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openedu.ifmo.ruDmitry Mouromtsev
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Viewing Course Structure
Elements of course ontology
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Viewing a List of Lectures
All data are retrieved using SPARQL
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Lectures Are Accompanied By Videos With Tags
Smart tags are embedded in video lectures
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Knowledge Tests For Students
Tests are semantically linked with keywords of lectures
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List of Literature Sources
Tutorials are represented in BIBO format
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Terms With External Sources of Information
Keywords are linked to DBpedia
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Ontology Visualization of Training Course
Interactive graph represents SPARQL queries
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Feedback Tool
An instrument for communication between students and lecturers
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Knowledge Base of Course Ontologies
Build on Information Workbench
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Viewing Information About Course (html)
Wiki-view of course ontology
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Viewing Information About Course (table)
Ontology editor
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Viewing Information About Terms (html)
Data associated with a keyword
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List of References
Books dataset (BIBO) collected from heterogeneous sources
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SPARQL endpoint
API of the system
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Automated errors detection
select distinct ?x ?p ?q where { ?x ?p ?q . FILTER NOT EXISTS { ?q rdf:type ?type . } . FILTER(isURI(?q)) . {?x rdf:type learningRu:Term} UNION {?x rdf:type learningRu:Lecture} UNION {?x rdf:type learningRu:Module} UNION {?x rdf:type learningRu:Cource} . FILTER ( ?p != rdf:type) }