Threshold

Résumé

Creates a raster object by dividing an input raster into two distinct classes, where a high-value class is displayed with white pixels and a low-value class is displayed with black pixels.

Discussion

For more information about how this function works, see the Binary Thresholding raster function.

The referenced raster dataset for the raster object is temporary. To make it permanent, you can call the raster object's save method.

Syntaxe

Threshold (raster)

Paramètre	Explication	Type de données
raster	The input raster.	Raster

Valeur renvoyée

Type de données	Explication
Raster	The output raster.

Exemple de code

Threshold example

Divides a Landsat 8 image into two classes.

import arcpy

Binary_raster = arcpy.sa.Threshold("Landsat8.TIF")