPATIAL ANALYSIS → SAMPLE POINTS GENERATOR
Input Information:
Generator Type: Select the type of generator to create the sample points (random or stratified).
Layer Area: Select the input layer to define the area to create the sample points.
Parameters:
Class Reference Attribute: Attribute from input data that identifies each class.
Number of points per class: The number of points in each class.
Proportional to class area: The number of points in each class varies in relation to the size of your area.
Output Information:
Repository:
Select one type
of repository by clicking on the
button to save the output layer as a file or on the
button to save it in the database.
Layer Name: Defines the name to create the output layer.
Click on the OK button and then the sample points will be generated.