Index Catalog // GW ScholarSpace

Identification of Supply Chain Cost Drivers in Primary Care in the United States

Description:: Over the last decade, healthcare supply chain (SC) costs have increased by 40 percent in the United States. A typical hospital’s SC costs account for 38 percent of the total, compared to less than 10 percent for most industries. Supply chain costs are the healthcare organizations’ second biggest...
Author:: Essila Mvogo, Jean Clement
Keyword:: Supply chain management, Healthcare supply chain cost drivers, Regression analysis, Primary care supply chain, and Cost drivers
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Eggstaff, Justin and Islam, Muhammad F
Committee Member(s):: Etemadi, Amir, Eggstaff, Justin, Murphree, E. Lile, Hardie, Daniel D, and Islam, Muhammad F
Resource Type:: Thesis or Dissertation

Reduction of Railway System Failures through Technical Uncertainty Analysis

Description:: Since the opening of the Washington Metropolitan Transit Authority (WMATA) in 1976, failures have negatively affected consistent railway service across the areas. Over the last three years, WMATA has attempted increase efforts to perform critical maintenance that would increase performance and...
Author:: Barber, Tony Donell
Keyword:: Technical Failures, Reliability Engineering, Systems Analysis, Technical Uncertainty, Decision Analysis, and Systems Engineering
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Olson, Bill and Blessner, Paul
Committee Member(s):: Olson, Bill, Blessner, Paul, Etemadi, Amir, Murphree, E. Lile, and MacCarthy, John
Resource Type:: Thesis or Dissertation

Development of an Adjustment Factor for Improving Software Effort Estimation Utilizing the Use Case Point Method

Description:: This Praxis describes a method for improving the accuracy of Use Case Point (UCP) effort estimation for software development projects. The thesis for the research is that an emergent factor exists in software development projects that is not considered in the UCP process. This emergent factor is...
Author:: Herriman, Rory Allen
Keyword:: Software Productivity, Software Development, Software Estimation, Use Case Point, Software Labor, and Software Optimization
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina and Gideon, Alan K
Committee Member(s):: Etemadi, Amir, Guillaume-Joseph, Gina, Murphree, E. Lile, Gideon, Alan K, and Partridge, Ronald
Resource Type:: Thesis or Dissertation

Renewable Energy Implementation Analysis and Recommendations to Meet District of Columbia’s Renewable Portfolio Standard (RPS) Expansion Act

Description:: Due to federal mandates, there is an increasing demand to advance renewable energy in the District of Columbia (D.C.) to deliver power. Utilities must find ways to achieve objectives while avoiding costly alternative compliance payments. In 2016, the District of Columbia’s Renewable Portfolio...
Author:: DuBrey, Stephen
Keyword:
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina
Committee Member(s):: Gideon, Alan, Murphree, E. Lile, and Etemadi, Amir
Resource Type:: Thesis or Dissertation

Improving Recovery Time of Children Missing from State Care Using Quantitative Analysis Techniques

Description:: Locating children missing from state care quickly is critical for their safety and overall wellbeing. This research was conducted to evaluate the time it takes to establish the team of teams, or human systems of system, to search for a missing child. Specifically, the time it takes for social...
Author:: Bischoff, John Edward
Keyword:: Engineering Management, Team design, Knowledge Management, and Missing
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina
Committee Member(s):: Gideon, Alan K., Lowery, Robert G., Etemadi, Amir, and Murphree, E. Lile
Resource Type:: Thesis or Dissertation

Maturity Based Cybersecurity Investment Decision Making in Developing Nations

Description:: The future of developing nations – both in terms of opportunities and challenges – is tied to the security of the information communications and technology (ICT) infrastructure. As many developing nations increase reliance on ICT to enable economic growth, they fail to commit an equivalent level...
Author:: Garlock, Kevin
Keyword:: Cybersecurity, Developing Nations, Cybersecurity maturity, and Cybersecurity Investments
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Gideon, Alan and Guillaume-Joseph, Gina
Committee Member(s):: Gideon, Alan, Guillaume-Joseph, Gina, Murphree, E. Lile, Lark, Philip, and Etemadi, Amir
Resource Type:: Thesis or Dissertation

An Exploratory Study to Identify Critical Success Factors of Agile Systems Engineering

Description:: With latest IT trends in the industry, choosing the appropriate systems engineering methodology aligned with the project and team characteristics is often a challenge for project leads. The endorsement of Agile methods in systems engineering is no exception. Agile systems engineering is an...
Author:: Syeda, Sadia
Keyword:: Project Management, Critical Success Factors, Agile Systems Engineering, and Mann-Whitney U test
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Doskey, Steven and Moreland, James
Committee Member(s):: Etemadi, Amir, Malik, Zain, Murphree, E. Lile, and Mazzuchi, Thomas
Resource Type:: Thesis or Dissertation

Team Collaboration as a System of Systems Agent-Based Model

Description:: There is a current need to study and understand the behaviors and characteristics of systems of systems. Studying a single system is relatively straightforward when compared to studying a system of systems. A system of systems has unique characteristics that distinguish it from a single system....
Author:: Torres, Edwin Ross
Keyword:: basketball, simulation, system of systems, NetLogo, systems engineering, and agent-based modeling
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Bischoff, John E and Willy, Christopher J
Committee Member(s):: Etemadi, Amir, Riehl, Mark R, and Murphree, E. Lile
Resource Type:: Thesis or Dissertation

Finding Determinants for Optimizing System Development Planning and Acquisition Strategies using Linear Discriminant Analysis

Description:: Complexity in systems acquisition can be characterized by descriptors in a system’s architecture that portray interrelationships and interdependencies, technology readiness levels, test and evaluation, integration, and technical requirements, lifecycle support and other factors. Well known...
Author:: Mills, Hugh
Keyword:: Multivariate Analysis, Data Analysis, Project Management, Space Technology, Discriminant Analysis, and Program Management
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Moreland Jr., James D. and Doskey, Steven
Committee Member(s):: Hunt, Charles D., Moreland Jr., James D., Murphree, E. Lile, Doskey, Steven, and Etemadi, Amir
Resource Type:: Thesis or Dissertation

“Requirements Recommender": A Proposed Framework for the Use of Multiple Criteria Recommender Systems in Requirements Engineering of Sustainment Software Projects

Description:: Current techniques in the development of system requirements include brainstorming, interviews, and prototyping. These techniques can be time consuming, and requirements gained from these techniques rarely meet the needs of users. Reworking requirements can be quite costly. Discrepancies in...
Author:: Agbedia, Crystal
Keyword:: recommender systems, Requirements Engineering, multiple criteria decision making, and Requirements Elicitation
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Olson, Bill
Committee Member(s):: Buntin, Charles and Murphree, E. Lile
Resource Type:: Thesis or Dissertation

A Methodology Towards Security Effectiveness for Critical Infrastructure and Dependent Resources

Description:: A successful Denial of Service (DoS) attack on a Critical Infrastructure (CI) can indirectly have devastating and irreversible effects to those that depend on its services. The mere possibility that physical destruction or loss of human life can result (indirectly) from a successful attack on a...
Author:: White, Latechia
Keyword:: Security effectiveness, Bayesian Analysis, Critical infrastructure, Risk, Resiliency, and Disaster management
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Tanju, Barry and Eveleigh, Timothy
Committee Member(s):: Tanju, Barry, Etemadi, Amir, Murphree, E. Lile, Eveleigh, Timothy, and Ezell, Barry
Resource Type:: Thesis or Dissertation

Using System Dynamics Modeling to Understand the Impact of Federal Constraints in Implementing the Agile Methodology within the U.S. Federal Government

Description:: The agile methodology is the incremental, continuous development and delivery of software, providing a continuous stream of software solutions that meet the customer’s needs. The U.S. federal government has realized the advantages of this methodology and has decided to utilize this methodology in...
Author:: Capili, Roderick De Leon
Keyword:: Agile, Government, System, Software, Federal, and Systems Engineering
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina
Committee Member(s):: Gideon, Alan, Murphree, E. Lile, Farquhar, Bruce, and Etemadi, Amir
Resource Type:: Thesis or Dissertation

Exploring a Threat-focused Acquisition Methodology using Multi-Criteria Decision Methods to increase delivery-cycles for Information and Cyber-related Capabilities

Description:: The use of information has dramatically changed over the past decade. In addition to traditional cyber-attacks, there has been an increase in the use of social-media to spread misinformation and opinion through the internet. The United States Department of Defense (DOD) is actively developing...
Author:: Wilson, Jeffery Dwane
Keyword:: sensitivity analysis, TOPSIS, DOD Acquisition, and multi-criteria decision making
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Doskey, Steven and Moreland, James
Committee Member(s):: Cirillo, Michael, Etemadi, Amir, and Murphree, E. Lile
Resource Type:: Thesis or Dissertation

Mitigating Systems Obsolescence Using Multi-Criteria Decision Methods

Description:: Advances in technology have caused many systems to be plagued by obsolescence, which has operational, logistic, reliability, and cost implications. Proactively managing obsolescence is pivotal to its mitigation in mission systems. An important aspect of proactive obsolescence management is...
Author:: Adetunji, Oluwatomi O.
Keyword:: Simulations, Systems Engineering/Engineering Management, Decision Analysis/Management, Operations Research, Logistics/Supportability, and Obsolescence/DMSMS
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Willy, Christopher and Bischoff, John
Committee Member(s):: Etemadi, Amir, Murphree, E. Lile, Sarkani, Shahram, Snyder, James, and Mazzuchi, Thomas
Resource Type:: Thesis or Dissertation

Beyond Integration Readiness Level (IRL): A Multidimensional Framework to Facilitate the Integration of System of Systems

Description:: Integration Readiness Level (IRL) can be an effective systems engineering tool to facilitate integration of System of Systems (SoS). Further research in systems integration, analysis of major SoS integration data, and analysis of expert survey inputs to SoS integration can enhance the current IRL...
Author:: Eder, Clarence
Keyword:: Technology Readiness Level (TRL), DoD Space Systems, System of Systems (SoS), Integration Readiness Level (IRL), Systems Integration, and Department of Defense
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Mazzuchi, Thomas A and Sarkani, Shahram
Committee Member(s):: Olson, Bill, Blessner, Paul, Mazzuchi, Thomas A, Murphree, E. Lile, and Sarkani, Shahram
Resource Type:: Thesis or Dissertation

Model-based alternative to document based system development for enterprise resource planning

Description:: Organizations increasingly look to the use of enterprise resource planning (ERP) systems to improve operational performance and advance revenue targets. However, research on ERP implementations highlights the regularity with which projects fail, adversely impacting enterprise performance and...
Author:: Coghill, Cortlandt Cassler
Keyword:: Document Based System Engineering, System Engineering, Process Mining, Enterprise Resource Planning, and Model Based System Engineering
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Blackburn, Timothy D. and Garstenauer, Andreas
Committee Member(s):: Etemadi, Amir, Murphree, E. Lile, and Kappleman, Leon A
Resource Type:: Thesis or Dissertation

Measuring Software Complexity Differences with the Analytical Hierarchy Process

Description:: Software systems can become overly complex throughout the software development process, leading to increased error rates and failures. This praxis improves on the measurement of complexity, the first step in resolving this problem. Most software development technologies allow for incorporation of...
Author:: Guilbault, Noah
Keyword:: complexity measurement, AHP, regression testing, incremental changes, and software metrics
GW Unit:: Engineering Management
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina and Gideon, Alan K
Committee Member(s):: Etemadi, Amir, Murphree, E. Lile, and Sparshatt, Richard
Resource Type:: Thesis or Dissertation

Vehicle Utilization Rates Optimization in the Transport Network Company (TNC) Model

Description:: This praxis develops a new logistics optimized approach to improve utilization rates in the TNC model and provides an alternative to the predominant existing TNC model used by both Uber & Lyft, which has been found to be inefficient in providing modern transportation mobility services....
Author:: Treasure, Michael
Keyword:
GW Unit:: Systems Engineering
Degree:: D.Engr.
Advisor:: Guillaume-Joseph, Gina and Gideon, Alan K
Committee Member(s):: Etemadi, Amir, Walker, Peter, Guillaume-Joseph, Gina, Murphree, E. Lile, and Gideon, Alan K
Resource Type:: Thesis or Dissertation

Identification of Supply Chain Cost Drivers in Primary Care in the United States

Reduction of Railway System Failures through Technical Uncertainty Analysis

Development of an Adjustment Factor for Improving Software Effort Estimation Utilizing the Use Case Point Method

Renewable Energy Implementation Analysis and Recommendations to Meet District of Columbia’s Renewable Portfolio Standard (RPS) Expansion Act

Improving Recovery Time of Children Missing from State Care Using Quantitative Analysis Techniques

Maturity Based Cybersecurity Investment Decision Making in Developing Nations

An Exploratory Study to Identify Critical Success Factors of Agile Systems Engineering

Team Collaboration as a System of Systems Agent-Based Model

Finding Determinants for Optimizing System Development Planning and Acquisition Strategies using Linear Discriminant Analysis

“Requirements Recommender": A Proposed Framework for the Use of Multiple Criteria Recommender Systems in Requirements Engineering of Sustainment Software Projects

A Methodology Towards Security Effectiveness for Critical Infrastructure and Dependent Resources

Using System Dynamics Modeling to Understand the Impact of Federal Constraints in Implementing the Agile Methodology within the U.S. Federal Government

Exploring a Threat-focused Acquisition Methodology using Multi-Criteria Decision Methods to increase delivery-cycles for Information and Cyber-related Capabilities

Mitigating Systems Obsolescence Using Multi-Criteria Decision Methods

Beyond Integration Readiness Level (IRL): A Multidimensional Framework to Facilitate the Integration of System of Systems

Model-based alternative to document based system development for enterprise resource planning

Measuring Software Complexity Differences with the Analytical Hierarchy Process

Vehicle Utilization Rates Optimization in the Transport Network Company (TNC) Model

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