26. Things with relationships to other things Thing Thing Relationship Subject Predicate (verb) Object DLF Forum, Nov. 2, 2011
27. object can be URI or "string" URI is a thing some examples: book -- has author – [lcname#] book -- has author -- "John Doe" Subject and Predicate Must be URIs DLF Forum, Nov. 2, 2011
31. DLF Forum, Nov. 2, 2011 http://milicicvuk.com/blog/2011/10/04/the-web-is-just-a-bunch-of-trees-plus-shorcuts/ “ Graph Thinking” Graph relationships are different than tree relationships …
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36. Hierarchy (top-down organization) A Military Assets Dogs ≠ B Pets Dogs DLF Forum, Nov. 2, 2011 A B Military assets Pets Guns Dogs Cats Dogs
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38. Bottom-up organization “ Dogs” has meaning on its own, and can be used in multiple contexts. DLF Forum, Nov. 2, 2011 Dogs Military assets Pets
No absolutes with metadata – all relative to what you need to do with your data. Can be very different for different applications.
Data facilitates information gathering. It can highlight information, as in the use of facets, or topic maps. These are connections that cannot be done manually in a reasonable amount of time, and therefore are connections that users do not see without the help of machines.
It is the opposite of the closed world assumption, which holds that any statement that is not known to be true is false.