Tool NameConfusion Matrix (Polygons / Grid)
Tool ID6
Library IDimagery_classification
Version1.0
Author(s)O.Conrad (c) 2015

Description

Compares a classified polygons layer with grid classes and creates a confusion matrix and derived coefficients. Grid classes have to be defined with a look-up table and values must match those of the polygon classes for the subsequent comparison. This tool is typically used for a quality assessment of a supervised classification.

Parameters

NameTypeIdentifierDescriptionConstraints
Input
Classificationgrid, inputGRID
Look-up Tabletable, input, optionalGRID_LUT
Polygonsshapes, inputPOLYGONS
Output
Confusion Matrixtable, outputCONFUSION
Class Valuestable, outputCLASSES
Summarytable, outputSUMMARY
Options
Value InterpretationchoiceGRID_VALUESAvailable Choices:
[0] values are class identifiers
[1] use look-up table
Default: 1
Valuetable fieldGRID_LUT_MIN
Value (Maximum)table fieldGRID_LUT_MAX
Nametable fieldGRID_LUT_NAM
Classestable fieldFIELD
UnclassifiedbooleanNO_CLASSDefault: 1