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Line 4: ==Principles== Goals are objectives which a system should achieve through cooperation of actors in the intended software and in the environment.<ref>L. Liu and E. Yu, “Designing information systems in social context: a goal and scenario modelling approach”, 2003 Elsevier Ltd. http://www.cs.toronto.edu/~liu/publications/ISj03.pdf</ref> Goal modeling is especially useful in the early phases of a project. Projects may consider how the intended system meets organizational goals (see also <ref>{{cite journal\|last=Ellis-Braithwaite\|first=~~Richard~~R.\|coauthors=R. Lock, R. Dawson, B. Haque\|title=Towards an Approach for Analysing the Strategic Alignment of Software Requirements using Quantified Goal Graphs\|journal=International Journal on Advances in Software\|year=2013\|volume=6\|pages=119-130\|url=http://arxiv.org/pdf/1307.2580v1}}</ref>), why the system is needed and how the stakeholders’ interests may be addressed.<ref>E. Yu, “Towards Modelling and Reasoning Support for Early-Phase Requirements Engineering”, 1997 IEEE</ref> A goal model:

Goal modeling: Difference between revisions