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2018 13th Annual Conference on System of Systems Engineering (SoSE)最新文献

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Predictive Thermal Comfort Control for Cyber-Physical Home Systems 网络物理家庭系统的预测热舒适控制
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428734
Ooi Sian En, Yoshiki Makino, Yuto Lim, Yasuo Tan
With the emergence of Internet of Things (IoT) and smart homes, the demand for energy efficient thermal comfort has also increased significantly to address the importance of quality of life (QoL) in a modern society. In this paper, we present a model predictive control (MPC) based thermal comfort controller for cyber-physical home systems (CPHS). The MPC controller is integrated into the existing Energy Efficient Thermal Comfort Control (EETCC) system that was developed for the experimental smart house, iHouse. The advantages of MPC was explored in a real time manner for reference tracking and energy minimization scenarios. Besides, Predicted Mean Vote (PMV) index is also adopted into the MPC controller to further enhance the energy efficiency and thermal comfort of the CPHS. The proposed methods are evaluated and verified under various seasons in a CPHS simulation using raw environmental data from the iHouse.
随着物联网(IoT)和智能家居的出现,对节能热舒适的需求也显著增加,以满足现代社会生活质量(QoL)的重要性。本文提出了一种基于模型预测控制(MPC)的网络物理家居系统(CPHS)热舒适控制器。MPC控制器集成到现有的节能热舒适控制(EETCC)系统中,该系统是为实验性智能住宅iHouse开发的。探讨了MPC在参考跟踪和能量最小化场景下的实时优势。此外,MPC控制器还采用了预测平均投票(PMV)指标,进一步提高了CPHS的能效和热舒适性。利用iHouse的原始环境数据,在不同季节的CPHS模拟中对所提出的方法进行了评估和验证。
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引用次数: 6
Train scheduling and rescheduling model based oncustomer satisfaction. Application to Genoa railway network 基于顾客满意度的列车调度与再调度模型。热那亚铁路网应用
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428780
Fabio Donzella, M. D. C. Estil-les, C. Bersani, R. Sacile, Luca Zero
This paper presents a train scheduling and a rescheduling models based on the generation of an alternative graph of the railway network. In the first model, the train scheduling problem has been solved to define the optimal timetable for a set of trains with the objective to minimize the travel times of passengers to reach their destination, outlining the related sequence of nodes and arcs of the graph to be covered by each group of passengers. Subsequently, a train rescheduling model is applied on an optimal timetable became infeasible due to unpredicted failures or disturbances introduced on the network. In this second approach, the objective is restore the railway service quality by reducing the delays for trains and passengers.The main contribution of this paper is to implement railway scheduling and rescheduling problem by linear programming formulations introducing in the second approach the innovative concept to prioritize the train that can access on the block section in case of conflicts on the network. The performances of the solution methods have been tested on real train timetable data related to a portion of railway in Liguria Region, in Italy.
提出了一种基于路网备选图生成的列车调度和重调度模型。在第一个模型中,解决了列车调度问题,以最小化乘客到达目的地的旅行时间为目标,定义了一组列车的最优时间表,概述了每组乘客所覆盖的图的节点和弧线的相关顺序。随后,由于网络中引入了不可预测的故障或干扰,列车重新调度模型在最优时刻表变得不可行的情况下应用。在第二种方法中,目标是通过减少火车和乘客的延误来恢复铁路服务质量。本文的主要贡献是通过线性规划公式实现铁路调度和重新调度问题,在第二种方法中引入了在网络冲突情况下优先考虑可以在块段上访问的列车的创新概念。在意大利利古里亚地区某路段的真实列车时刻表数据上,对求解方法的性能进行了测试。
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引用次数: 4
Learning Framework For Maturing Architecture Design Decisions For Evolving Complex SoS 复杂系统演化中成熟架构设计决策的学习框架
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428733
R. Raman, Meenakshi D'Souza
Architecting a complex System-of-Systems (SoS) poses significant challenges due to the uncertainty and perceptions associated with understanding the implications of constituent system’s architecture design decisions at SoS level. Due to significant knowledge gaps, architects may find it difficult to uncover the ramifications of a specific decision on various Measures-of-Effectiveness (MOEs) and emergent behavior of the SoS. Subsequently, for complex SoS, learning cycles maybe experienced on the architecture design decisions. As the SoS evolves, these experiential learnings need to be factored into the uncertainty assessments of decisions and the impacted SoS MOEs, while evaluating and deciding on a specific decision. This paper proposes a knowledge based decision learning framework that factors the learning cycles experienced into the uncertainty associated with the decisions and impacted SoS MOEs. The framework takes into consideration, through an architectural knowledge base, multiple knowledge dimensions such as the attributes of the architecture design decision and the feedback loops experienced, in tandem with the complexity attributes and the knowledge gaps associated with the decision.
构建一个复杂的系统之系统(system -of- systems, so)带来了巨大的挑战,这是由于在系统级上理解组成系统的体系结构设计决策的含义所带来的不确定性和感知。由于存在重大的知识差距,架构师可能会发现很难揭示特定决策对各种有效性度量(moe)和so的紧急行为的影响。随后,对于复杂的so,可能会在架构设计决策上经历学习周期。随着SoS的发展,在评估和决定具体决策时,需要将这些经验教训纳入决策的不确定性评估和受影响的SoS moe。本文提出了一个基于知识的决策学习框架,该框架将经历的学习周期纳入与决策相关的不确定性和受影响的SoS MOEs。通过体系结构知识库,框架考虑到多个知识维度,例如体系结构设计决策的属性和所经历的反馈循环,以及与决策相关的复杂性属性和知识差距。
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引用次数: 2
Challenges for the Self-Safety in Autonomous Vehicles 自动驾驶汽车自身安全面临的挑战
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428718
Matthieu Carré, E. Exposito, J. Guzman
The combination of multiple functions having different and complementary capabilities enables the emergence of Autonomous Vehicles. Their deployment is limited by the level of complexity they represent together with the challenges encountered in real environments with strong safety concerns. Thus a major concern prior to massive deployment is on how to ensure the safety of autonomous vehicles despite likely internal (e.g. malfunctions) and external (e.g., aggressive behaviors) disturbances they might undergo. This paper presents the challenges that undergoes the design and development of autonomous vehicles with respect to their functional architecture and adaptive behaviors from a safety perspective. For the purpose of the rationales, we define needs and requirements that lead to the formulation of an architectural framework. Our approach is based on paradigms and technologies from non-automotive domains to address non-functional system properties like safety, reliability and security. The notion of micro-services is also introduced for the self-safety of autonomous vehicles. These are part of the proposed framework that should facilitate the analysis, design, development and validation for the adequate composition and orchestration of services aimed to warrant the required non-functional properties, such as safety. In the present paper, we introduce the structural and behavioral adaptations of the framework to offer a holistic and scalable vision of the safety over the system.
自动驾驶汽车是将不同功能和互补功能相结合的产物。它们的部署受到它们所代表的复杂性以及在现实环境中遇到的挑战和强烈的安全问题的限制。因此,在大规模部署之前,一个主要问题是如何确保自动驾驶汽车的安全,尽管它们可能会受到内部(例如故障)和外部(例如攻击行为)的干扰。本文从安全的角度介绍了自动驾驶汽车在功能架构和自适应行为方面所面临的挑战。出于基本原理的目的,我们定义了导致体系结构框架形成的需求和需求。我们的方法基于非汽车领域的范例和技术,以解决非功能系统属性,如安全性、可靠性和安全性。为了自动驾驶汽车的自我安全,还引入了微服务的概念。这些是建议框架的一部分,它们应该有助于分析、设计、开发和验证服务的适当组合和编排,以保证所需的非功能性属性,例如安全性。在本文中,我们介绍了框架的结构和行为适应,以提供系统安全的整体和可扩展的愿景。
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引用次数: 4
A system of systems framework: Cooperative Maneuvers Manager for Autonomous Vehicles 系统框架的系统:自动驾驶车辆的协同机动管理器
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428759
M. Assaad, R. Talj, A. Charara
Systems of Systems (SoS) are complex systems, in which constituent systems are by themselves independent systems, that cooperate to achieve a common goal. Intelligent Transportation Systems (ITS) are SoS that seek to achieve better transportation experience for users, by using communication between different users of such systems. In this paper, we present the Cooperative Maneuvers Manager for Autonomous Vehicles (CMMAV), a SoS framework that contributes to the ITS by enabling autonomous vehicles to perform complex maneuvers on highways in a cooperative way. We used Systems of Systems Approach to Context-based Requirements Engineering (SoS-ACRE) to model the system.
系统的系统(SoS)是复杂的系统,其中组成系统本身是独立的系统,它们相互合作以实现共同的目标。智能交通系统(ITS)是通过使用不同用户之间的通信,为用户提供更好的交通体验的系统。在本文中,我们提出了自动驾驶车辆合作机动管理器(CMMAV),这是一个SoS框架,通过使自动驾驶车辆以合作的方式在高速公路上执行复杂的机动,为ITS做出了贡献。我们使用基于上下文的需求工程(SoS-ACRE)的系统的系统方法来对系统建模。
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引用次数: 1
Systems Engineering competencies in academic education : An industrial survey about skills in Systems Engineering 学术教育中的系统工程能力:关于系统工程技能的工业调查
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428741
I. Graessler, Julian Hentze, C. Oleff
Various boundary conditions make it difficult for companies to introduce the approach of System Engineering. Apart from extensive formalization of Systems Engineering processes, transferring to development projects is difficult, because involved engineers, developers or managers, are not clear about their changed roles in Systems Engineering projects. To describe these and to analyze what skills are required for the roles, this paper combines the theoretical bases of role models with a survey of desired competencies and capabilities in Systems Engineering. They essentially refer to graduates in technical studies. With this combination, the academic teaching in Systems Engineering is more driven by demands of appliers. Goal is that the necessary competencies and skills are the main part and content of Systems Engineering courses and lectures.
不同的边界条件使得公司难以引入系统工程方法。除了系统工程过程的广泛形式化之外,转移到开发项目是困难的,因为涉及的工程师、开发人员或管理人员不清楚他们在系统工程项目中的角色变化。为了描述这些并分析角色所需要的技能,本文将角色模型的理论基础与系统工程中期望的能力和能力的调查结合起来。他们基本上指的是技术专业的毕业生。在这种结合下,系统工程专业的学术教学更多地以应用者的需求为导向。目标是使必要的能力和技能成为系统工程课程和讲座的主要部分和内容。
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引用次数: 7
SoSE 2018 [Front cover] sse 2018[封面]
Pub Date : 2018-06-01 DOI: 10.1109/sysose.2018.8428714
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引用次数: 0
Comparison and Analysis of Governance Mechanisms Employed by Blockchain-Based Distributed Autonomous Organizations 基于区块链的分布式自治组织治理机制比较与分析
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428782
Stephen DiRose, M. Mansouri
One of the distinguishing features of blockchain-based Distributed Autonomous Organizations(DAO) is lack of a central authority. Changes to blockchain data is achieved through consensus amongst blockchain network participants, rather than through a central node’s authoritative decision. Similarly, governance, i.e., changes to features and underlying source code, is achieved through a decentralized mechanism. As adoption of blockchain has increased, the need to evolve and adopt new features has grown. These changes highlight the mechanism by which the network, rather than a central node, makes decisions. One change in particular, proposed increases to the block size to address scalability limitations, has been particularly demonstrative of the governance mechanisms employed by disparate blockchains. For example, two digital currency projects, Bitcoin and Dash, employ significantly different governance mechanisms: the Dash Decentralized Governance By Blockchain (DGBB) process, and the Bitcoin Improvement Proposal (BIP) process, to decide what changes to make to their blockchains. Dash governance was able to decide to alter the block size in a matter of hours, while Bitcoin governance took several years to make the same decision. This paper evaluates the governance mechanisms of blockchain projects using the change in block size as an exemplar. Two prominent governance mechanisms are described, compared, and assessed based upon how effective they came to consensus and made the decision to change to support the disparate needs of stakeholders.
基于区块链的分布式自治组织(DAO)的一个显著特征是缺乏中央权威。对区块链数据的更改是通过区块链网络参与者之间的共识来实现的,而不是通过中央节点的权威决策。类似地,治理,即对特性和底层源代码的更改,是通过分散的机制实现的。随着区块链采用的增加,发展和采用新功能的需求也在增长。这些变化突出了网络而不是中心节点做出决策的机制。其中一个特别的变化是,提议增加区块大小以解决可扩展性限制,这特别证明了不同区块链所采用的治理机制。例如,两个数字货币项目,比特币和达世币,采用了截然不同的治理机制:达世币区块链去中心化治理(DGBB)流程和比特币改进建议(BIP)流程,以决定对其区块链进行哪些更改。达世币的治理能够在几个小时内决定改变区块大小,而比特币的治理需要几年的时间才能做出同样的决定。本文以区块大小的变化为例,评估了区块链项目的治理机制。本文描述、比较和评估了两种突出的治理机制,其依据是它们达成共识并做出改变以支持涉众不同需求的决策的有效性。
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引用次数: 16
Toward Systemic Governance of Cancer Treatment as a System of Systems 将癌症治疗作为一个系统的系统治理
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428792
A. Gorod, Susan Merchant, Leonie Hallo
Cancer is a major challenge for healthcare. A cancer diagnosis and treatment journey will be undertaken by many people during their lifetime. There are several different approaches to cancer treatment and there is often no one universally accepted opinion about the best treatment for any given diagnosis. This paper presents a system of systems view of cancer patient treatment and how governance can be improved by this approach. Traditionally, the views of different stakeholder groups within cancer patient care have not been combined. In keeping with current trends towards reducing fragmentation and lack of continuity, the systemic approach brings many benefits in giving a holistic and integrated representation, which can lead to a greater understanding of the problem space and ultimately inform policy makers to implement more effective and efficient policies.
癌症是医疗保健的一大挑战。许多人一生中都会经历一次癌症诊断和治疗之旅。治疗癌症有几种不同的方法,对于任何特定的诊断,通常没有一个普遍接受的最佳治疗方法。本文提出了一个系统的系统观点的癌症患者的治疗和如何治理可以通过这种方法得到改善。传统上,癌症患者护理中不同利益相关者群体的观点并没有结合起来。与当前减少碎片化和缺乏连续性的趋势保持一致,系统方法在提供整体和综合的表述方面带来了许多好处,这可以使人们更好地了解问题空间,并最终为决策者提供信息,以实施更有效和高效的政策。
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引用次数: 3
AAL Platforms Challenges in IoT Era: A Tertiary Study 物联网时代AAL平台的挑战:一项高等研究
Pub Date : 2018-06-01 DOI: 10.1109/SYSOSE.2018.8428745
P. A. S. Duarte, F. M. Barreto, P. Aguilar, J. Boudy, R. Andrade, Windson Viana
Ambient Assisted Living (AAL) has become an emerging and increasingly essential area of research, given the prospects of increasing the elderly world population. The establishment of the Internet of Things (IoT) paradigm provided several advances in the field of healthcare for older adults. However, the development of AAL platforms focused on older adults is still presenting several challenges. Many of these challenges are similar to those existing for IoT architectures (i.e., interoperability) and others are derived from the healthcare domain (e.g., patients and caregivers as end-users). In this paper, we present a survey of secondary studies on AAL platforms published between 2013 to 2017. Our focus resided in investigating the state-of-the-art of the adaptive AAL platforms for older adults assistance. We have established a set of research questions with which we seek to gain an overview of AAL platforms, development patterns, and the main challenges in this domain. We describe our search protocol, the execution, the selection of the papers, and the results obtained. Among the conclusions of our overview, we can mention the absence of a reference architecture for AAL platforms and some open questions (e.g., data privacy, usability, accessibility) present in this domain.
环境辅助生活(AAL)已成为一个新兴的和日益重要的研究领域,鉴于日益增长的世界老年人口的前景。物联网(IoT)范式的建立为老年人医疗保健领域提供了几项进展。然而,针对老年人的AAL平台的开发仍然面临着一些挑战。其中许多挑战类似于物联网架构现有的挑战(即互操作性),而其他挑战则来自医疗保健领域(例如,作为最终用户的患者和护理人员)。在本文中,我们对2013年至2017年发表的关于AAL平台的二次研究进行了调查。我们的重点是调查老年人援助的适应性AAL平台的最新技术。我们已经建立了一组研究问题,通过这些问题,我们试图获得AAL平台、开发模式和该领域主要挑战的概述。我们描述了我们的搜索协议,执行,论文的选择,以及所获得的结果。在我们概述的结论中,我们可以提到AAL平台缺乏参考体系结构,以及该领域存在的一些悬而未决的问题(例如,数据隐私、可用性、可访问性)。
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引用次数: 12
期刊
2018 13th Annual Conference on System of Systems Engineering (SoSE)
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