Ontology creation, extraction, and maintenance
Upcoming SlideShare
Loading in...5
×
 

Ontology creation, extraction, and maintenance

on

  • 860 views

 

Statistics

Views

Total Views
860
Views on SlideShare
860
Embed Views
0

Actions

Likes
0
Downloads
15
Comments
0

0 Embeds 0

No embeds

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

CC Attribution-NonCommercial-ShareAlike LicenseCC Attribution-NonCommercial-ShareAlike LicenseCC Attribution-NonCommercial-ShareAlike License

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

    Ontology creation, extraction, and maintenance Ontology creation, extraction, and maintenance Presentation Transcript

    • Ontologies creation,extraction and maintenance Ontology creation, extraction, and 6th AOS Workshop maintenance Vial Real (Portugal) 26-27 July 2005 Food and AgricultureOrganization of the UN 6th AOS Workshop Library and Vial Real (Portugal) DocumentationSystems Division 26-27 July 2005 Discussion forum n.1 Chair: Anita Liang July 2005
    • The AOS/CS Workbench Ontologies creation,extraction and maintenance • Support and manage the multi-language terminology work of information 6th AOS Workshop management specialists in the Vial Real (Portugal) development, maintenance, and quality 26-27 July 2005 assurance of the AOS/CS Food and AgricultureOrganization of the UN Library and DocumentationSystems Division July 2005
    • The AOS/CS Workbench Ontologies creation,extraction and maintenance • Features – Text processing 6th AOS Workshop – Corpus Creation Vial Real (Portugal) – Corpus Analysis 26-27 July 2005 – Term/Relationship Management Food and AgricultureOrganization of – Quality Assurance the UN Library and Documentation – Versioning and DeploymentSystems Division July 2005
    • Concept Hierarchy Ontologies creation,extraction and maintenance text corpus 6th AOS .doc, .pdf, Workshop .xml, etc. Vial Real (Portugal) 26-27 July 2005 Food and AgricultureOrganization of the UN Library and DocumentationSystems Division AOS/CS Workbench concordance July 2005 pattern-matching multilingual
    • Tool features: Text Processing Capabilities Ontologies creation,extraction and maintenance • Multilingual • Font support for Chinese and Arabic at 6th AOS Workshop minimum, also Lao, Thai Vial Real (Portugal) 26-27 July • Other 2005 Food and – Entity extraction AgricultureOrganization of the UN – POS tagging – Parsing Library and DocumentationSystems Division July 2005
    • Tool Features: Corpus Creation and Maintenance Ontologies creation,extraction and maintenance • Spidering tools (http://www.manageability.org/blog/stuff/open- source-web-crawlers-java/view) 6th AOS Workshop • Document input and storage Vial Real (Portugal) – .doc, .pdf, .html, .xml 26-27 July 2005 • Text extraction (http://multivalent.sourceforge.net/) Food and AgricultureOrganization of • Domain-specific repositories the UN – specifiable: agriculture, chemistry Library and DocumentationSystems Division – combine and remove July 2005
    • Tool Features: Corpus Analysis Ontologies creation, • Text file managementextraction and maintenance – Add/delete files – Add/delete Directories – Add/delete URLs • Search: – Word (or part-word) or phrase; string, regular expression, tag search 6th AOS – Number of hits Workshop – Case (in)sensitive Vial Real • Display: (Portugal) – hide keyword option 26-27 July 2005 – toggle between a KWIC format and sentence mode Food and • Sorting Agriculture – 1L (First Left), 1R, 2L, 2R, as well as by search word and by text order;Organization of the UN – primary and secondary sorts (e.g., first right, then first left). Library and • Frequency information Documentation – display in alphabetical or frequency order of wordsSystems Division • Collocates – Search collocates of spans from 1L-1R to 4L-4R – Collocate highlighting • Output: The concordance results can be saved to a file and/or printed. July 2005 • Pattern-matching with pattern language • Other: pattern-matching using POS tags, parallel text concordancing
    • Tool Features: Automatic KOS Search Ontologies creation,extraction and maintenance • Specify online KOS URLs • Automatic suggested parent and placement 6th AOS Workshop within hierarchy Vial Real (Portugal) 26-27 July 2005 Food and AgricultureOrganization of the UN Library and DocumentationSystems Division July 2005
    • Tool Features: Term/Relationship Management Ontologies creation,extraction and maintenance • Modifications (AGROVOC Maintenance Tool) – term • add • delete 6th AOS • edit Workshop – relationship Vial Real (Portugal) • add 26-27 July • delete 2005 • edit Food and Agriculture • Machine learning (Annotation Tool)Organization of the UN – wordnet Library and – agrovoc itself DocumentationSystems Division – other thesauri • Batch/bulk modifications based on patterns and structure (rules-as-you-go) July 2005
    • AOS/CS Workbench Ontologies creation,extraction and maintenance 6th AOS Workshop Vial Real (Portugal) 26-27 July 2005 Food and AgricultureOrganization of the UN Library and DocumentationSystems Division July 2005
    • Tool Features: Versioning and deployment Ontologies creation,extraction and maintenance – CVS-type system to check out and check in changes 6th AOS – Administrator-level functionalities for publishing Workshop Vial Real versions (Portugal) 26-27 July 2005 – Language-level versioning Food and AgricultureOrganization of the UN Library and DocumentationSystems Division July 2005
    • Tool Features: Quality Assurance Ontologies creation,extraction and maintenance • Logging and reporting of user actions • Confirmation/verification of user actions 6th AOS Workshop Vial Real • User rights management (Portugal) 26-27 July 2005 • Ownership Food and AgricultureOrganization of the UN Library and DocumentationSystems Division July 2005
    • Technical Platform Details Ontologies creation,extraction and maintenance • Centralized relational database backend – local and remote databases? – is there need for (1) referential integrity, triggers, etc. or 6th AOS (2) can we get by with publishing and storage Workshop • (1): PostgreSQL Vial Real (Portugal) • (2): MySQL 26-27 July 2005 • Web-based GUI Food and Agriculture • Distributed client-server architectureOrganization of the UN • Java-based Library and Documentation • Scalability and performance for network – web servicesSystems Division July 2005
    • Workshops & Training Ontologies creation,extraction and maintenance • Promote the Workbench • Contact AGROVOC center of excellence 6th AOS Workshop Vial Real • Nominate AGROVOC managers (Portugal) 26-27 July 2005 • Organize workshop Food and Agriculture • Organize trainingOrganization of the UN Library and DocumentationSystems Division July 2005
    • Discussion points Ontologies creation,extraction and maintenance • Tools (workbench) • Modeling concept / term / string 6th AOS Workshop Vial Real • Concepts vs instances (Portugal) 26-27 July 2005 • Knowledge representation language (OWL, Food and Agriculture SKOS)Organization of the UN Library and • Update it’s a problem? DocumentationSystems Division July 2005