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Category: Symbol

Node

This definition is included here in relation to link and interaction. First the etymology:

Early 15c., “a knot or lump,” from Latin nodus “knot” (see net (n.)). Originally borrowed c. 1400 in Latin form, meaning “lump in the flesh.”
Meaning “point of intersection” (originally of planetary orbits with the ecliptic) first recorded 1660s.
http://www.etymonline.com/index.php?term=node&allowed_in_frame=0

From computer science: A node is a basic unit used in computer science. Nodes are devices or data points on a larger network.
https://en.wikipedia.org/wiki/Node_(computer_science)

 

 

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URI / URL

A Uniform Resource Name (URN) can be compared to a person’s name, while a Uniform Resource Locator (URL) can be compared to their street address. In other words, a URN identifies an item and a URL provides a method for finding it.

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Semantic Triple

A semantic triple, or simply triple, is the atomic data entity in the Resource Description Framework (RDF) data model.

As its name indicates, a triple is a set of three entities that codifies a statement about semantic data in the form of subject–predicate–object expressions

(e.g. “Bob is 35”, or “Bob knows John”).

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