Threshold

概要

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.

ディスカッション

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.

構文

Threshold (raster)

パラメーター	説明	データ タイプ
raster	The input raster.	Raster

戻り値

データ タイプ	説明
Raster	The output raster.

コードのサンプル

Threshold example

Divides a Landsat 8 image into two classes.

import arcpy

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