[Discover] What is an Ontology? http://www-ksl.stanford.edu/kst/what-is-an-ontology.html (ontology 온톨로지 read ai)
 [Discover] Shirky: Ontology is Overrated -- Categories, Links, and Tags http://www.shirky.com/writings/ontology_overrated.html (ontology semanticweb search tagging)
 [Discover] What is an ontology and why we need it http://protege.stanford.edu/publications/ontology_development/ontology101-noy-mcguinness.html (semantic ontologies semanticweb owl)
 [Discover] 온톨로지(ontology) http://lamentum.egloos.com/632565 (ontology 온톨로지)
 [Discover] W3C Semantic Web Activity http://www.w3.org/2001/sw/ (semanticweb xml rdf metadata)
 [Discover] The Protégé Ontology Editor and Knowledge Acquisition System http://protege.stanford.edu/ (ontology owl editor opensource)
 [Discover] The Suggested Upper Merged Ontology (SUMO) - Ontology Portal http://www.ontologyportal.org/ (ontology semanticweb sumo taxonomy)
 [Discover] W3C Web Ontology (WebOnt) Working Group (OWL) (Closed) http://www.w3.org/2001/sw/WebOnt/ (ontologies semanticweb owl ontology)
 [Discover] Swoogle Semantic Web Search Engine http://swoogle.umbc.edu/index.php?option=com_swoogle_publication&Itemid=11 (ontologies ontology semanticweb swoogle)
 [Discover] OWL Web Ontology Language Overview http://www.w3.org/TR/owl-features/ (owl ontologies semanticweb ontology)
 [Discover] OWL Web Ontology Language Guide http://www.w3.org/TR/owl-guide/ (owl ontology semanticweb standard)
 [Discover] Metadata? Thesauri? Taxonomies? Topic Maps! http://www.ontopia.net/topicmaps/materials/tm-vs-thesauri.html (topicmaps ontology semanticweb metadata)
 [Discover] Web Ontology Language - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Web_Ontology_Language (wikipedia semanticweb ontology ontologies)
 [Discover] Ontology (information science) - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Ontology_(computer_science) (ontology taxonomy wikipedia research)
 [Discover] OWL Web Ontology Language Reference http://www.w3.org/TR/owl-ref/ (semanticweb owl ontologies xml)
 [Discover] [테마특강]온톨로지에 대한 새로운 접근 - 전자신문 : 전자신문 http://www.etnews.co.kr/news/detail.html?id=200306230148 (ontology 유비쿼터스 컴퓨팅 온톨로지)
 [Discover] AI3:::Adaptive Information " Mike Bergman on the semantic Web and structured Web http://www.mkbergman.com/ (semantic ontology rdf xml)
 [Discover] The Open Biomedical Ontologies http://www.obofoundry.org/ (ontology medical semanticweb research)
 [Discover] Gene Ontology http://www.geneontology.org/ (ontology bioinformatics geneontology genetics)
 [Discover] Tom Gruber http://tomgruber.org/ (ontology people ai)
 [Discover] Knoodl http://www.knoodl.com/ (ontology semanticweb owl wiki)
 [Discover] Named entity recognition - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Named_Entity_Recognition (ontology taxonomy linguistics)
 [Discover] About the UMLS Medical Resources http://www.nlm.nih.gov/research/umls/about_umls.html (ontology)
 [Discover] Supporting Systematic Ontology Creation and Reuse with OntoGuide / Linair Maria Campos http://www.sofg.org/meetings/sofg2004/Campos.pdf (ranganathan ontoguide categories ontologies)
 [Discover] Wondertools Internet Site http://hcs.science.uva.nl/wondertools/html/paper.htm (ontology tools taxonomy)
 [Discover] http://www.opengalen.org/background/background0.html http://www.opengalen.org/background/background0.html (ontology irsessay medicine)
 [Discover] LHNCBC: Medical Ontology Research http://lhncbc.nlm.nih.gov/lhc/servlet/Turbine/template/research,langproc,MedicalOntology.vm (ontology irsessay medicine)
 [Discover] Gellish English - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Gellish_English (ontology taxonomy semantic)
 [Discover] The CIDOC CRM http://cidoc.ics.forth.gr/ (crm ontologies semanticweb metadata)
 [Discover] OWL-S: Semantic Markup for Web Services http://www.w3.org/Submission/OWL-S/ (ontology xml semantic webservices)
 [Discover] CostelloQuickIntroOwl.pdf (application/pdf Object) http://www.iro.umontreal.ca/~lapalme/ift6281/OWL/CostelloQuickIntroOwl.pdf (ontology tutorial intro owl)
 [Discover] OWL-S repository http://www.di.unipi.it/~corfini/owls/owls.html (ontology)
 [Discover] http://www.metaintegration.net/ http://www.metaintegration.net/ (ontology tool metadata datawarehouse)
 [Discover] SourceForge.net: gellish " home http://gellish.wiki.sourceforge.net/ (ontology dictionary rdf)
 [Discover] Expressing Dublin Core in HTML/XHTML meta and link elements http://dublincore.org/documents/dcq-html/ (ontology xhtml semanticweb metadata)
 [Discover] Welcome to the OIL-Page http://www.ontoknowledge.org/oil/ (ontology metadata rdf oil)
 [Discover] Nepomuk http://dev.nepomuk.semanticdesktop.org/ (ontology semanticweb social development)
 [Discover] LKIF-Core Ontology: A Commonsense-based Legal Ontology http://www.estrellaproject.org/lkif-core/ (law ontology semanticweb legal)
 [Discover] OPENAPI - SemanticWeb http://cscola.kaist.ac.kr/wiki/index.php/OPENAPI (openapi coreontology kaist ontology)
 [Discover] SchemaWeb - RDF Schemas Directory http://www.schemaweb.info/default.aspx (semanticweb ontology metadata xml)
 [Discover] Aula digital http://www.hipertext.net/modulo0n/aula3.asp (ontology mdd owl language)
 [Discover] Kepler: Kepler Project http://kepler-project.org/ (collaboration ontology data workflow)
 [Discover] W3C Geospatial Ontologies http://www.w3.org/2005/Incubator/geo/XGR-geo-ont-20071023/ (ontology gis semanticweb geospatial)