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Aug 2010 Semantic Mediawiki intro: Difference between revisions
Aug 2010 Semantic Mediawiki intro (view source)
Revision as of 11:23, 26 August 2010
, 26 August 2010→Semantic
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= Semantic = | = Semantic = | ||
Adding meaning through relationships. | * Computers are not very good at understanding human language | ||
* Adding meaning through relationships. | |||
* Triples - expressing relationships | * Triples - expressing relationships | ||
| Line 87: | Line 89: | ||
* David lives in Montreal. | * David lives in Montreal. | ||
** David: | ** David: subject | ||
** Lives in: predicate | ** Lives in: predicate | ||
** Montreal: object | ** Montreal: object | ||
** Subject, predicate, object have their own relationships. | |||
* Montreal is a city. | * Montreal is a city. | ||
* A city is a place. | * A city is a place. | ||
* | * Montreal is the English word for Montréal. | ||
** What are the names for the place where the St Lawrence and Ottawa rivers meet ? | |||
== Web of data == | == Web of data == | ||
| Line 111: | Line 117: | ||
** Properties - birth date, birth place, current location, height | ** Properties - birth date, birth place, current location, height | ||
** Inference | ** Inference | ||
*** If a person (class) | *** If a person (class) was born in Canada, they speak English or French | ||
**** Guessiness | |||
* Usefully and easily combine different data sources - data network effects | * Usefully and easily combine different data sources - data network effects | ||
** Recipe from one site, ingredients from another | ** Recipe from one site, ingredients from another | ||