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Upper-Ontologies a closer look Fausto Giunchiglia and Mattia - PowerPoint PPT Presentation

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Upper-Ontologies a closer look Fausto Giunchiglia and Mattia Fumagallli University of Trento Outline Why not start from scratch? Build your ontology faster Build a better ontology Enhanced Clarity Improved accuracy Reduced complexity What

  1. Upper-Ontologies a closer look Fausto Giunchiglia and Mattia Fumagallli University of Trento

  2. Outline

  3. Why not start from scratch?

  4. Build your ontology faster

  5. Build a better ontology

  6. Enhanced Clarity

  7. Improved accuracy

  8. Reduced complexity

  9. What to look for in a Upper Ontology

  10. Ontological Commitment

  11. Tradeoffs: Academic vs. Industry

  12. Available Resources

  13. Linguistic resources

  14. WordNet (see next class)

  15. Domain Specific Narrow Scope Ontologies

  16. Dublin core

  17. Good relations

  18. Broadly Reusable Ontologies

  19. Upper ontologies

  20. Cyc and OpenCyc

  21. Cyc and OpenCyc

  22. Cyc: Industrial Relevance

  23. UMBEL

  24. SUMO

  25. Sumo

  26. SUMO: Industrial relevance

  27. DBPedia/Yago

  28. DBPedia

  29. DBPedia: Industrial Relevance

  30. DBPedia: Industrial Relevance

  31. Schema.org

  32. Schema.org

  33. Schema.org: Focus on Usability

  34. Schema.org: Community Effeort

  35. Schema.org: Recent Work

  36. Schema.org: Lesson learned

  37. Schema.org: Process

  38. Schema.org: Versioning

  39. Schema.org vs Google Knowledge Graph?

  40. Schema.org is an Upper Ontology

  41. DOLCE

  42. DOLCE: Fundamentals

  43. DOLCE: Core Restriction

  44. DOLCE

  45. BFO (Basic Formal Ontology)

  46. Roots and History of BFO

  47. Principal features of BFO

  48. BFO and DOLCE share common philosophical roots

  49. BFO: TOP Level Class Hierarchy

  50. Users of BFO (Consortia)

  51. BFO (Summary)

  52. What kind of top-level ontology?

  53. Expressivity and Inference

  54. Understandability

  55. Understandability

  56. Question for Discussion

  57. Acknowledgments These slides have been inspired by (or reuse) (possibly adapted) content included in the following material: “Upper Ontologies a brief tour of what is available by Michael Uschold (www.semanticarts.com)”

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