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Bio‐inspired human network diagnostics: Ecological modularity and nestedness as quantitative indicators of human engineered network function Syst. Eng. (IF 2.0) Pub Date : 2024-04-04 Samuel Blair, Garrett Hairston, Henry Banks, Claire Kaat, Julie Linsey, Astrid Layton
Analyzing interactions between actors from a systems perspective yields valuable information about the overall system's form and function. When this is coupled with ecological modeling and analysis techniques, biological inspiration can also be applied to these systems. The diagnostic value of three metrics frequently used to study mutualistic biological ecosystems (nestedness, modularity, and connectance)
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DTFL‐DF: Digital twin architecture powered by federated learning decision forest to mitigate fire accidents in mining industry Syst. Eng. (IF 2.0) Pub Date : 2024-04-02 Udayakumar Kamalakannan, Ramamoorthy Sriramulu, Poorvadevi Ramamurthi
Automation is the guiding principle of this new era, and despite the problems that humanity faces as a result of automation, technology has greatly benefitted people by streamlining challenging jobs across many industries. The mining business, where there are frequently unforeseen mishaps, is one such industry that requires complete automation. In this work, a new simulative processing environment
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Mission‐based design of UAVs Syst. Eng. (IF 2.0) Pub Date : 2024-03-12 Jean‐Charles Chaudemar, Ombeline Aïello, Pierre de Saqui‐Sannes, Olivier Poitou
Over the past decades, Unmanned Aerial Vehicles (UAVs) have increasingly been used in a wide variety of missions that range from surveillance to delivery. Unlike aircraft that always carry goods and passengers from an airport to another, UAVs do not systematically implement the same type of mission. UAVs are indeed multi‐mission during their time in operation, and the systems engineering approaches
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Bacterial chemotaxis control process analysis with SysML Syst. Eng. (IF 2.0) Pub Date : 2024-03-08 James D. Johansen
This paper looks at the bacteria chemotaxis control process utilizing the System Modeling Language (SysML) to leverage well‐defined and proven engineering tools for architecting, analyzing, and refining complex systems. It proposes a new methodology called reverse‐engineering object‐oriented systems engineering method (RE‐OOSEM) that converts descriptive biology research information into descriptive
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PRODEC for human systems integration of increasingly autonomous systems Syst. Eng. (IF 2.0) Pub Date : 2024-03-04 Guy André Boy, Dimitri Masson, Élise Durnerin, Chloé Morel
The purpose of the PRODEC scenario‐based design method is the incremental cross‐fertilization and refinement of procedural scenarios and declarative configurations. It uses virtual prototypes of the developed systems (mainly life‐critical systems) to conduct human‐in‐the‐loop simulations (HITLSs). Based on human systems integration (HSI) principles and criteria, as well as expertise and experience
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Requirements engineering in industry 4.0: State of the art and directions to continuous requirements engineering Syst. Eng. (IF 2.0) Pub Date : 2024-02-28 Leonardo Vieira Barcelos, Pablo Oliveira Antonino, Elisa Yumi Nakagawa
The 4th Industrial Revolution, also known as Industry 4.0, intends to transform manufacturing processes into smart factories with full digitalization and intelligent, decentralized, and flexible production. In this scenario, Industry 4.0 systems (i.e., software‐intensive systems that automate smart factories) have required rigorous and continuous development, but smart factory companies often have
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Enhancing conceptual models with computational capabilities: A methodical approach to executable integrative modeling Syst. Eng. (IF 2.0) Pub Date : 2024-02-21 Natali Levi‐Soskin, Stephan Marwedel, Ahmad Jbara, Dov Dori
The lack of a common executable modeling framework that integrates systems engineering, software design, and other engineering domains is a major impediment to seamless product development processes. Our research aims to overcome this system‐software modeling gap by integrating computational, software‐related, and model execution capabilities into OPM‐based conceptual modeling, resulting in a holistic
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Impact of graph energy on a measurement of resilience for tipping points in complex systems Syst. Eng. (IF 2.0) Pub Date : 2024-02-10 Christine M. Edwards, Roshanak Rose Nilchiani, Ian M. Miller
Societies depend on various complex and highly interconnected systems, leading to increasing interest in methods for managing the resilience of these complex systems and the risks associated with their disruption or failure. Identifying and localizing tipping points, or phase transitions, in complex systems is essential for predicting system behavior but a difficult challenge when there are many interacting
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Challenges for trustworthy autonomous vehicles: Let us learn from life Syst. Eng. (IF 2.0) Pub Date : 2024-02-08 Imke Hoppe, Willem Hagemann, Ingo Stierand, Axel Hahn, André Bolles
Current surveys indicate limited public and individual trust in autonomous vehicles despite a long tradition to ensure their (technical) trustworthiness in informatics and systems engineering. To address this trust gap, this article explores the underlying reasons. The article elaborates on the gap between trust understood as a social phenomenon and, in contrast, the research tradition aimed at guaranteeing
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The SoS conductor: Orchestrating resources with iterative agent-based reinforcement learning Syst. Eng. (IF 2.0) Pub Date : 2024-02-07 Qiliang Chen, Babak Heydari
We introduce a novel resource management approach for Systems of Systems (SoS), utilizing hierarchical deep reinforcement learning, iterating with agent-based simulation. A key innovation of this method is its ability to balance top-down SoS management with the autonomy of individual systems. This is achieved by dynamically allocating resources to each system, thereby modifying the range of options
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Mapping industry workforce needs to academic curricula – A workforce development effort in model-based systems engineering Syst. Eng. (IF 2.0) Pub Date : 2024-02-01 Aditya Akundi, Wilma Ankobiah
Model-based systems engineering (MBSE) is rapidly gaining popularity among U.S. industries. Though industry practitioners and academic researchers have identified several advantages in transitioning to MBSE, several adoption challenges of MBSE in industries, such as insufficient tool knowledge, lack of skilled personnel, and resistance in organizations toward a shift to MBSE, are observed. Attesting
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Model-based user experience-focused roadmapping Syst. Eng. (IF 2.0) Pub Date : 2024-01-31 Ilya Yuskevich, Andreas Makoto Hein, Abdelkrim Doufene, Marija Jankovic
Technology roadmapping is an important yet challenging strategic process involving inter-disciplinary knowledge and requiring key decision-makers participation. To improve and facilitate this activity, a concept of model-based technology roadmapping has been proposed in the literature as an application of model-based systems engineering practices to the strategic planning domain. At the same time,
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Systemic innovation for countering violent radicalization: Systems engineering in a policy context Syst. Eng. (IF 2.0) Pub Date : 2024-01-18 Timothy Clancy, Bland Addison, Oleg Pavlov, Erika Palmer, Khalid Saeed
This paper brings a systems engineering approach to policymaking in the context of violent radicalization. We test strategies to combat terrorism under the premise that violent radicalization is a complex system of social contagion resulting in terrorism. We built a simulation using DIME-PMESII military standards to replicate a terror contagion occurring over 10 years in both physical and online environments
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Leveraging epoch-era analysis and digital twin for effective system concept and execution: A CO2 storage salt-cave project Syst. Eng. (IF 2.0) Pub Date : 2023-12-30 Daniel P. Vieira, Ícaro A. Fonseca, Kazuo Nishimoto, Gustavo R. S. Assi, Henrique M. Gaspar, Donna H. Rhodes
With the demand to reduce the release of CO2-rich gases into the atmosphere, the offshore industry is turning to systems for gas capture and storage. The construction of a cave for that purpose is planned in the salt layer of the Santos Basin, Brazil; however, numerous factors bring uncertainties to the project. We propose combining systems engineering methods and digital twin technology to enable
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Path to modeling dynamic performance shaping factors in nuclear power plants operation – A review Syst. Eng. (IF 2.0) Pub Date : 2023-12-27 Zhihui Xu, Gaoguang Yang, Yi Lu, Jiaxin Xue, Guanyin Wu, Bingxuan Ren, Shan Fu
The evolution of the mechanism of human behavior formation analysis has significantly influenced the development of human reliability analysis (HRA), which aims to calculate human error probability (HEP) with performance shaping factors (PSFs). This paper reviews the typical HRA methods in different generations, the role of PSFs, and their interrelation-ships in human risk modeling, with the background
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How to early integrate operational diagnosis objectives in model-driven engineering processes: A methodological proposal based on fault and behavior trees Syst. Eng. (IF 2.0) Pub Date : 2023-12-26 Nikolena Christofi, Claude Baron, Xavier Pucel, Marc Pantel, David Canu, Christophe Ducamp
To help operators perform their diagnosis tasks more efficiently, the authors put forward a novel methodology introducing a new type of model, dedicated to operations, co-created in parallel with the design models, in the preliminary stages of system development, using the language semantics of behavior trees. In this paper, the authors present the need for this new model type as expressed by the industry
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Enterprise architecture contribution in distributed agile software development Syst. Eng. (IF 2.0) Pub Date : 2023-12-12 Yehia Ibrahim Alzoubi, Alok Mishra
Geographically distributed agile development may experience a high failure rate due to communication issues, which has a negative influence on project performance. One suggested solution in the literature is to enhance both communication and project performance by implementing agile enterprise architecture. However, the empirical evidence that supports this claim is still scarce. To address this gap
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A comparative experiment between textual requirements and model-based requirements on proxies for contractual safety Syst. Eng. (IF 2.0) Pub Date : 2023-12-06 Alejandro Salado, Niloofar Shadab
Requirements form the backbone of contracting in acquisition programs. Requirements define the problem boundaries within which contractors try to find acceptable solutions (design systems). At the same time, requirements are the criteria by which a customer measures the extent that their contract has been fulfilled by the supplier. In this context, the quality of a requirement set is determined by
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A survey and analysis of drone detection systems using a systems approach superposed on scenarios Syst. Eng. (IF 2.0) Pub Date : 2023-12-02 Rajanikanth Nagaraj Kashi, Anushka Prashanth, Sumukh Rajanikanth Kashi, Gayathri Prabhakara
The proliferation of drones in civil and military applications has brought about new challenges in the context of safety and security considerations of operational aspects. The use of small- and medium-sized drones in civilian airspaces even with regulatory approval may not provide guarantees of safety and security. Detection of drones is the first step towards providing a mitigating mechanism for
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Impact of computer users on cyber defense strategies Syst. Eng. (IF 2.0) Pub Date : 2023-11-28 Christopher Daniel Colvett, Mikel D. Petty, John A. Bland
Cybersecurity research often focuses primarily or exclusively on the interactions between the attacker, trying to exploit the computer system, and the defender, trying to protect it. However, including the computer users is important because the users’ requirements are the reason the computer system exists.
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A reliability evaluation method for complex systems based on the editable GSPN and adaptive Monte Carlo simulation Syst. Eng. (IF 2.0) Pub Date : 2023-11-20 Yining Zeng, Youchao Sun, Tao Xu, Siyu Su
This paper presents an innovative EGSPN (Editable Generalized Stochastic Petri Net) model, optimizing the size of GSPN (Generalized Stochastic Petri Net) while preserving its core benefits. Specifically, the EGSPN introduces a transition termed “editable transition,” which allows for the establishment of any dynamic logic, thereby circumventing the intricacies associated with the EGSPN model structure
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A team-centric metric framework for testing and evaluation of human-machine teams Syst. Eng. (IF 2.0) Pub Date : 2023-11-08 Jay Wilkins, David A. Sparrow, Caitlan A. Fealing, Brian D. Vickers, Kristina A. Ferguson, Heather Wojton
We propose and present a parallelized metric framework for evaluating human-machine teams that draws upon current knowledge of human-systems interfacing and integration but is rooted in team-centric concepts. Humans and machines working together as a team involves interactions that will only increase in complexity as machines become more intelligent, capable teammates. Assessing such teams will require
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Model-based systems engineering approach to the study of electromagnetic interference and compatibility in wireless powered microelectromechanical systems Syst. Eng. (IF 2.0) Pub Date : 2023-11-07 Juan A. Martinez-Rojas, Jose L. Fernandez-Sanchez, Miguel Fernandez-Munoz, Rocio Sanchez-Montero, Pablo L. Lopez-Espi, Efren Diez-Jimenez
Electromagnetic Interference and Compatibility (EMI–EMC) are a serious problem in Microelectromechanical Systems (MEMS), and specially in powered by wireless energy transfer MEMS. Most MEMS have dimensions in the order of 1 mm or less, thus, most of the suitable electromagnetic radiation sources have wavelengths larger than this, making isolation of electromagnetic effects very difficult. Model-Based
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Early stakeholder modeling and analysis: New mobility services (Product Service Systems of Systems) Syst. Eng. (IF 2.0) Pub Date : 2023-11-06 Sarra Fakhfakh, Marija Jankovic, Andreas M. Hein, Yann Chazal
Developing new mobility services such as electric vehicles and autonomous vehicles services requires not only the interaction and interoperation of independent systems such as electric vehicles, electric infrastructure, or off-board servers, but also the collaboration of independent business partners, namely, car manufacturers, energy providers, and service providers, developing, managing and operating
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Engineering systems analysis of mobility in Odawara city: New transportation services impacts on community engagement Syst. Eng. (IF 2.0) Pub Date : 2023-11-06 Keiji Kimura, Bryan R. Moser
Local cities in Japan are struggling with aging and decreasing populations. Elderly people and parents with young children are uniquely challenged when accessing public transportation, a key to increasing their community engagement and improving local cities' sustainability. This research investigates the introduction of new transportation modes and fares on community engagement of both elderly people
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Government-enterprise collusion and public oversight in the green transformation of resource-based enterprises: A principal-agent perspective Syst. Eng. (IF 2.0) Pub Date : 2023-11-02 Cunfang Li, Xinyi Gu, Zhan Li, Yongzeng Lai
In this work, by constructing a principal-agent model, we analyze the intrinsic causes of collusion between the government and enterprises, particularly through the central and local governments and resource-based enterprises. The analysis has been conducted by introducing the public as a third-party monitoring body to explore the positive role of public participation in preventing collusion between
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Implementation guide for process safety management Syst. Eng. (IF 2.0) Pub Date : 2023-10-25 Muhammad Imran Rashid, Muhammad Athar, Ayesha Mobeen, Mahnoor Asif, Muqaddas Hanif
A general guide how to implement process safety management (PSM) is missing in the literature. This article provides general procedure to implement PSM which any industry in underdeveloped, developing and developed countries can adopt to start PSM implementation. PSM implementation can be initiated through the proposed framework consisting of four steps: (1) PSM introduction, (2) Assigning departmental
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Refining autonomous vehicle situational awareness due to varying sensor error Syst. Eng. (IF 2.0) Pub Date : 2023-10-22 Donald Costello, Nicholas Hanlon, Huan Xu
Pilots use their senses and training to generate situational awareness (SA). They then use this SA to make sound aeronautical decisions. Autonomous vehicles, by contrast, cannot rely on pilot expertise in off-nominal situations. They must rely on their onboard sensors to build SA of the environment. As these sensors degrade, it is hypothesized that a point exists where the SA generated by these sensors
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A methodology for developing SoS architectures using SysML model federation Syst. Eng. (IF 2.0) Pub Date : 2023-10-11 Chris Swickline, Thomas A Mazzuchi, Shahram Sarkani
An essential role of systems engineering is to aid in overcoming complexity during development. As system complexity increases, a greater number of organizations are being asked to contribute architecture/design content for systems development. An essential challenge to overcome is how to ensure digital continuity in connecting system models to form systems of systems (SoS) models. Leveraging recent
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Knowledge elicitation methodology for evaluation of Internet of Things privacy characteristics in smart cities Syst. Eng. (IF 2.0) Pub Date : 2023-10-09 Nil Kilicay-Ergin, Adrian Barb, Namrata Chaudhary
One of the impediments to transforming urban cities into smart cities is the security and privacy concerns that arise due to use of Internet of Things (IoT) devices in various smart city applications. While IoT device vendors publish their security and privacy policies, manual evaluation of these policies is tedious and prone to misinterpretation as there is a lot of variability in the language used
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Application of soft systems methodology to frame the challenges of integrating autonomous trains within a legacy rail operating environment Syst. Eng. (IF 2.0) Pub Date : 2023-09-23 Emily J. Morey, Kevin Galvin, Thomas Riley, R. Eddie Wilson
Increased demand on rail, due to climate initiatives and passenger numbers, places significant pressure on existing railway operations; specifically on capacity, operational flexibility, and network robustness. These pressures are exacerbated by constraints, which prevent the construction of new track and infrastructure. This results in the need to use existing infrastructure and operating processes
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A taxonomy of metrics for human representations in digital engineering Syst. Eng. (IF 2.0) Pub Date : 2023-09-23 Michael E. Miller, Emily Spatz
As humans play a significant role in maintaining, supporting, and operating systems, it is important to include humans in digital engineering models to ensure that the sociotechnical system is capable of meeting stakeholder requirements. The current research proposes a taxonomy of metrics and taxonomic nomenclature useful for representing humans in systems engineering and integration. This taxonomy
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Garment production line optimization using production information based on real-time power monitoring data Syst. Eng. (IF 2.0) Pub Date : 2023-09-20 Woo-Kyun Jung, Younguk Song, Eun Suk Suh
The implementation of Fourth Industrial Revolution technologies at a manufacturing site requires analysis of the site status based on real-time information, optimization of the processes, and onsite execution. However, in labor-intensive industries, such as the garment-manufacturing industry, it is extremely difficult to develop smart factories based on real-time onsite information because such industries
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Systems engineering and water resources management: A closer relationship is needed Syst. Eng. (IF 2.0) Pub Date : 2023-09-22 Neil S. Grigg
Systems engineering can be applied in a broad spectrum of sectors, but only its analysis tool has been applied in the field of water resources management. Because systems engineering has a separate community of practice from water resources, there is little crosstalk between the two fields. As a result, the systems engineering functions that support planning, design, production, procurement, and customer
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A methodology for parameter estimation in system dynamics models using artificial intelligence Syst. Eng. (IF 2.0) Pub Date : 2023-09-16 Jyotirmay Gadewadikar, Jeremy Marshall
Multiple tools exist for separately simulating and estimating the parameters of system dynamics models. Artificial intelligence (AI) has been increasingly used to estimate the parameters of system dynamics models. The development of modeling tools and advanced environments has resulted in great benefits to the community at large. The incorporation of AI tools into system dynamics presents opportunities
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System of systems engineering governance framework for digital transformation: A case study of an Australian large government agency Syst. Eng. (IF 2.0) Pub Date : 2023-09-14 Samantha Papavasiliou, Alex Gorod, Carmen Reaiche
Current swift technological advances are significantly impacting how organizations operate and services are provided. Even with the multiple benefits for organizations that undergo digital transformation, the majority of transformation initiatives fail due to the challenges that arise. A primary reason for these failures links back to the lack of effective governance framework to support effective
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Model-based standards authoring: ISO 15288 as a case in point Syst. Eng. (IF 2.0) Pub Date : 2023-09-07 Dov Dori
ISO/IEC/IEEE 15288:2015 is one of the most fundamental systems engineering international standards. In this work, the major system lifecycle processes specified in 15288 and, equally importantly, the objects interacting through them, are modeled meticulously using OPM ISO 19450. The conceptual model, based on this standard's text, reflects the implied authors’ intent, bringing up ambiguities that arise
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Defense program quality-cost-delay optimization: architecture framework, a bridge between program management and system engineering Syst. Eng. (IF 2.0) Pub Date : 2023-09-05 Lorraine Brisacier-Porchon, Omar Hammami
Military program management and system engineering re quire the expression of costs and delay trade-off with respect to system architecture. If architecture frameworks (AF) such as NATO (NAF) were designed to fill this common need, their current state is essentially descriptive. As it turns out, building defense systems architectures using those frameworks in a properly anticipated cost/delay budget
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Team and communication impacts of remote work for complex aerospace system development Syst. Eng. (IF 2.0) Pub Date : 2023-08-26 Sharon Ferguson, Eric van Velzen, Alison Olechowski
Remote work is becoming increasingly common, a trend accelerated by the global COVID-19 pandemic. Existing remote work research fails to address the challenges and needs of engineers working remotely in Complex Aerospace System Development (CASD), the field responsible for creating and operating aerospace systems. This article presents an exploratory study to understand the challenges, benefits, and
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MBSE adoption experiences in organizations: Lessons learned Syst. Eng. (IF 2.0) Pub Date : 2023-08-23 Kaitlin Henderson, Thomas McDermott, Alejandro Salado
Lessons learned through MBSE adoption efforts is one of the key ways of communicating best practices and recommendations for MBSE. This study compiles lessons learned from published case studies and practitioner interviews. Lessons are summarized into categories such as adoption strategy, modeling practices, and communication. This paper provides a source for future adopters of MBSE to review best
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Minimising conflicts among run-time non-functional requirements within DevOps Syst. Eng. (IF 2.0) Pub Date : 2023-08-16 Souvick Das, Novarun Deb, Nabendu Chaki, Agostino Cortesi
Significant contributions in the existing literature highlight the potential of softgoal interdependency graphs towards analyzing conflicting non-functional requirements (NFRs). However, such analysis is often at a very abstract level and does not quite consider the run-time performance statistics of NFR operationalizations. On the contrary, some initial empirical evaluations demonstrate the importance
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Joint Offering Evaluation Framework for Assessing the Feasibility and Business Value of a Digital Twin Use Case Syst. Eng. (IF 2.0) Pub Date : 2023-08-11 Leila Saari, Minna Räikkönen, Eemeli Hytönen, Katri Valkokari
The complexity of industrial challenges is emerging together with the exponentially developing information and communication technologies (ICT) that provide several implementation approaches for systems engineering. It is difficult for a single company to follow technological development and remain a pioneer in every topic. Still, the industrial challenges require experts in each technology. Therefore
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Measuring the digital transformation maturity level independently with the design science research methodology Syst. Eng. (IF 2.0) Pub Date : 2023-08-09 Tining Haryanti, Nur Aini Rakhmawati, Apol Pribadi Subriadi
This study uses the Design Science Research Methodology (DSRM) approach in creating an artifact on the perspective of the Information System. Design Science as a valuable tool for creating a new artifact or developing an existing artifact through research. The DSRM Framework described in this study discusses the implementation of each stage, namely, Explicated Problem, Define Requirement, Design and
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Lessons learned from establishing the Systems Engineering Research Center, a networked University Affiliated Research Center Syst. Eng. (IF 2.0) Pub Date : 2023-07-29 Scott Lucero, Art Pyster, Kristen Baldwin, Dan DeLaurentis, Jon Wade, Tom McDermott, Dinesh Verma
A University Affiliated Research Center (UARC) is a highly valued engineering, research, and development resource to the federal government, largely within the US Department of Defense (DoD). Only 15 exist, all under special authority of the US Code. The Systems Engineering Research Center (SERC), established in 2008, was the first UARC established as a networked research center, gradually growing
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Statistical modeling to relate technology readiness to schedule Syst. Eng. (IF 2.0) Pub Date : 2023-07-26 C. Robert Kenley, Shrividya Subramanian, Katherine M. Adams
Projects from U.S. National Aeronautics and Space Administration and Department of Energy technology development activities provide historical data on project completion timelines versus technology readiness levels that were assessed during the life cycle of a program. A statistical analysis was performed to develop a method to forecast future project completion timelines based on technical maturity
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Cyber oriented digital engineering Syst. Eng. (IF 2.0) Pub Date : 2023-07-11 Joseph Mitola, Mark Prys
The purpose of cyber oriented digital engineering (CODE) is to provide a repeatable systems-engineering process for systems to resist Stuxnet-class advanced persistent threat (APT) cyberattacks. CODE integrates cyber thinking with systems thinking. CODE accomplishes this by extending the US Department of Defense (DoD) digital engineering (DE) framework with functional mission analysis for cyber (FMA-C)
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Interpreting integrability Syst. Eng. (IF 2.0) Pub Date : 2023-07-05 Alejandro Salado
Most systems engineers have likely heard of or pursued integrability when developing systems. It is also likely that systems engineers perceive that, in general, integrability is a desired quality to attain. But what is integrability, really? While there is likely a consensus within the systems engineering community about the general idea of integrability, this paper poses that reasoning about integrability
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Optimal verification strategy for general development plans using a belief-based approach Syst. Eng. (IF 2.0) Pub Date : 2023-07-02 Aditya U. Kulkarni, Ashley Girod, Peng Xu, Alejandro Salado
Verification activities are intended to reduce the costs of system development by identifying design errors before deploying the system. However, subcontractors in multi-firm projects are motivated to implement locally cost-effective verification strategies over verification strategies that benefit the main contractor. Incentivizing verification activities is one mechanism by which the contractor can
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Simulating a sterilization processing department to evaluate block schedules and tray configurations Syst. Eng. (IF 2.0) Pub Date : 2023-06-27 Sean Harris, Valentina Nino, David Claudio
Discrete event simulation is a well-established tool for examining the effect of different operating room (OR) block schedules on various performance metrics within the OR suite and adjacent units. However, one unit that has rarely been studied is the sterilization processing department (SPD), which cleans and assembles reusable OR instruments. As part of a larger research study, we developed a series
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Model-based architecting evaluation method for the delivery of complex nuclear projects Syst. Eng. (IF 2.0) Pub Date : 2023-06-21 Jérémy Bourdon, Pierre Couturier, Vincent Chapurlat, Robert Plana, Victor Richet, Benjamin Baudouin
Facing the organizational and technological complexity of nuclear infrastructures (NI), the public reluctance in nuclear technology and the increasing restrictive regulatory environment, improving the conceptualization and evaluation of NI architecture is crucial for the successful completion of NI projects. Indeed, many technical engineering difficulties or delays in delivery can be avoided by deepening
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Model-based risk analysis for system design Syst. Eng. (IF 2.0) Pub Date : 2023-06-16 J. Pedro Mendes
Despite being the dominant risk analysis paradigm, event guessing is useless for systems design. In management, no event guessing has ever preempted the launch of policies that are decided, not designed. In engineering, events are not guessed; rather, they are created for testing purposes. Events provide inputs to which systems respond according to their structure, as described by state-space or equivalent
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Energy planning in sub-Saharan African telecom networks: Decision support using a soft systems methodology Syst. Eng. (IF 2.0) Pub Date : 2023-06-12 Mbiika Ceriano, Jörg Lalk, George Alex Thopil
This research paper narrates the application of the soft systems methodology (SSM) as a problem structuring tool, as well as the first step of a methodological approach that will provide decision support based on multi-criteria decision analysis in the planning of energy for telecom networks across sub-Saharan Africa. To ensure applicability of the methodology to a real-world issue, an international
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Developing a model that supports the evolution of legacy systems into an enterprise Syst. Eng. (IF 2.0) Pub Date : 2023-06-09 Sian Terry, V. Chandrasekar
This article details the first step in the system dynamics analysis of the systems engineering process for the evolution of legacy systems into an enterprise. This step develops a model that depicts the interaction of the various components associated with the system of interest. This model is a collection of causal loop diagrams that will foster the development of a novel framework known as the enterprise
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The National Airworthiness Council artificial intelligence working group (NACAIWG) summit proceedings 2022 Syst. Eng. (IF 2.0) Pub Date : 2023-06-08 Jonathon Parry, Donald Costello, Jason Rupert, Gavin Taylor
1 INTRODUCTION In 2021, the United States Department of Defense (DoD) airworthiness community joined together to form the National Airworthiness Council Artificial Intelligence Working Group (NACAIWG). In June 2021, the NACAIWG held their first summit and examined the use case of an uncrewed aircraft (UA), operating under the guidance of a United States Navy (USN) permanent flight clearance (PFC),
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Facilitators and inhibitors of Agile methods adoption: Practitioners view Syst. Eng. (IF 2.0) Pub Date : 2023-06-05 Deepti Mishra, Alok Mishra, Samia Abdalhamid
This study provides empirical evidence to the body of knowledge in Agile methods adoption in small, medium, and large organizations in the global context. This research explores facilitators and inhibitors of Agile methods adoption in software development organizations. A survey was conducted among Agile professionals to gather survey data from 52 software organizations in seven countries across the
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Assessment of expected production of a deep-sea mining system: An integrated model-based systems engineering and discrete event simulation approach Syst. Eng. (IF 2.0) Pub Date : 2023-06-01 Astrid V. Solheim, Antoine B. Rauzy, Per Olaf Brett, Steinar Ellefmo, Tonje Hatling, Rudy Helmons, Bjørn Egil Asbjørnslett
In this paper, model-based systems engineering (MBSE) and discrete event simulation (DES) are combined to assess the performance of an offshore production system at an early stage. Various systems engineering tools are applied to an industrial case concerning the retrieval of deep-sea minerals, and a simulation engine is developed to calculate the annual production output. A mean production of 1 Million
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Effects of individual strategies for resource access on collaboratively maintained irrigation infrastructure Syst. Eng. (IF 2.0) Pub Date : 2023-06-01 Jordan L. Stern, Afreen Siddiqi, Paul T. Grogan
Built infrastructure for water and energy supply, transportation, and other such services underpins human well-being and socioeconomic development. A fundamental understanding of how infrastructure design and user strategies interact can guide important design decisions as well as policy formulation for ensuring long-term infrastructure viability in conjunction with improved individual user benefits
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Deployment of EPIC framework for intelligence transportation system Syst. Eng. (IF 2.0) Pub Date : 2023-05-25 Miri Sitton
Enterprise system engineering is a new practice that has emerged over the last few decades, promising to achieve better enterprises by improving cross-enterprise processes. However, enterprises have a unique property as a system of unsynchronized arrays of systems. This property can lead to severe problems and anomalies, such as cross-enterprise failures. These issues become even more drastic in supporting