1. A Multiple Ontology, Concept-Based, Context-Sensitive Search and Retrieval Robert Moskovitch and Prof. Yuval Shahar Medical Informatics Research Center Ben Gurion University, Israel

10. Search Type Not relevant . No query . An element that doesn’t have content or its content is irrelevant for search . Unsearchable Boolean Requested concepts using conjunction, disjunction operators between indices . An element represents the conceptual classification of the guideline Semantic Index Metric An integer constraint using operators such as ‘>’ or ‘>=’ etc .. An element that its content represents an integer value . Integer Metric A date constraint using operators such as ‘>’ or ‘>=’ etc . An element that its content represents a calendar date . Date Boolean Requested string values with conjunction, disjunction relations . An element containing one or more fixed string values . Text Multiple Value Boolean Requested string values with disjunction being the only possible relation . An element that may contain only a single fixed string value . Text Value Metric Keywords with disjunction or conjunction logic operator . An element containing a free text content . Free Text Relevance measure Querying Options Description Search Type

11. Search Scope Search both that element and its descendents . Children-Included No search at that element, search only its descendents . Only-Children Search the element without descendents Search-Self No search at that element nor at its descendents - elements that don’t contain any content, and their descendents' contents aren’t relevant to them . None Description Search Scope

12. Query Interface

13. Results Interface

19. Results – Contextual search

20. Context Sensitive in addition to Full Text search

21. Results – Concept based search in addition to three contexts

22. Results – Concept based search in addition to full-text search

23. Results – Concept based search in addition to single context

25. Questions ? [email_address]