@prefix omtd: <http://w3id.org/meta-share/omtd-share/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix dc11: <http://purl.org/dc/elements/1.1/> .

omtd:FeatureExtraction
  a owl:NamedIndividual, omtd:Operation, skos:Concept ;
  skos:narrower omtd:FrequencyCount ;
  rdfs:label "Feature extraction"@en ;
  skos:broader omtd:SupportOperation ;
  rdfs:comment "Feature extraction consists in transforming arbitrary data, such as text or images, into numerical features usable for machine learning"@en ;
  dc11:source <http://scikit-learn.org/stable/modules/feature_extraction.html> ;
  skos:prefLabel "Feature extraction"@en ;
  skos:inScheme omtd:OperationScheme .

omtd:SupportOperation
  rdfs:label "Support operation"@en ;
  skos:prefLabel "Support operation"@en ;
  a owl:NamedIndividual, omtd:Operation, skos:Concept ;
  skos:narrower omtd:FeatureExtraction .

skos:Concept a owl:Class .
omtd:FrequencyCount
  rdfs:label "Frequency count"@en ;
  skos:prefLabel "Frequency count"@en ;
  a owl:NamedIndividual, omtd:Operation, skos:Concept ;
  skos:broader omtd:FeatureExtraction .

owl:NamedIndividual
  rdfs:label "Named individual"@en ;
  a owl:Class .

omtd:Operation
  rdfs:label "Operation"@en ;
  a owl:Class .

omtd:SupportOperationCollection
  a owl:NamedIndividual, omtd:Operation, skos:Collection ;
  skos:prefLabel "Support operation Collection"@en ;
  skos:member omtd:FeatureExtraction .

omtd:OperationScheme
  rdfs:label "Operation Taxonomy"@en ;
  skos:prefLabel "Operation Taxonomy"@en ;
  a owl:NamedIndividual, skos:ConceptScheme .