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A Robust Approach to Aligning Heterogeneous Lexical Resources MultiJEDI ERC 259234 Lexical Resource Lexical Resource Lexical Resource Why combine resources? e.g., named entities, new senses dozens of new languages

  1. A Robust Approach to Aligning Heterogeneous Lexical Resources MultiJEDI ERC 259234

  2. Lexical Resource

  3. Lexical Resource

  4. Lexical Resource

  5. Why combine resources?   e.g., named entities, new senses    dozens of new languages   e.g., Hypernymy, meronymy, etc.

  6. Why combine resources?

  7. Difficulty of resource alignment

  8. How resource alignment works? •

  9. How resource alignment works? • •

  10. How resource alignment works?

  11. Denfinitional similarity

  12. Denfinitional similarity • • • • plant -- Buildings for carrying on industrial labor. plant -- The necessary infrastructure used in support and maintenance of a given facility.

  13. Contributions

  14. Our approach: SemAlign

  15. Our approach: SemAlign

  16. Our approach: SemAlign

  17. SemAlign: structural similarity

  18. SemAlign: core

  19. Semantic Signature of a concept Personalized PageRank

  20. Semantic Signature of a concept Personalized PageRank

  21. SemAlign

  22. SemAlign

  23. SemAlign: signature unification

  24. SemAlign: signature unification

  25. SemAlign: signature unification

  26. SemAlign: signature unification

  27. Semantic Signature Comparison

  28. Semantic Signature Comparison Weighted Overlap (Pilehvar et al., ACL 2013)

  29. SemAlign: score combination

  30. Ontologization of lexical resources

  31. Ontologization of lexical resources

  32. Ontologization of lexical resources

  33. Ontologization of lexical resources

  34. Ontologization of lexical resources

  35. Ontologization of lexical resources

  36. Ontologization of lexical resources

  37. Ontologization of lexical resources

  38. Ontologization of lexical resources

  39. Ontologization of lexical resources

  40. Ontologization of lexical resources

  41. Ontologization of lexical resources

  42. Ontologization of lexical resources

  43. Ontologization of lexical resources

  44. Ontologization of lexical resources

  45. Ontologization : similarity-based disambiguation

  46. Ontologization : similarity-based disambiguation

  47. Ontologization : similarity-based disambiguation

  48. Ontologization : similarity-based disambiguation

  49. Ontologization : similarity-based disambiguation

  50. Ontologization: evaluation

  51. Alignment Experiments: Datasets (Matuschek & Gurevych, TACL 2013)

  52. Alignment Experiments: System configurations 𝜸 𝜸 𝜸

  53. Alignment Experiments: System configurations 𝜾

  54. Alignment Experiments: System configurations 𝜸 𝜾

  55. Alignment Experiments: System configurations 𝜸 𝜾

  56. Alignment Experiments: System configurations 𝜸 𝜾

  57. Comparison system

  58. Alignment Experiments

  59. Alignment Experiments

  60. SemAlign: structural similarity

  61. Alignment Experiments

  62. Conclusions • – – • • –

  63. Future directions • • •

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