URI: http://www.qualityml.org/1.0/metrics/KappaCoefficient
Name: Kappa coefficient
Alternative names:  
Definition:

Coefficient to quantify the proportion of agreement of assignments to
classes by removing misclassifications

Kappa coefficient

Parameters:  
Source: ISO 19157
Categories: Thematic accuracy
Further information:  
XML schema:
<schema xmlns:qml="http://www.qualityml.org/1.0" 
xmlns:un="http://www.uncertml.org/2.0" 
xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.qualityml.org/1.0" 
elementFormDefault="qualified" attributeFormDefault="unqualified">
<import namespace="http://www.uncertml.org/2.0" schemaLocation="../../uncertml/2.0/uncertml.xsd"/> <simpleType name="kappaCoefficientValueArray">
<list itemType="qml:kappaCoefficientValue"/>
</simpleType>

<element name="KappaCoefficient" type="qml:KappaCoefficientType" substitutionGroup="un:AbstractSummaryStatistic"/>
<complexType name="KappaCoefficientType">
<complexContent>
<extension base="un:AbstractSummaryStatisticType">
<sequence>
<element name="values" type="qml:kappaCoefficientValueArray"/>
</sequence>
</extension>
</complexContent>
</complexType>

XML example:
<un:StatisticsCollection xmlns:qml="http://www.qualityml.org/1.0" 

   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
   xsi:schemaLocation="http://www.qualitymlorg/schemas/qualityml/1.0/qualityml.xsd">

<qml:KappaCoefficient>
<qml:values>0.90</qml:values>
</qml:KappaCoefficient>

JSON example:
N/A
API example:
N/A
Value constraints: categories: any string
counts: any positive natural number