URI: http://www.qualityml.org/1.0/metrics/ACE
Name: Absolute circular error at 90% significance level. Alternative 1
Alternative names: ACE
Definition:

The absolute horizontal accuracy of the data’s coordinates, expressed in terms of circular error at 90% probability given that a bias is present.

ACE

Parameters:  
Source: ISO 19157
Categories: Positional 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"/>
<element name="ACE" type="qml:ValuesSummaryStatisticType" substitutionGroup="un:AbstractSummaryStatistic"/>
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:ACE>
<qml:values>3.14</qml:values>
</qml:ACE>
JSON example:
N/A
API example:
N/A
Value constraints: categories: any string
counts: any positive natural number