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arXiv 2103.10101cs.SE
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多利益相关者自适应系统效用函数的定义

Defining Utility Functions for Multi-Stakeholder Self-Adaptive Systems

Rebekka Wohlrab, David Garlan

摘要:

[背景和动机:]对于现实的自适应系统,需要考虑多个质量属性,并相互权衡。这些质量属性通常被编码在效用函数中,例如,相关目标的加权和。自适应系统需求工程的研究议程提出了对决策技术的需求,这些技术考虑了多个目标的权衡和优先级。人类利益攸关方需要参与决策过程,以便正确地得出每个目标的相对重要性。[主要思想/结果:]本研究预览论文提出了一种方法,该方法支持多个利益相关者优先考虑相关质量属性,协商优先级以达成协议,并提供输入以定义自适应系统的效用函数。[贡献:]所提出的方法构成了效用函数定义的轻量级解决方案。旨在开发满足利益攸关方要求的自适应系统的从业人员和研究人员可以应用该方法。我们提出了我们的计划,研究我们的方法使用案例研究的应用程序的细节。

英文摘要:

[Context and motivation:] For realistic self-adaptive systems, multiple quality attributes need to be considered and traded off against each other. These quality attributes are commonly encoded in a utility function, for instance, a weighted sum of relevant objectives. [Question/problem:] The research agenda for requirements engineering for self-adaptive systems has raised the need for decision-making techniques that consider the trade-offs and priorities of multiple objectives. Human stakeholders need to be engaged in the decision-making process so that the relative importance of each objective can be correctly elicited. [Principal ideas/results:] This research preview paper presents a method that supports multiple stakeholders in prioritizing relevant quality attributes, negotiating priorities to reach an agreement, and giving input to define utility functions for self-adaptive systems. [Contribution:] The proposed method constitutes a lightweight solution for utility function definition. It can be applied by practitioners and researchers who aim to develop self-adaptive systems that meet stakeholders' requirements. We present details of our plan to study the application of our method using a case study.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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