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interpolationType
extrapolationType
inputUnit (optional, since 2016.02)
outputUnit (optional, since 2016.02)
lookupTable (choice)
- lookupTableRow
- locationId / inputParameterId / outputParameterId / qualifierId

Output

output

Description

The output will be calculated using a simple table lookup with the input value. The output value will be calculated by interpolation or extrapolation in the lookup table. The type of

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Code Block

language	xml
title	config example lookupTableRow

<transformation id="simpleTableLookup">
	<lookup>
		<simple>
			<input>
				<variableId>H1</variableId>
			</input>
			<coefficientSet>
				<interpolationType>linear</interpolationType>
				<extrapolationType>extrapolate</extrapolationType>
				<inputUnit>m</inputUnit>
				<outputUnit>mm</outputUnit>
				<lookupTable>
					<lookupTableRow input="1.8" output="4000"/>
					<lookupTableRow input="2.0" output="6000"/>
					<lookupTableRow input="2.2" output="8000"/>
					<lookupTableRow input="2.4" output="10000"/>
					<lookupTableRow input="2.6" output="12000"/>
					<lookupTableRow input="2.8" output="14000"/>
					<lookupTableRow input="3.0" output="16000"/>
					<lookupTableRow input="3.2" output="18000"/>
					<lookupTableRow input="3.4" output="20000"/>
					<lookupTableRow input="3.6" output="22000"/>
				</lookupTable>
			</coefficientSet>
			<output>
				<variableId>H2</variableId>
			</output>
		</simple>
	</lookup>
</transformation>

Since 2017.02 it is possible to use LookupTables.xml from RegionConfig by referencing with locationId, inputParameterId & outputParameterId

Code Block

language	xml
title	config example lookup from LookupTables.xml in RegionConfig

<transformation id="simpleTableLookup">
	<lookup>
		<simple>
			<input>
				<variableId>H1</variableId>
			</input>
			<coefficientSet>
				<interpolationType>linear</interpolationType>
				<extrapolationType>extrapolate</extrapolationType>
				<lookupTable>
					<locationId>H-2002</locationId>
					<inputParameterId>H.m</inputParameterId>
					<outputParameterId>H.obs</outputParameterId>
				</lookupTable>
			</coefficientSet>
			<output>
				<variableId>H2</variableId>
			</output>
		</simple>
	</lookup>
</transformation>

Example LookupTables.xml from RegionConfig

Code Block

language	xml
title	Example LookupTables.xml from RegionConfig

<?xml version="1.0" encoding="UTF-8"?>
<Tables xmlns="http://www.wldelft.nl/fews/PI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:schemaLocation="http://www.wldelft.nl/fews/PI http://fews.wldelft.nl/schemas/version1.0/pi-schemas/pi_tables.xsd">
   <table>
      <header>
         <locationId>H-2002</locationId>
         <a parameterId="H.m" units="m"/>
         <b parameterId="H.obs" units="m"/>
         <startDate date="2012-01-01" time="00:00:00"/>
      </header>
      <table>
         <row a="99" b="122.566570633982"/>
         <row a="158" b="216.30059062327"/>
         <row a="160" b="218.698850750015"/>
         <row a="162" b="221.058958199806"/>
         <row a="164" b="223.381719470149"/>
         <row a="166" b="225.667911902593"/>
         <row a="168" b="227.91859175558"/>
         <row a="170" b="230.884412887021"/>
         <row a="172" b="233.920464645294"/>
         <row a="174" b="237.492498877315"/>
      </table>
   </table>
</Tables>

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Versions Compared

Old Version 8

New Version 9

Key

Output

Description