16.4 Establishing Requirements
The following sections describe how requirements are elicited and elaborated sufficiently to drive the design of the distiller system.
16.4.1 Characterizing Stakeholder Needs
The requirements for the distiller system need to be captured and traced in the system model. Section 16.1 provides a set of mission statements that provide a basis for more specific mission requirements. These mission requirements are used to derive effectiveness measures, and then through analysis lead to a comprehensive set of system requirements for the distiller specification. Figure 16.2 shows the package structure that accommodates these kinds of requirements. Figure 16.3 shows a table of requirements from the original mission statement. ...
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