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  1. Treatment Choice in Urea Cycle Disorders: How Healthcare Access Contributes to the Decision to Continue Medical Management or Pursue Liver Transplant

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    Description: Rare diseases impact approximately 25 million individuals in the U.S. and Canada combined and represent a major challenge for the health services community. Despite this, rare diseases are rarely examined within fields of public health or health service research. Inborn errors of metabolism...
    Author: Gerstein, Maya Tuchman
    Keyword: Liver transplant, Rare Disease, Grounded Theory, Healthcare Decision-Making, GIS, and Inherited Metabolic Disease
    GW Unit: Health Policy
    Degree: Dr.P.H.
    Advisor: Markus, Anne R
    Committee Member(s): Stevens, David M and Ah Mew, Nicholas
    Resource Type: Thesis or Dissertation

  2. Forecasting Optimality in Resource Utilization for Cloud Computing Systems to Maximize Quality of Service

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    Description: Forecasting of resource utilization in large cloud computing systems is essential to maintain high-quality service and fulfill service level agreements to ensure cost-effectiveness and profitability. Accurately forecasting long-term resource utilization can be challenging, as it is dynamic and...
    Author: Seevaratnam, Niranjan
    Keyword: k-NN, Time series, Multivariate, Cloud computing, Optimization, and Machine Learning
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Malalla, Ebrahim and Etemadi, Amirhossein
    Committee Member(s): Malalla, Ebrahim, Blackburn, Timothy, and Etemadi, Amirhossein
    Resource Type: Thesis or Dissertation

  3. A Quantitative Performance-Oriented Capability Model for Better Adoption of DevOps in Software Product Organizations

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    Description: This research study presents the concept of DevOps (or development and operations) performance clusters to measure DevOps teams performance, based on three metrics, two agility metrics (delivery lead time and deployment frequency) and a stability metric (mean time to recover). It uses a...
    Author: Gomaa, Taher
    Keyword: Continuous Integration, DevOps, and Continuous Delivery
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Malalla, Ebrahim
    Committee Member(s): Malalla, Ebrahim, Blackburn, Timothy, and Etemadi, Amir
    Resource Type: Thesis or Dissertation

  4. Process Improvement Using Lean and Six Sigma to Support Priority Mail Package Delivery

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    Description: In the package delivery industry, competitive advantage is changing with the evolution of customer expectation. The United States Postal Service (USPS) started with the delivery of letters, but had to restructure its company when the mailing of letters began to decrease, while simultaneously the...
    Author: Whiters, Chakeia
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Etemadi, Amir
    Committee Member(s): Malalla, Ebrahim, Blackburn, Timothy, and Etemadi, Amir
    Resource Type: Thesis or Dissertation

  5. Using Simplified Models and Limited-Horizon Planning to React to Time-Critical Problems

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    Description: A longstanding goal of robotics is to use robots to perform tasks that require physically interacting with humans. These tasks often require robots to physically manipulate humans, for example in the task of guiding an elderly human and preventing the human from falling. This particular task is...
    Author: Lurz, Joshua Paul
    Keyword: Manipulation Planning, Robot Companions, Physical Human-Robot Interaction, and Mobile Manipulation
    GW Unit: Computer Science
    Degree: D.Sc.
    Advisor: Drumwright, Evan
    Committee Member(s): Simha, Rahul, Pless, Robert, and Parmer, Gabriel
    Resource Type: Thesis or Dissertation

  6. General Aviation Accident Modeling and Causal Determination of Pilot Loss of Aircraft Control

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    Description: Abstract of PraxisGeneral Aviation Accident Modeling and Causal Determination: Pilot Loss of Aircraft Control General Aviation (GA), a subset of the aviation industry, is currently facing a crisis of pilots losing control aircraft while inflight. The crisis is significant enough to warrant a...
    Author: Kenyi, Likambo
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Malalla, Ebrahim and Blackburn, Timothy
    Committee Member(s): Etemadi, Amir
    Resource Type: Thesis or Dissertation

  7. Maintenance reliability analysis for increasing parts availability and reducing operations and maintenance costs

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    Description: The US Air Force (USAF)’s goal is to achieve aircraft availability (AA) rates similar to those of the commercial airline industry. Improving AA rates while reducing operations and maintenance (O&M;) costs is a major challenge for the USAF. This Praxis research identifies field-level components...
    Author: Brady, Joseph F.
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Malalla, Ebrahim and Etemadi, Amir
    Committee Member(s): Malalla, Ebrahim, Blackburn, Timothy, and Etemadi, Amir
    Resource Type: Thesis or Dissertation

  8. Using Model-Based Systems Engineering to Improve Customer Satisfaction and Service Availability and Efficiency in the Implementation of ITIL

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    Description: The information technology infrastructure library (ITIL) framework is widely used to manage the strategy, design, transition, operation, and continual improvement of IT services. While the ITIL framework itself has undergone numerous revisions and refinements, successfully managing ITIL...
    Author: AlAjmi, Khaled Husain
    Keyword: Simulation, MBSE, ITIL, Modeling, and SySML
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Fossaceca, John M
    Committee Member(s): Islam, Muhammad, Fossaceca, John M, and Etemadi, Amir
    Resource Type: Thesis or Dissertation

  9. Improving e-Retail Rating Approach for Product Market Research

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    Description: In e-retail industry, online Word-of-Mouth (e-WOM) includes vast amounts of text-reviews and star-ratings of products. Such valuable information does not only help consumers, by enabling informed purchasing decisions, but also benefits businesses and engineering professionals, who are involved in...
    Author: Ustuntas, Sema
    Keyword: Natural Language Processing, Product Attributes, Machine Learning, Text Reviews, Sentiment Analysis, and Star Ratings
    GW Unit: Engineering Management
    Degree: D.Engr.
    Advisor: Blackburn, Timothy
    Committee Member(s): Malalla, Ebrahim and Etemadi, Amirhossein
    Resource Type: Thesis or Dissertation

  10. Towards an Efficient, Scalable, Dynamic and Flexible NFV-based Data Plane

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    Description: The increasing demand for complex network functions and middleboxes, and new tech- niques SDN and NFV have driven the network transformation from expensive and custom built hardware appliances to predominately software-based NFs (network functions). The heterogeneous software-based NFs and...
    Author: Zhang, Wei
    GW Unit: Computer Science
    Degree: Ph.D.
    Advisor: Wood, Timothy
    Committee Member(s): Wood, Timothy, Parmer, Gabriel, Cheng, Susan, and Huang, Howie
    Resource Type: Thesis or Dissertation