1. Ontology Library Systems: The key to successful Ontology Re-use Ying Ding & Dieter Fensel Supported by OnToKnowledge

2. 6/3/2015 INTERNET WAREHOUSE vs. LIBRARY

3. 6/3/2015 NEEDED HOOKS to PRECISE information HOOKS to PRECISE information TOOLS and AIDS TOOLS and AIDS CORE Ontology Library CORE Ontology Library

4. 6/3/2015 ONTOLOGY CREATION CREATION COPY COPY RE-USE RE-USE Multiple-format Interfaces Multiple-format Interfaces

5. 6/3/2015 OUTLINE Evaluation Criteria Evaluation Criteria Comparison of Systems Comparison of Systems Unique features of the 8 systems Unique features of the 8 systems Conclusions Conclusions My Assessment My Assessment

6. 6/3/2015 Survey Evaluation Criteria

7. 6/3/2015

8. Upper-level Ontology

9. 6/3/2015 Ontolingua – top-level organization

10. 6/3/2015 Sample Lattice of Ontologies

11. 6/3/2015 DAML Ontology Library System (pre-OWL)

12. 6/3/2015 SHOE

13. Ontology Server

14. 6/3/2015 IEEE SUO (standard upper ontology)

15. 6/3/2015 OntoServer

16. ONIONS (Ontological Integration of Naïve Sources)

17. 6/3/2015

18. CONCLUSIONS: WHAT IS NEEDED STORAGE Client/server AND web architecture Client/server AND web architecture CLASSIFY multiple-access points CLASSIFY multiple-access points SUBJECT (Open Directory Category) SUBJECT (Open Directory Category) Indexed RELATIONS with superset/subset Indexed RELATIONS with superset/subset Lattice structure (Ontolingua) relation and relevance Lattice structure (Ontolingua) relation and relevance Upper-level ontology (ONIONS) Upper-level ontology (ONIONS) CORE & Peripheral Library using DIMENSIONS (task/method & domain dependencies) CORE & Peripheral Library using DIMENSIONS (task/method & domain dependencies)

19. 6/3/2015 CONCLUSIONS - STORAGE SUPPORT FEATURES SUPPORT FEATURES Design process Design process Taxonomy Taxonomy Axioms Axioms Inference Mechanism Inference Mechanism Application Application Contributions Contributions General General

20. 6/3/2015 CONCLUSION - STORAGE COMPONENTS COMPONENTS Domain partitioning Domain partitioning Alternative domain views Alternative domain views Abstract / Detailed views Abstract / Detailed views Primary / Secondary ontological views Primary / Secondary ontological views Terminological information Terminological information Knowledge-modeling views Knowledge-modeling views

21. 6/3/2015 CONCLUSIONS - STORAGE Modular organization Modular organization Naming policies and standards Naming policies and standards Disjointed partitioning of classes Disjointed partitioning of classes Consistency checks Consistency checks Unique identification – URL, ID, name Unique identification – URL, ID, name Version control (SHOE) Version control (SHOE)

22. 6/3/2015 CONCLUSIONS - ADAPTATION Visualized browsing Visualized browsing Hyperlinks and/or cross-references Hyperlinks and/or cross-references Searching and Editing Searching and Editing Collaborative editing Collaborative editing Simple REASONING function Simple REASONING function Facilitate ontology creation Facilitate ontology creation Support ontology mapping and integration Support ontology mapping and integration

23. 6/3/2015 CONCLUSIONS - STANDARDIZATION LANGUAGE LANGUAGE Common vocabulary Common vocabulary Faceted taxonomy Faceted taxonomy Controlled Domain vocabularies Controlled Domain vocabularies  Synonym-matching  Sibling analysis  Disjoint partition checking  Mapping between multiple controlled vocabularies from different domains

24. 6/3/2015 CONCLUSIONS - STANDARDIZATION UPPER-LEVEL ONTOLOGY UPPER-LEVEL ONTOLOGY Better top-level organization Better top-level organization  Ontolingua  IEEE SUO

25. 6/3/2015 CONCLUSIONS - OTHERS Ontology SCALABILITY Ontology SCALABILITY MAINTENANCE facilities MAINTENANCE facilities Consistency checking Consistency checking Diagnositc testing Diagnositc testing Support for multiple-system interfaces Support for multiple-system interfaces Explicit DOCUMENTATION Explicit DOCUMENTATION

26. 6/3/2015 MY ASSESSMENT Good, straightforward survey Good, straightforward survey PAPER PURPOSE - to present their conclusions PAPER PURPOSE - to present their conclusions ADDITIONAL CONCLUSIONS ADDITIONAL CONCLUSIONS Good editors for all views of an ontology Good editors for all views of an ontology Well-developed language component (WordNET+) Well-developed language component (WordNET+) COMPONENT BUILDING BLOCKS – better definition of the smallest ontological piece for re-use COMPONENT BUILDING BLOCKS – better definition of the smallest ontological piece for re-use DEPTH-FIRST development (law or medicine) DEPTH-FIRST development (law or medicine)