정보공학과 김 상 영
Post on 13-Jan-2016
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정보공학과 김 상 영
1. Introduction
2. Visual Representation of Semantic Content
3. Collaborative Authoring
4. Enabling Social Collaboration
5. Semantic Search
6. Implementation and Status
Wiki system + Semantic Web
◦ SHAWN: Structure Helps a Wiki Navigate
◦ WikSAR: Semantic Authoring and Retrieval within a Wiki
◦ SemperWiki: A Semantic Personal Wiki
◦ …
◦ OntoWiki
OntoWiki Strategies
◦ Intuitive display and editing
◦ Semantic views
◦ Versioning and Evolution
◦ Semantic search
◦ Community support
◦ Online statistics
◦ Semantic syndication
• List views: allow to view a selection of several instances in a combined view.
• Individual views: combine all the properties attached to a particular instance.
Different Views on Instance Data• Map View• Calendar View
1. Inline Editing 2. Concept Identification and Reuse
3. Editing Widgets
◦ Provided Widgets (prototypical OntoWiki) Statements: allows editing of subject, predicate, and object Nodes: edit literals or resources Resources: select and search from/for existing resources Literals: literal data in conjunction with a data type or a language identifier Widgets for specific literal data types: e.g. dates, HTML fragments File widget: allows uploading of files to the OntoWiki system
4. View Editing
◦ Types of editable views: Metadata, Instances, Views
Social collaboration within OntoWiki
◦ Change tracking: All changes applied to a knowledge base are tracked.
◦ Commenting: All statements may be annotated, commented, and their usefulness can be rated.
◦ Rating: Instances of the class can be rated according to special categories.
◦ Popularity: All accesses are logged thus allowing to arrange views on the content based on popularity.
◦ Activity/Provenance: This system keeps record of what was contributed by whom. (addition of instance data, commenting, …)
1. Facet-Based Browsing
Reference: http://3ba.se/resource/view/swrc%3AConference
2. Semantically Enhanced Full-Text Search
OntoWiki: an alternative user interface to the schema editor integrated in Powl (*Powl: platform for Semantic Web application development realized in a 3-tier architecture)
OntoWiki is..
◦ Implemented in the Scripting language PHP To be easily deployed on most Web hosting environment
◦ Available as open-source software from SourceForge
◦ Available at http://3ba.se
◦ Extended and adopted within a variety of R&D projects
Thank You!
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