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Model

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A Model is created by applying an Algorithm with specific parameters on a training Dataset.

Overview  Model

 

  • Model URI is defined by dc:identifier
  • Model Name is defined by dc:title
  • Model creator might be defined by dc:creator
  • The date of Model creation is defined by dc:date
  • The Algorithm is defined by ot:algorithm
  • The independent variables are Features and are defined by ot:independentVariables (can be multiple)
  • The dependent variables are Features and are defined by ot:dependentVariables (can be multiple)
  • The variables, where prediction results will be stored, are Features and are defined by ot:predictedVariables (can be multiple)
  • Parameters are defined by ot:parameters
  • The training Dataset is defined by ot:trainingDataset
  • Example Model
    <ot:Model rdf:ID="DemoModel">
        <dc:creator rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
            >The model creator (perhaps a link to User resource)</dc:creator>
        <dc:date rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
            >The date of model creation</dc:date>
        <dc:format rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
            >The native format of the model content (e.g. PMML, Weka model, etc.)</dc:format>
        <dc:identifier rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
            >http://myservice/model/modelid</dc:identifier>
        <dc:title rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Model name</dc:title>
        <ot:algorithm rdf:resource="#WekaJ48"/>
        <ot:dependentVariables rdf:resource="#MultiCellCall"/>
        <ot:independentVariables rdf:resource="#XLogPDescriptor"/>
        <ot:parameters>
            <rdf:Description>
                <rdf:type rdf:resource="http://www.opentox.org/api/1.1#Parameter"/>
                <ot:paramValue rdf:datatype="http://www.w3.org/2001/XMLSchema#string">-M 10</ot:paramValue>
                <ot:paramScope rdf:datatype="http://www.w3.org/2001/XMLSchema#string">optional</ot:paramScope>
                <dc:title rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
                    >Max number of instances in a node</dc:title>
            </rdf:Description>
        </ot:parameters>
        <ot:parameters>
            <rdf:Description>
                <rdf:type rdf:resource="http://www.opentox.org/api/1.1#Parameter"/>
                <ot:paramValue rdf:datatype="http://www.w3.org/2001/XMLSchema#string">-P</ot:paramValue>
                <ot:paramScope rdf:datatype="http://www.w3.org/2001/XMLSchema#string">mandatory</ot:paramScope>
                <dc:title rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Pruning</dc:title>
            </rdf:Description>
        </ot:parameters>
        <ot:predictedVariables rdf:resource="#MultiCellCallPredicted"/>
        <ot:trainingDataset rdf:resource="#DSSToxCPDBAS"/>
    </ot:Model>

 

 

 

Document Actions

Correction in the top bullet points

Posted by Surajit Ray at Dec 12, 2009 06:08 AM
The independent variables are Features and are defined by ot:dependentVariables (can be multiple)

should be

The dependent variables are Features and are defined by ot:dependentVariables (can be multiple)