FOAF (an acronym of friend of a friend) is a machine-readable ontology describing persons, their activities and their relations to other people and objects. Anyone can use FOAF to describe themselves. FOAF allows groups of people to describe social networks without the need for a centralised database. FOAF is a descriptive vocabulary expressed using the Resource Description Framework (RDF) a… Web郝嘉树. . Web2.0环境下的自规范及其对个人名称规范维护工作的启示. 郝嘉树. 我国名称规范维护工作存在着困扰，基于其产生的原因，通过研究自规范相关应用ORCID、FOAF和Wikipedia得到启发：或许可以基于自规范改进个人名称规范维护模式、利用开放语义资源丰富个人名称规范数据并拓展名称规范 ...
About: FOAF - DBpedia
Webfoaf:knows (foaf Friend Of A Friend) A person known by this person (indicating some level of reciprocated interaction between the parties). (en) WebJun 2, 2024 · In the last two lines, you can see how a literal and blank node would be depicted in an RDF graph. The variable foaf:age is a literal node with the integer value of 23, while foaf:based_near is an anonymous spatial entity with a node identifier of underscore. Outside the context of this graph, o1 is a data identifier with no meaning. … cheap smart trainer
WebID 1.0 - W3
WebTo indicate that a person A "knows" person B where some level of reciprocated interaction between the parties is implied, we use foaf:knows. Since foaf:knows is a broader concept than h:relation, foaf:knows is not a sub-attribute of h:relation. Thus if we had the statement "A h:relation B" then we might later add a second statement "A foaf ... Webdistinct( ex:JaneDoe, foaf:knows, ?person ) The joinType := join argument indicates that this is a normal join (other types include optional joins, existence check joins, and so on).. The distinct := true argument says that you extract only distinct matches from the database (no duplicates), and you bind the distinct matches to the variable joinProjectionVars := … WebJan 1, 2007 · myfoaf:likes rdfs:subPropertyOf foaf:knows. 8 In the current implementation, the priorities are implicitly given through a simple sequence of sources which is … cheap smart toilet