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A reference model—in systems, enterprise, and software engineering—is an abstract framework or domain-specific ontology consisting of an interlinked set of clearly defined concepts produced by an expert or body of experts to encourage clear communication. A reference model can represent the component parts of any consistent idea, from ...
Consequently, the ER model becomes an abstract data model, [1] that defines a data or information structure that can be implemented in a database, typically a relational database. Entity–relationship modeling was developed for database and design by Peter Chen and published in a 1976 paper, [ 2 ] with variants of the idea existing previously ...
Elaboration likelihood model is a general theory of attitude change.According to the theory's developers Richard E. Petty and John T. Cacioppo, they intended to provide a general "framework for organizing, categorizing, and understanding the basic processes underlying the effectiveness of persuasive communications".
The NFL regular season is over, and NFL draft season has begun for more than half of the league's teams. For 18 teams, the conclusion of the 2024 NFL regular season means the start of a long ...
The general linear model or general multivariate regression model is a compact way of simultaneously writing several multiple linear regression models. In that sense it is not a separate statistical linear model. The various multiple linear regression models may be compactly written as [1]
U.S. passenger railroad Amtrak said on Tuesday ridership topped 2019 pre-COVID levels for the first time in 2024 and reached a record high even with less capacity. Amtrak reported an adjusted ...
The Tennessee Titans interviewed four more candidates Saturday in their search for a new general manager. Tennessee virtually interviewed Colts assistant general manager Ed Dodds, Seattle senior ...
From January 2008 to May 2011, if you bought shares in companies when William J. Johnson joined the board, and sold them when he left, you would have a -47.9 percent return on your investment, compared to a -8.2 percent return from the S&P 500.