Digital Commons Network^™

Measuring The Presentation Of Supporting Content For A Set Of Learning Objectives Throughout The States Of An Educational Game Tree, Michael L. Hastriter Jr.

Theses and Dissertations

In an era of evolving warfare, the Department of Defense (DoD) recognizes the value of serious games as immersive tools for teaching critical concepts. This thesis introduces a pioneering framework tailored to enhance learning objectives through the presentation of educational game content. This addresses the unique needs of the DoD and other educators who use games by providing measurements to assess educational games. This researches investigates how instructors might assess games as potential teaching tools. It establishes a five-phase process, providing a framework to assess educational games against predefined learning objectives and informing future game development. This thesis demonstrates games …

Optimizing Deployment Kit, Introducing Acceptance Threshold, Saleh A. Alshuhri

Theses and Dissertations

This article addresses the optimization of a specialized deployment kit crucial for air force operations, emphasizing the need for rapid and efficient aircraft deployment. Through a comprehensive analysis of historical data, the study aims to streamline the kit's contents without compromising effectiveness. The research suggests a potential reduction of 7.8%, with an impressive 60.5% decrease if a minimal 5% threshold is deemed acceptable. While the primary focus is on air force deployment, the broader implications extend to military entities, such as armies and navies, highlighting the applicability of the findings in enhancing deployment efficiency across various defense sectors.

The Impact Of Advancing Technology On Fire Control Radar Costs, Dustin M. Brewer

Theses and Dissertations

Radar systems are integral components of fighter aircraft, gaining heightened importance with the emergence of fifth-generation variants. Among these systems, fire control radar plays a crucial role by providing pilots with unparalleled long-range sensing capabilities vital for navigation and target identification. The rapid evolution of radar technology is deemed essential to align with the evolving mission requirements, a factor anticipated to significantly impact radar system costs. This research investigates the influence of evolving technology on fire control radar development and production costs. To accomplish this objective, radars are categorized into generations based on existing literature, and a comparative analysis is …

Integrating Eod And Readiness Competencies Into The Ce Cgo Competency Framework, Kristina L. Johnson

Theses and Dissertations

In the last few years, the strategic focus of the United States defense posturing has shifted from legacy conflict in the Middle East to focusing on the Pacific with increased emphasis that Airmen must be educated and trained to deter or prevail in any conflict. To achieve this goal, the Department of Air Force (DAF) has evolved to utilizing a competency-based education framework with the Civil Engineer career field adopting this strategy and releasing the first version of their occupational competencies in 2020. However, DAF force posturing has evolved since 2020. With the new deployment system, Agile Combat Employment scheme …

Challenges That Inhibit Sbir Commercialization: The Small Businesses’ Perspective, Hart J. Holt

Theses and Dissertations

Every year the United States invests $3.2B in the Small Business Innovation Research (SBIR) Program. The program seeks to promote innovation among the nation’s small businesses. This research considers challenges faced by small businesses working with the DoD, which accounts for half of the annual SBIR investment. We surveyed participating businesses with open-ended questions to understand their perspectives. Our data consists of 286 responses from firms that have held Air Force SBIR contracts. Using Qualitative Content Analysis, we identified five categories of challenges: SolverSeeker Disconnect, Funding, Engagement, Processes, and Seeker Education. Furthermore, the results of a statistical analysis indicated that …

Standardization Of Risk Classifications For Unmanned Space Vehicle Missions, Collin A. Gwaltney

Theses and Dissertations

This paper seeks to model risk classification levels (A-D) for 122 Space Vehicle programs. Models include multinomial logistic regression as well as random forest, a machine learning technique based on decision trees. We use independent variables (IVs) which are theoretically correlated to risk class for the regression and one random forest model. We then include all IVs and allow the random forest technique to use those which provide the most information on risk class before paring down the number of IVs to only 7. We show that the accuracy of predictions increases from 62% to 87% by using random forest …

Improving Rogue Radio Emitter Detection Using Siamese Networks, Mason Wright

Theses and Dissertations

Radio Frequency Fingerprinting (RFF) is the process of creating discerning signatures of emitted radio signals, most often with the goal of identifying specific devices again in the future. The security benefits of this task are intended to build upon current software-based authentication by making use of multi-factor authentication (MFA), but the related task of being able to reject unwanted emitters is limited. This paper presents a Siamese network trained on two different extracted fingerprints of raw Wi-Fi signals, along with a verifier to perform classification and rogue device detection. It was found that fingerprints using the Distortion Reconstruction (DR) technique …

Gamma Protection Factor For A Surrogate Armored Vehicle Exposed To The Us Army Fast Burst Reactor, Ian J. Poropat

Theses and Dissertations

This work measures the Gamma Protection Factor (GPF) of a steel cube, which is meant to serve as a surrogate for armored vehicles. The GPF is measured at the White Sands Missile Range Fast Burst Reactor (FBR) and is modeled using MCNP® v6.2 transport simulation software. When exposed to the FBR, the GPF is found to depend roughly linearly on the distance between the reactor core and steel cube. The GPF is determined to be 1.176 ± 0.00067 at 9.21 m, 1.098 ± 0.0011 at 26.16 m, and 1.033 ± 0.00082 at 42.92 m. MCNP® estimates the GPF for the …

Simulating Human-Autonomous Aircraft Teams In An Anti-Access Area Denial (A2ad) Environment, Michael Kaminski

Theses and Dissertations

The role of autonomy has evolved recently, demanding tighter integration between human and autonomous systems, particularly in highly contested A2AD environments. Near-peer adversaries have modernized their integrated air defense systems (IADS), diminishing the current advantages of the United States Air Force. To regain air dominance, efforts like the Collaborative Combat Aircraft (CCA) program are underway, aiming to deploy unmanned autonomous alongside manned next-generation fighter aircraft. This research assesses various operational concepts, focusing on autonomous tactics post-manned fighter loss, strike timing of independent teams, and weapon configuration observability. Using the Advanced Framework for Simulation, Integration and Modeling (AFSIM), an agent-based model …

A Reinforcement Learning Self-Play Approach For Informing Wargaming Analysis & Development, Kathleen A. Maclean

Theses and Dissertations

The integration of RL into wargames to learn strategic and operational insights is of interest to the United States Air Force. This thesis explores the application of a RL SARSA(λ) algorithm to the wargame Stratagem MIST. The primary objective is to select air and ground combat policies for the Blue Agent to effectively counter various opponent strategies across different terrains. This testing enables a comprehensive evaluation of the Blue Agent’s adaptability and performance under varying combat conditions. The use of basis functions, linear value function approximations, and specific air and ground strategies simplifies the state and action spaces of the …

Cost Estimating Relationships For Avionics Recurring Production Box Costs, Carla J. Cisneros

Theses and Dissertations

This research investigates a dataset of 286 Department of Defense (DoD) avionics boxes, employing regression methods to establish seven cost estimation relationships (CERs) for predicting avionics recurring production box costs. Not confined to T100 costs, three baseline models use Ordinary Least Squares (OLS) T100 cost, explaining 83%, 86%, and 83% of dataset variation. Additionally, four robust models depict mean and median, T100 OLS, and T100 non-linear learning curves, explaining 67%, 65%, 97%, and 87% of the variation. These models strike a balance between simple baseline and overly complex computational models. Identified cost drivers include weight, year of first flight, volume, …

An Introduction Of Adaptive Training Aid Concepts And Its Application To Accelerated Training For Air Battle Managers, John C. Gillispie

Theses and Dissertations

Over the years, the integration of artificial intelligence (AI) to enable autonomous systems has undergone transformative shifts in the Department of Defense (DoD), revolutionizing capabilities and strategic approaches. To further optimize these advancements, varying levels of autonomy have been introduced across critical military applications, spanning intelligence, surveillance, reconnaissance (ISR), air battle management, and offensive/defensive air operations. As the technological landscape expands, so do the opportunities for autonomy to augment operations through human-agent teaming. Within the Air Force, one notably cognitively demanding role that stands to benefit from these strides is that of the Air Battle Manager (ABM). In support of …

A Framework For Dynamic Combat Support Exercises, Sean R. Mccarty

Theses and Dissertations

Future armed conflict will be characterized by the unknown as adversaries innovate and evolve—surprise is inevitable. Current exercises provide inadequate opportunities for combat support forces to develop improvisational skills. This research proposes an extensible framework for human-in-the-loop control of exercises using a graph network for modeling combined with topological analysis and the resource-constrained project scheduling problem. This framework is assessed using the United States Air Force Silver Flag exercise as a case study with promising results.

A Model-Based And System-Theoretic Approach To Design Advanced Autonomy For Air Dominance Missions: A Loyal Wingman Case Study, Elizabeth S. Pennington

Theses and Dissertations

In contested air environments, safe coordination between decision-makers is paramount. Although the Department of Defense (DoD) prioritizes the development of Artificially Intelligent (AI) wingmen for air combat, a lack of methodology exists to design safe, holistic coordination between human and autonomous wingmen in the same environment. This thesis delivers a framework using Systems Theoretic Process Analysis Extended for Coordination (STPA-Coord) to analyze and design holistic coordination for the Loyal Wingman concept in an Air Dominance mission. STPA-Coord is a safety and hazard analysis process that uses Systems Theory to analyze and design coordination between decisionmakers in a system-of-systems architecture. Using …

Navigating Model-Based Systems Engineering (Mbse) Transition In The Department Of Defense (Dod): A Capability-Based Assessment (Cba) Use Case, Emily M. Tritschler

Theses and Dissertations

The Department of Defense (DOD) wants to implement Model-Based System Engineering (MBSE) to accelerate and improve the acquisition process of increasingly complex systems. However, the department has not provided the necessary guidance on how to fully implement MBSE into our systems. This provided the following research opportunity: select a common DOD process, create an MBSE methodology, generate a model in accordance with that developed method, record the cost of modeling, and interview the model recipients to characterize their opinions on the investment. The research created a twelve-step methodology for application towards the gap analysis and characterization phase of a Capability-Based …

Deploying Field-Capable Genome Sequencing: Human Performance Considerations Under Various Personal Protective Equipment Ensembles, Steven A. Torres

Theses and Dissertations

Field-portable genome sequencing enhances the Department of Defense's strategy for detecting biological threats, particularly in resource-limited environments. While current field-capable detection methods are effective, challenges in identifying emerging threats pose risks to personnel safety. As biotechnological advancements like portable nanopore genome sequencing can advance biological detection capabilities, the viability of conducting laboratory tasks under Mission-Oriented Protective Posture (MOPP) ensembles lacks sufficient data. This research assesses the effectiveness of tools like pipettes, centrifuges, vortexes, and nanopore sequencing within a MOPP ensemble. Novice participants were utilized to explore the extension of this capability, and they completed tasks in three conditions: Fatigues, Laboratory …

Optimal Trajectory Solutions For Unmanned Pursuer/Evader Offensive Counterair Including Engagement Zone, Alexander Hansen

Theses and Dissertations

This work considers a two-actor scenario of a faster, unmanned pursuer with an engagement zone (EZ) and a non-maneuvering mobile evader. The pursuer aims to capture an evader with a circular EZ. The EZ is dynamic and shifts as a function of the evader’s velocity vector. As the evader’s strategy changes, the EZ relative to the pursuer adjusts based on relative heading and speed of the two agents. Using nonlinear optimal control techniques, the optimal trajectory and minimum time to engage the evader are determined for various pursuer initial headings and positions through MATLAB simulation. The results build a control …

Lebanon Needs Food, Water, Medicine And Social Media, Elisabeth Croese

Theses and Dissertations

Lebanon has a history of instability, weak governance, and a strong civil society. The country has been in a state of crisis for decades and currently, the state is experiencing multiple crises at once. Political tensions, an economic crisis, and plummeting of the Lebanese Lira, together with the COVID-19 crisis have amounted to the instability of the state. All these tensions escalated even further when Beirut experienced a huge explosion in the port on 4 August 2020, killing over two hundred people and injuring thousands.

Civil society organizations play a crucial role in the development and survival of Lebanon. In …

When And Why Do Arabs Verify? Predicting Online News Verification Intention During The 2023 Gaza War, Menna Elhosary

Theses and Dissertations

Guided by the network gatekeeping and secondary gatekeeping theoretical frameworks, this study employed a 2 (news headlines: pro-Palestine/anti-Palestine) x 2 (news sources: the Times of Israel/Al-Jazeera English) experiment embedded in an online survey on a purposive sample of Arab social media users (N= 452), aiming to understand the antecedents of online news verification during the 2023 Gaza War1. The study investigated the motives that might have encouraged or discouraged Arabs from verifying the war-related news circulated on social media. A model was proposed to examine the role of confirmation bias in shaping perceptions about sources and messages, thereby impacting online …

Mechanical And Electromagnetic Properties Of Incorporating Graphene Oxide In Cementitious Mixtures, Cherif Khalil

Theses and Dissertations

This multidisciplinary study aimed at investigating the impact of incorporating graphene oxide (GO) on the mechanical properties and electromagnetic (EM) shielding effectiveness of cementitious mixtures, as well as critically examining the mechanism with which GO affects their microstructure properties. Analysis of the literature review showed that there are discrepancies in reporting the impact of GO on the mortar mix. Consequently, this study focuses on exploring the cause for such discrepancies and identifies three main factors which are thoroughly investigated. The factors were the different sonication energies applied to the GO (Shear Mixing, 1.5 kJ/ml, 3 kJ/ml and 6 kJ/ml), the …

The Black Arts And Black Power Movements In The Artwork Of John T. Riddle, Jr., Isabella Vitti

Theses and Dissertations

This thesis examines the under-studied work of the Black sculptor John T. Riddle, Jr. and how he was influenced by the politics of Los Angeles in the 1960s and 1970s. Police brutality, the Vietnam War, the Black Power Movement, and the Watts uprising had a major impact on Riddle’s work.

The Rise Of Domestic Travel Imagery During Isolation: Looking At The Seclusion Of Japan And England, Tiffany I. Kang

Theses and Dissertations

This thesis outlines the periods and conditions of isolation, of Japan and England, and how they have contributed to the rise of domestic travel imagery. The limited travel caused by isolation provided a time for interior thinking which resulted in distinct artistic genres central to the identity of both countries.

From The Deceptive Delinquent To The Illusive Illicit Alien: A Qualitative Study Of 21st Century United States Border Security Law Enforcement’S Capabilities, Competencies, And Capacities Designed To Counter Transient Criminality Recruitment, Christopher C. Palme

Theses and Dissertations

The transient criminal enterprise progressively evolved through expansion of illicit trafficking pathways throughout the 21st century. Scholars and practitioners share roles and responsibilities in missed opportunities to combat transient criminality. The Intelligence Community’s intelligence process is deficient in timely production and dissemination of their products. Starting with the transient criminality recruitment process, a correlated lack of psychosocial training programs dedicated to countering the transient crime threat exists. This study is rooted in sociological theory. It addresses Homeland Security dilemmas through the theoretical lens of sociology of security (Bajc, 2013) and is enhanced by concepts from Social Identity (Tajfel, 1979), Social …

American Public Diplomacy And Propaganda Efforts To Change “Hearts And Minds” In A Soviet Satellite State (Bulgaria) During The Cold War, 1945-1991, Kristian Kafozov

Theses and Dissertations

This dissertation investigates and demonstrates the nature and impact of public diplomacy and propaganda efforts employed by the United States of America across Eastern Europe throughout the Cold War, focusing on the People’s Republic of Bulgaria as a case study. Bulgaria's unique position as a steadfast ally of the Soviet Union underpinned by a deep-rooted Russian-Bulgarian “special relationship” (based on shared cultural, religious, and political ties forged over the course of a century), makes it an especially compelling subject for understanding the effectiveness of American initiatives in penetrating even the most loyal Soviet satellite states during the Cold War. This …

Nostalgia For The Never Was: Ideals Of Family, Nation, And Masculinity In The Blockbuster Films Of The Reagan Era, Patrick M. Zwosta

Theses and Dissertations

This dissertation offers a cultural history of the symbiotic relationship between consumerism, nuclear war and the ideal of the nuclear family as these concepts are reflected in popular film franchises launched in the 1980s during the heyday of Ronald Reagan’s presidency. Each chapter studies the strong correlation between blockbuster film and Reagan’s militarism, his invocations of family values, and most importantly, his investment in turning American politics into a nostalgic movie promising a happy Hollywood ending. Chapter One discusses James Cameron’s The Terminator as a warning for what can happen if a society is too reliant on technology and consumption …

Notes On A Centrifugal Chiller: Listening And Breathing The Boundaries Of Circulatory Architecture, Chrystine Rayburn

Theses and Dissertations

"Notes on a Chiller" unfolds as a series of site responsive and performative exercises that activate, modulate, and translate the immense voice of Virginia Commonwealth University’s Siegel Center water-cooled chiller, a climate control system that regulates the atmosphere of the university’s sports arena. Using individual and collective listening and sound-making practices to harness the building’s noisy system, the piece culminates in a multi-channel, audio-visual installation and performance that explores the multi-sensory exchange and entanglement of listening, breathing, and moving with a building’s circulatory system.

From Command Posts To Corporations: Applying United States Marine Corps Leadership Development To Corporate Organization Development, Paul D. Gowin

Theses and Dissertations

This research investigates the applicability of the United States Marine Corps (USMC) leadership development (LD) to corporate organizational development (OD). Despite significant investment in LD, many corporate programs do not meet expectations, highlighting the need for effective models. The USMC LD approach, emphasizing personal and subordinate leadership skills development, mission accomplishment, and team welfare, presents a unique model for exploration. This study examines the integration of USMC leadership components-traits, principles, and core values-into corporate leadership roles and evaluates the perception of USMC veterans on their applicability in corporate settings. The research employs a mixed-methods approach, combining quantitative surveys of 125 …

Strategies And Best Practices For Career Advancement For Female Officers In The United States Military, Kayleigh Axtell

Theses and Dissertations

Although there have been significant policies in support of advancing women in the military, they still face many challenges in advancing their careers. Nonetheless, women still have the desire and propensity to serve and work toward higher-ranking leadership positions. Prior research has utilized both qualitative and quantitative research and data from veterans and a combination of officers and enlisted personnel. This paper adds to the literature by using a qualitative, phenomenological approach leveraging the lived experience of active-duty female military officers. Appreciative inquiry and best practices frameworks create the theoretical foundation for this research. Chapter 1 introduces the advancement of …

Veterans, Providers, Moral Injury, And The Integration Of Spirituality In Clinical Care, Claire Muldrew

Theses and Dissertations

Moral Injury (MI) is known to be prevalent among military populations, however, the integration of spirituality into the treatment of veterans with trauma/posttraumatic stress disorder (PTSD) is an understudied topic. This systematic review sought to explore how mental health clinicians and chaplains view the integration of spirituality in the course of clinical care with traumatized veterans who experience MI. Utilizing qualitative methodology, the existing knowledge base was studied to shed light on this topic and to also identify the similarities and differences between these types of providers. The meta-aggregation approach was applied to analysis of the available data and a …

Cybersecurity—The Human Element, James Mcgibney

Theses and Dissertations

This phenomenological study’s objective was to review the existing initiatives for cybersecurity awareness and training that are in place for the K-12 education system throughout the United States. Every facet of life is now plagued by the potential, perceived, and real threat of cyber warfare, which includes, but is not limited to, K-12 schools throughout the United States. Massive cascading effects result from cybersecurity breaches, and some are so severe that the targeted organization is forced to shut down. The digital anatomy of these massive hacks' origins is sometimes overlooked in their context. Even if they have the best intrusion …