Digital Commons Network^™

Neural Network Supervised And Reinforcement Learning For Neurological, Diagnostic, And Modeling Problems, Donald Wunsch Iii

Masters Theses

“As the medical world becomes increasingly intertwined with the tech sphere, machine learning on medical datasets and mathematical models becomes an attractive application. This research looks at the predictive capabilities of neural networks and other machine learning algorithms, and assesses the validity of several feature selection strategies to reduce the negative effects of high dataset dimensionality. Our results indicate that several feature selection methods can maintain high validation and test accuracy on classification tasks, with neural networks performing best, for both single class and multi-class classification applications. This research also evaluates a proof-of-concept application of a deep-Q-learning network (DQN) to …

Factors Affecting Covid-19 Pandemic, Linrui Han

Masters Theses

“COVID-19 has affected our daily lives in many aspects, such as work, healthcare, education, business, and social. With the quick spread of this new coronavirus, many countries quickly fell into a pandemic control and management mode. It has been more than one year since the discovery of COVID-19, but until now, COVID-19 is still affecting our lives and our daily operations. The research consists of two papers focusing on different factors affecting the COVID-19 pandemic. The first paper studies the effect of ICT and healthcare expenditures on the COVID-19 management and control. The second paper focuses on the impact of …

Values Of Trust In Ai In Autonomous Driving Vehicles, Ru Lian

Masters Theses

“Automation with artificial intelligence technology is an emerging field and is widely used in various industries. With the increasing autonomy, learning, and adaptability of intelligent machines such as self-driving cars, it is difficult to regard them as simple tools in human hands. At the same time, a series of problems and challenges such as predictability, interpretability, and causality arise. Trust in self-driving technology will impact the adoption and utilization of autonomous driving technology. A qualitative research methodology, Value-Focused Thinking, is used to identify the values of trust in autonomous driving vehicles and analyze the relationship between these values”--Abstract, page iii.

The Exclusivity Of The Christian Faith: A Case For Christ-Alone In A Culture Of Relativism, Brandon Keith Sinclair

Masters Theses

The proposition of absolute and exclusive truth in a culture permeated by relativism is among the most important discussions of today. The answer to this dilemma is imperative. Relativism has not only taken captive secular society, it has infiltrated the thinking of many professing Christians. The traditional Christian message has always been one of exclusivity and Christ-alone. The challenge for the Christian Apologist in a culture of relativism is three-fold: Establish the existence of absolute and exclusive truth, nullify the arguments presented by relativism as unreasonable, illogical, and fallible, and to make a solid case for the unsurpassable uniqueness of …

Animal Assisted Intervention And How It Can Improve Attention And Positive Emotion, Alexis D. Mcintosh

Masters Theses

The purpose of this study is to determine if animal-assisted intervention, known as ATT, can improve a person's attention span and assist with a better emotional state. In this study, attention is being measured by a facial recognition attention task, and emotional state is being measured by a portion of the Watson and Clark (1994) Emotional State-Adult Protocol. Animals may not have words with which to communicate; however, they can, and do, respond to emotional distress when they have been correctly trained. There have been numerous studies in which this kind of therapy has successfully helped a client to improve …

Immortality Through Mind Uploading And Resurrection, Adam M. Leis

Masters Theses

Technology in the last century has flourished exponentially. Previous fantasies are becoming cutting-edge discoveries like global communications, encyclopedic knowledge at the average person’s fingertips, and even medical advances used to improve and extend one’s quality of life and life expectancy. As technology pushes the boundaries of what is possible, ambitious visionaries look to solve the arguably greatest problem known to humanity: death. Transhumanists aiming to use technology to overcome this great human limitation, mortality, present the newest proposed solutions to life’s oldest challenge. One of these solutions, mind uploading, is perhaps the most ambitious, but it is not without its …

A Comparative Visual Content Analysis Of The Cdc And Who Covid-19 Infographics, Manushri Pandya

Masters Theses

"In this study, I conducted a comparative visual content analysis of the CDC and WHO COVID-19 infographics. I considered infographics as an important genre of communication during such times because they not only provided sufficient information to the audience but did so in an engaging manner. The goal of my study was to think about the role of infographics in the context of health and risk communication during a pandemic, and to emphasize on the rhetorical elements that constitute the creation of infographics by major health organizations. I specifically focused on three elements: the kinds of information communicated through infographics, …

Analysis Of Refracturing Activities In The Major Shale Plays In The United States, Faisal Shammam

Masters Theses

"Refracturing of existing horizontal multistage wells has increased over the past decade in the oil industry. This work aims to investigate all the refracturing operations in the most active shale plays in the united states (Bakken, Niobrara, Marcellus, Permian, Eagle Ford, Barnett, and Haynesville) in terms of completion technique, candidate selection, treatment types, and refracturing production efficiency. To collect the data of the refractured wells, an advanced data analytics approach was applied to separate the refractured wells from 170,000 wells reported in FracFocus, a public chemical registry for hydraulic fracturing in the United States, and combine it with DrillingInfo database, …

Predator Scent And Presence Alter Mammal Assemblages In The Missouri Ozarks, Usa, Cara Jean Yocom-Russell

Masters Theses

"Species that are vulnerable to predation exhibit a host of behavioral and physiological adaptations toward the avoidance of this outcome: Heightened awareness of surroundings through visual, olfactory, and auditory senses are common ways in which these species avoid detection by predators. While links between direct predator-prey relationships are well established, less is known about how predators can shape overall community structure or the populations of secondary or less frequently consumed prey items. As humans expand into rural areas, the frequency of wildlife conflicts rises. In response, humans look to prevent these events with a variety of methods. One such method …

Optimization Of Transit Smart Card Data Publishing Based On Differential Privacy, Chenxi Chen

Masters Theses

“Privacy budget allocation is a key step of the differential privacy (DP)-based privacy-preserving data publishing (PPDP) algorithm development, as it directly impacts the data utility of the released dataset. This research describes the development of an optimal privacy budget allocation algorithm for transit smart card data publishing, with the goal of publishing non-interactive sanitized trajectory data under a differential privacy definition. To this end, after storing the smart card trajectory data with a prefix tree structure, a query probability model is built to quantitatively measure the probability of a trajectory location pair being queried. Next, privacy budget is calculated for …

Investigation Of The Sensitivity Of Human Arm To Small Interaction Forces During Physical Human-Robot Interaction (Phri), Fazlur Rashid

Masters Theses

“Understanding the human motor control strategy during physical interaction tasks is crucial for developing future robots for physical human-robot interaction (pHRI). Effective pHRI depends on humans communicating their intentions for movement with robots. In physical human-human interaction (pHHI), small interaction forces are known to convey their intent between the partners. It is speculated that small interaction forces contain significant information to convey the movement intention of pHHI. However, the mechanism underlying this interaction strategy is largely unknown. Hence, the aim of this work was to investigate what affects humans’ sensitivity to the interaction forces. The hypothesis was that small interaction …

Transfer Function Measurement For Automotive Intentional Emi And Thermal Runaway Investigation Of Lithium-Ion Battery By Intentional Emi, Woncheol Song

Masters Theses

"With an increasing demand for electric vehicles and autonomous driving, many components of a vehicle are being replaced as electric components. This implicates the possibility of an increase in the malfunction of electric components due to unknown electromagnetic interferences. In this reason, malicious intentional electromagnetic interference (IEMI) is being considered as a growing threat for the current and next generation of automotive technology.

In the first topic, the transfer function between the IEMI attacker and the engine control unit (ECU) circuit in an automobile is extracted to analyze how the IEMI affects the vehicle.

In the second topic, to mimic …

Communicating Uncertain Information From Deep Learning Models To Users, Harishankar Vasudevanallur Subramanian

Masters Theses

“The use of Artificial Intelligence (AI) decision support systems is increasing in high-stakes contexts, such as healthcare, defense, and finance. Uncertainty information may help users better leverage AI predictions, especially when combined with domain knowledge. I conducted two human-subject experiments to examine the effects of uncertainty information with AI recommendations. The experimental stimuli are from an existing image recognition deep learning model, one popular approach to AI. In Paper I, I evaluated the effect of the number of AI recommendations and provision of uncertainty information. For a series of images, participants identified the subject and rated their confidence level. Results …

Research And Development Of A Laser Hot Wire Deposition Process, Christopher Croft

Masters Theses

“Laser hot wire directed energy deposition (DED) is an increasingly popular method for improving deposition rates and overall reduction of build times in DED processing. While there is clear benefit, it is important to fully understand the impact of preheating the wire. This work focuses on developing a model that describes bead geometry output using all factors including the wire preheat. The model was fit with over 150 data points that explored a large range of each factor. The resulting model was then leveraged to evaluate a process control variable. The technique chosen used feedback from the hot wire system …

Biochemical Assay Invariant Attestation For The Security Of Cyber-Physical Digital Microfluidic Biochips, Fredrick Eugene Love Ii

Masters Theses

“Due to the devastating global impact that infectious diseases have had, especially in developing countries, the demand for access to adequate resources to combat sickness continues to be a heavy burden. Reliable and affordable diagnostics is a vital first line of defense in fighting outbreaks and providing accurate treatment. Digital microfluidics biochips capable of running multiple diagnostic tests on a single platform are an emerging technology that are increasingly being evaluated as a viable platform for rapid diagnosis and point-of-care field deployment. Although these systems offer many benefits, processing errors are inherent. Therefore, cyber-physical digital biochips are being investigated that …

Airbnbs In The Rural Midwest: Optimizing Listing Content For User’S Decision-Making Processes, Mary Catherine Kosacki

Masters Theses

This research examines the effectiveness of rural Airbnb listing content in influencing user decision-making. The peer-to-peer economy has been rapidly growing over the past decade, providing new opportunities for individuals to offer goods and services to other individuals through corporate platforms. Specifically, the Airbnb platform has rapidly grown, becoming the largest online platform for peer-to-peer property rentals, and one of the largest companies in the peer-to-peer sector of the economy. Previous research on the Airbnb platform has focused primarily on urban areas; however, Airbnbs have a proportionally large impact on local economies in rural areas.

Several methods were employed to …

A Meta-Analysis: Gamification In Education, Yalin Wang

Masters Theses

“Gamification has been used in a variety of contexts including education. In order to understand the effects of gamification in education, a meta-analysis was conducted. A bottom-up approach was used to analyze the effects of game design elements on learning outcomes found in the literature search. The result suggests that gamification can enhance student learning outcomes. Elements such as points, leaderboards, competitions, progress bars, feedback, and collaboration have medium to large effect sizes. Gamification also has larger effects on young children in elementary education than learners at other education levels. The study offers suggestions and guidelines for educators on the …

Investigating The Role Of Collegiate Athletic Director In Addressing Head Trauma Prevention, Clay Thomas Roe

Masters Theses

Within collegiate athletics, there is a growing interest in the management of head trauma incidents. This qualitative study was designed to answer two research questions: (1) What is the role of athletic directors in the management of head trauma prevention? (2) What are the major concerns of athletic directors regarding head trauma prevention and what should happen in the future? Findings from the research questions revealed three themes: (a) Indirect mention of head trauma prevention in athletic director job description, (b) athletic director delegation to medical professionals, and (c) athletic directors want more research and education on head trauma prevention. …

The Kitchen Table: Relationships With The People, Food And Land That Sustain Us, Chelsey Frost

Masters Theses

The purpose of this paper is to examine the ways in which interactions with food and around food affect an individual’s sense of self, connection to community as well as to friends and family, and sense of place. Short, personal narrative gives way to discussion of such themes and ideas as home, homemade food and terroir. It becomes clear that acts of celebration of and gratitude for food, particularly in connection with a specific place or line of heritage, play necessary roles in the development of our personal identities and in our search for belonging. These stories are based on …

Exploring Multimedia Storytelling As A Novel Tool To Inspire Americans To Participate In Wildlife Conservation, Megan Brief

Masters Theses

Human and nonhuman animal lives are intimately entangled. In the age of the Anthropocene, it is imperative to reexamine our proximity and kinship with nature. Human-wildlife conflict can evolve into coexistence through conservation efforts marked by creativity and compassion. To inspire conservation action among North American audiences, we must enact novel ways of disseminating scientifically technical concepts. Multimedia storytelling can encourage equitable involvement among lay participants in conservation spaces. When inclusive of Indigenous knowledges, and conscious of damage narratives, such innovative stories can empathetically communicate wildlife degradation and injustices, as well as animate vulnerable human and nonhuman communities.

Overcoming The Myth Of The Contemporary “Starving Artist”: An Exploration Into The Fusion And Viability Of A 21st-Century Career In Art And Design, Miranda M. Myles Jackson

Masters Theses

This research explores the myth of the “starving artist” surrounding the pursuit of a career in the arts. Artists are often dubbed as starving due to the pre-conceived notion that careers in art do not provide longevity or financial stability. Due to this stigma, budding creatives are often dissuaded at home, school, or both from pursuing a career doing what they love. Arts programs are often cut and or remain underfunded, mainly due to this biased perception. Research indicates that careers in the arts have expanded exponentially due to its merge with various fields. According to both the STEM vs. …

Nexgen Create: Graphic Design Interface, Mary Kate Elizabeth Morgan

Masters Theses

Students today do not have many options for college or career preparation in the artistic or creative fields. There are many options when it comes to creative careers that students and parents do not know about. There were 266,300 graphic designers recorded in the US in 2019. Based on the additional graphic designers entering the field and those retiring, in the next 10 years, it is expected that the US will need 16,700 new graphic designers to fill those positions. (See Graphic Designer Overview) This project focuses on teaching the next generation skills in graphic design to apply to college …

Living My Best Life Gifting Program, Jessica Gilmore

Masters Theses

Living My Best Life (LMBL) is a qualitative research study that explores how creative products can help provide a positive impact on children. Research shows that various forms of art are utilized in therapy, classroom settings, outreach programs, and in homes to help children overcome complicated, disturbing, and disruptive behavior due to adverse circumstances they have experienced in their life. The research revealed how strategy that utilizes and implements creative products and activities can actually alter the perspective of children in a more productive and optimistic manner. The products serve as long and short-term interventions against negative thoughts and actions. …

Christmas In The Lutheran Tradition: A Worship Service Of Music And The Word, Brian E. White

Masters Theses

Christmas in the Lutheran Tradition is a worship ministry project originally designed to fulfill the desire for a Christmas Cantata with a focus on the Lutheran love of music as part of worship service. The thesis includes discussions about the early origins of the Christmas celebration and Martin Luther’s incorporation of congregational singing as part of worship service. The thesis details the author’s original concept and the multiple alterations that became necessary as the community, state and nation continued to struggle with the Covid-19 pandemic in the year 2020. The thesis briefly discusses the North Dakota responses to the increasing …

Staves & Stones: The Truth Of Runic Tradition, Josiah John Duff

Masters Theses

The research problem and task for this thesis was in the analysis of the Old Norse Futhark, or written runic language and how it has been represented through history. In order to educate the reader with a greater understanding and put the runes in context, the runes are analyzed thoroughly before being compared and contrasted to other runic systems that have been represented in modern media. The objective being to identify these similarities and differences in each language and maintain a consistent criteria to measure each language, via original use, design and form, and in-mythos development. Using this criteria and …

Google It! Supplementing Instructional Material In The Secondary Band Classroom With The Google Suite, Jacob Elder

Masters Theses

In order to meet the needs of the students of the 21st century, the traditional methods for teaching in the secondary instrumental music classroom should be updated. The Google Suite coupled with a variety of commonly used instructional music technology programs is one way to modify the traditional classroom to accommodate modern learners. Data from case studies, information on effectively using the Google Suite, and supplemental programs to use for blended instruction are included as resources for the 6th-12th grade band classrooms. Since technology is rapidly changing, the subsequent information and tools provided will be updated continually. Keeping current on …

Tracing Relations Between Attachment, Social Media Use, Self-Esteem, Loneliness, And Depression: A Mediation Model, Meagan Patricia Sabo

Masters Theses

An extensive amount of correlational research has well-established the link between insecure attachment style and subsequent adverse interpersonal and psychopathological outcomes. Moreover, the rise of social media has precipitated a shift in the methods by which individuals communicate; consequently, this has resulted in the shifting of preexisting dispositions toward dysfunctional behaviors to a more ubiquitous route of manifestation. Given that attachment literature has indicated notable differences in both underlying mechanisms and resulting outcomes of both avoidant and anxious attachment, examination of this alongside social media use provides valuable insight into potential relationships between the two. Further, research has examined the …

The Impact Of Political Culture On Political Reactions: A Case Study Of Eu Sanctions On Russia, Kenzie Robin De Keyser

Masters Theses

The political impact of European Union (EU) sanctions on Russia is complicated by the political culture of the Russian state and the economic interdependencies of the EU bloc and the Russian Federation. This study explores the impacts of European Union sanctions on Russian politics, using economic interdependence and the political culture of Russia to help explain both the political effects of the sanctions on Russia and the overall Russian political reaction to the scenario that is unfolding. The foundations of government, political society, and political norms within Russia can be found throughout the different bases of Russian political culture which …

Intelligent Roadside Unit Deployment In Vehicular Network, Xiangyu Xu

Masters Theses

Intelligent Transportation System (ITS) has been an important research area in building the foundational infrastructures of self-driving vehicles and improving traffic efficiency of future transportation systems. Scientists have been hoping to incorporate intelligence into traditional transportation systems to help reduce the risks, accident rates, traffic congestion, and even environmental emissions.

There are many research works that have been focused on the communication part of ITS, such as vehicular networks, which collect data from vehicles and send it to the cloud for analysis. In the vehicular networks, Roadside Unit (RSU) is a key infrastructure as an intermediate layer between the vehicles …

How Do Food Shopping Behaviors Differ Between High-Income And Low-Income Shoppers In The Grand Rapids Metropolitan Area?, Alison M. Cooney

Masters Theses

Background: The social determinants of health and health equity are influenced by access, environment, and socioeconomic status (SES). Health inequities are preventable and can be avoided with systemic policy change surrounding the distribution of wealth and resources. Few studies have researched the differences in different income levels and the influence income has on food shopping behaviors.

Objective: The purpose of this study was to investigate the differences in food shopping behaviors between high-income and low-income shoppers living in the same zip code. Subjects Sixty-eight individuals who live in the 49341 zip code which represents a small city in Kent County, …