ODPaare

ODPaare is a term that appears mainly in German-language technical writings and glossaries, but it does not have a single, universally accepted definition. In general, ODPaar is used to refer to a pair of related data elements treated as a unit for analysis, processing, or representation. The acronym is not standardized, and expansions such as Ordnungsdatenpaare (ordered data pairs) or Open Data Paare are encountered in different sources.

In statistical and computer-science contexts, ODPaar often denotes an ordered pair (a, b) where the order matters. This contrasts with unordered pairs where (a, b) is equivalent to (b, a). In graph theory or dataflow descriptions, an ODPaar can be used to denote a directed relation from a to b, i.e., an edge.

Because of its lack of standardization, the precise interpretation of ODPaar depends on the domain and the author. When encountering the term, readers should look for the local definition in the text or accompanying methodology.

Example: In a dataset of user actions, a sequence of actions could be represented as ODPaars such as (login, view_profile) and (view_profile, logout), emphasizing the order of events.

See also: ordered pair, data pair, graph edge, open data.