Digital Commons Network^™

Revisiting Android Permission Evolution Through Temporal Analysis: A Data-Driven Study Of Behaviors And Implications, Ali Al Kinoon

Graduate Thesis and Dissertation post-2024

Malicious applications continue to pose significant privacy and security risks within the Android ecosystem, often exploiting user permissions and obscuring data collection practices behind opaque privacy policies. To address these challenges, this dissertation presents a comprehensive framework for enhancing Android app security through dataset construction, permission behavior analysis, and privacy policy classification. The framework systematically investigates key issues such as dataset fidelity, permission misuse, model performance, and the alignment between declared and actual data practices. Through a combination of empirical analysis and machine learning techniques, this work advances the development of more transparent and secure mobile applications. The first part …

Morphology, Evolution And Host-Driven Convergence In Ichneumonidae (Hymenoptera, Ichneumonoidea), Davide Dal Pos

Graduate Thesis and Dissertation post-2024

Understanding the functional and evolutionary significance of morphology is fundamental to interpreting the tree of life. In recent years, emerging tools have enabled broad-scale analysis of discrete morphological data and facilitated the study of entire phenomes, helping to re-establish morphology as a central component of evolutionary research. These advances allow us not only to examine individual traits in detail but also to compare them across taxa and explore their evolutionary trajectories. This approach is particularly critical when studying hyperdiverse groups that exhibit both high levels of morphological convergence and complex life cycles intricately tied to host use. A prime example …

Scalable Embedded Parallel System With Implementation Of Multi-Node Encryption, Binh Pham

Graduate Thesis and Dissertation post-2024

The advancements in artificial intelligence (AI) and other innovative technologies promote a demand for high-performance processing systems, underscoring the importance of parallel computing. As a result, the application of parallel systems has spread across various domains. Most of the existing parallel systems are implemented on Field-Programmable Gate Arrays (FPGAs), which require complex designs and adjustments from the user and are often costly despite some performance benefits. This work explores an alternative approach by implementing a parallel system with a distributed memory protocol on affordable and commercially available microcontroller platforms to provide a scalable and cost-effective system. The proposed parallel system …

Marine Ecosystem Services Disruption And Social Violence, Rafael Hurtado-Valdivieso

Graduate Thesis and Dissertation post-2024

Over the past century, human activities have profoundly altered ocean and coastal ecosystems, significantly impacting communities whose livelihoods depend on these environments. This dissertation explores how disruptions in marine ecosystem services contribute to the emergence of social violence in coastal communities, with a specific focus on the Colombian Caribbean. While prior research suggests a potential link between environmental degradation and conflict, empirical evidence remains limited and inconclusive. This study addresses that gap through a multi-method, interdisciplinary approach that integrates environmental science, political science, and computational modeling to examine the mechanisms linking ecosystem disruption to social violence.

The research follows a …

Bridging Data Gaps And Forecasting Challenges In Water Quality Monitoring Using Deep Learning, Rohan Gudla

Graduate Thesis and Dissertation post-2024

Reliable water quality monitoring is critical for protecting public health and enabling sustainable environmental management. However, high rates of missing data often exceed 40% due to sensor failures and operational disruptions severely undermine the utility of environmental monitoring systems. To address this challenge, this thesis presents a three-stage deep learning framework designed to enhance the accuracy and resilience of water quality forecasting. First, a Bidirectional Long Short-Term Memory model with Attention and Autoencoder Modules (BiLSTM-AAM) is introduced to impute long, irregular gaps in multivariate time series. Applied to real-world data from the St. Lucie River Basin, the model achieved a …

Enhancing Intelligent Transportation Systems: Scalability, Emulation, And Applications Of V2x Communication For Connected And Autonomous Vehicles, Ghayoor Shah

Graduate Thesis and Dissertation post-2024

The integration of Vehicle-to-Everything (V2X) communication is a key advancement for Connected and Autonomous Vehicles (CAVs), enhancing the safety, efficiency, and intelligence of modern Intelligent Transportation Systems (ITS). While Autonomous Vehicles (AVs) rely heavily on onboard sensor data for situational awareness, they remain limited in non-line-of-sight scenarios, which can lead to critical driver errors and accidents. V2X communication extends this awareness by enabling real-time exchange of information beyond sensor range, improving decision-making and reducing collisions.

Two primary V2X technologies are Dedicated Short-Range Communication (DSRC) and Cellular-V2X (C-V2X). While DSRC, based on IEEE 802.11p, was initially prominent in research, C-V2X, standardized …

Accurate And Efficient Orbit Probability Approximation Framework For Space Situational Awareness, Pugazhenthi Sivasankar

Graduate Thesis and Dissertation post-2024

Uncertainty Propagation in astrodynamics has gained importance in space situational awareness (SSA) problems such as space debris tracking, collision avoidance, and Cislunar operations. In this dissertation, the technique of Orbit Probability Approximation (OPA) is developed. OPA propagates orbital uncertainty using Liouville’s theorem with different functional approximations. First, OPA is formulated with Chebyshev polynomials to propagate the uncertainty on a geocentric planar orbit problem and then validated using two sources of satellite data: GRACE navigation data from the Jet Propulsion Laboratory (JPL) database, and FireOPAL ground-based observer provided by Lockheed Martin. In this validation process, OPA propagates uncertainty without using any …

American Muslim Women’S Experiences With Pregnancy And Childbirth In The United States Healthcare System, Salema Mohamed

Graduate Thesis and Dissertation post-2024

Muslim women adhere to specific religious beliefs and practices, which can inform their healthcare decisions and requirements during pregnancy and childbirth. Despite an increase in the Muslim population in the U.S., there is currently limited research on Muslim women's maternity care and experiences. To address the gaps in knowledge, this study explored Muslim women’s experiences with pregnancy and childbirth in the U.S. Data consists of interviews from 20 Muslim women who had pregnancy and childbirth in the U.S. A thematic analysis was used to analyze and report the findings. The findings revealed that modesty was a significant concern during pregnancy …

“Rights Not Rescue”: How Stigma Influences Harmful Legislation Toward Sex Workers In The Deep South, Abigail Mckenzie Conover

Graduate Thesis and Dissertation post-2024

In the United States, while prostitution or sex work is not explicitly illegal at a federal level, certain characteristics have been criminalized, mainly in indirect ways. This is significant when considering the different ways that sex work is regarded (both positively and negatively) at an institutional level. The current study examines the potential correlation between structural/institutional stigma regarding sex work/sex workers and legislation meant to directly or indirectly harm sex workers. The overall goal of this research was to answer the following question: How does structural/institutional stigma against sex workers present itself in legislation? To accomplish this, I conducted a …

The Association Between The Social Determinants Of Health And Shared Decision Making: An Investigation Of The National Survey Of Children's Health, Vernon T. Headley

Graduate Thesis and Dissertation post-2024

Objective: Shared decision-making (SDM) is defined as a clinical approach that allows both physicians and patients to communicate on the best treatment options that will improve the patient's overall health outcomes. Shared decision-making plays a vital role in how parents engage with their physicians regarding the healthcare needs of their children. This dissertation assessed the association between the social determinants of health and shared decision-making regarding children’s health-related issues.

Methods: The data for the current research were the National Survey of Children’s Health (NSCH), combined 2017-2020. The dependent variable was shared decision-making and included discussing treatment options, raising concerns regarding …

Podcast Narratives Of Cybercrime Perpetration, Rebeka Rocco

Graduate Thesis and Dissertation post-2024

The growth of the internet and cybertechnology has created the opportunity for new types of crime. Given the recency of these developments, little is known about cybercrime perpetration and there is scant existing data gathered from those who have perpetrated cybercrime. This project applied thematic analysis to 30 episodes of a popular podcast focused on cybercrime to explore pathways men take to committing and continuing to commit cybercrimes against networks and information, financial cybercrime, and sales of products on illegal online marketplaces. Findings suggest that podcast narratives of perpetration reveal shifting motivations, gradual immersion in online deviant and criminal communities, …

Phase Retrieval And Fidelity Preserving Quantum Channels, Kai Liu

Graduate Thesis and Dissertation post-2024

This thesis investigates the preservation of fundamental quantum properties under noisy quantum processes. Motivated by the challenges of maintaining coherence and information integrity in realistic quantum systems, we study three distinct structural properties: phase retrievability, orbit injectivity, and fidelity preservation. Each property reflects a unique facet of how quantum information can be robustly encoded, distinguished, or compared in the presence of environmental interactions.

In the first part of the thesis, we analyze phase retrievable quantum channels which allow recovery of a quantum state up to a global phase. We provide structural characterizations using the Kraus representation and the joint spectrum …

"Identity (Change) Is Not A Joke, Jim!": The Role Of Change In Responsible Drinking Identity On Behavioral Change In College Alcohol Interventions, Angelina V. Leary

Graduate Thesis and Dissertation post-2024

Identity has long fascinated humans, and recent research has explored its role in behavioral change. Identity change may explain why some behavioral interventions are more effective than others. This dissertation examined this idea within the context of college student alcohol interventions. While numerous interventions exist for college students, only some appear to yield long-term effects. It was hypothesized that the key differentiator in effectiveness is how an intervention reshapes an individual’s responsible drinking identity. Participants (71.93% White, 59.40% Female) from a Southeastern university were randomly assigned to one of four intervention conditions: Deviance Regulation Theory (DRT), Personalized Normative Feedback (BASICS), …

Project Esperanza: A Pilot Study On Isolation, Belonging, And Hope For First-Generation Latinx College Students, Marangelie Velez

Graduate Thesis and Dissertation post-2024

This study is a two-part manuscript dissertation that explores and assesses culturally grounded strategies to best support first-generation Latinx college students (FGLCS), who often face unique academic and psychosocial challenges. The first manuscript is a conceptual exploration of the intersecting constructs of social isolation, belonging, and hope, and their impact on the well-being and academic success of FGLCS. Thematic analysis revealed the importance of mentorship, culturally relevant content, and opportunities for reflection and community-building. These findings informed the development of a psychoeducational intervention, Project Esperanza. The second manuscript introduces the pilot study designed to reduce social isolation and enhance belonging …

Youth Self-Injurious Thoughts And Behaviors: The Role Of Affect, Interpersonal Stress, And Parenting, Samantha J. Klaver

Graduate Thesis and Dissertation post-2024

Self-injurious thoughts and behaviors (SITBs) are associated with numerous adverse consequences, including an increased risk of suicide, for youth populations (Castellví et al., 2017; Kiekens et al., 2018). This study developed a more nuanced understanding of the factors associated with SITBs by examining proximal intrapersonal (i.e., daily youth negative affect) and interpersonal (i.e., daily youth interpersonal conflict) factors on youth SITBs utilizing experience sampling methods (ESMs). This study also examined how specific modifiable characteristics (i.e., parent-youth attachment and parental reflective functioning) may moderate these proximal associations. Results from a series of multilevel, mixed-effects negative binomial regression analyses conducted on a …

Breaking The Karen Curse: A Look At Anti-Mistreatment Signage's Impact On Customer Mistreatment Through Customer Empathy And Entitlement, Amanda Grinley

Graduate Thesis and Dissertation post-2024

This dissertation explores the phenomenon of customers mistreating service workers and examines how physical signage about customer behavior can influence the likelihood of such mistreatment occurring in a work environment. The impact of signage was studied broadly at an individual level in Study 1 by comparing the mistreatment service workers experience in workplaces with and without anti-mistreatment signage, and in more depth at an event level from the point of view of the customer in Study 2 using an experimental video vignette design. Results from the two studies indicate that anti-mistreatment signage can significantly reduce the likelihood of customer mistreatment …

Thriving Through Turbulence: Exploring Team Resilience Through An Adversity-Centered Lens, Krisztina Szabo

Graduate Thesis and Dissertation post-2024

Although adversity has been a central component of team resilience definitions (Fisher et al., 2022; Raetze et al., 2022), there is little known about how different characteristics of adversity influence team functioning. Drawing from Event System Theory (Morgeson et al., 2015), the dissertation examined the connections between adverse event characteristics (i.e., event novelty, criticality, disruption, duration), team processes (i.e., planning, collective sensemaking, strategy formulation, coordination, monitoring and backup behaviors), and team outcomes (i.e., team performance) in the context of a repeated measures research study. The results indicated that novelty and criticality of adverse events were significantly and positively related to …

Pride Or Prejudice: An Examination Of Queer Content In Florida High Schools, Niamh L. Harrop

Graduate Thesis and Dissertation post-2024

This thesis explores how queer individuals reflect on the presence—or more often, the absence—of queer content in their high school education. Despite increasing visibility of LGBTQ+ people in popular culture and legal reform, formal educational spaces remain largely heteronormative and cisnormative structured from a heterosexual and cisgender standpoint. Through a critical qualitative approach, this study draws on semi-structured interviews with 13 queer participants who attended high school in Florida in the years between the legalization of same-sex marriage in 2015 and the passage of Florida’s H.B. 1557 (“Don’t Say Gay” law) in 2022. Using thematic analysis, four key themes were …

Ucf Pegasus Plan - 5th Grade - Early American Inventions, Del M. Herman, Jaclyne Casella, Kathryn Garner

Pegasus Plans: Social Studies Unit Plans for Florida Teachers

During this unit, students will trace early American inventions' effects on the early United States and the business productivity of that era. Students will complete primary source analyses on the different inventions, take guided notes in a foldable on each invention, and participate in a collaborative project where students will create a PowerPoint on a particular early American invention in order to demonstrate proficiency in this unit.

Multiclass Cyberbullying Detection Using Advanced Neural Network Architectures: A Comparative Study Amidst The Covid-19 Pandemic, Mahyar Alinejad

Data Science and Data Mining

Amidst the COVID-19 pandemic, the digital communication landscape has seen an unprecedented rise in cyberbullying incidents. Addressing this critical issue, our study develops and evaluates a novel multiclass cyberbullying detection framework employing several advanced neural network architectures—namely Neural Networks (NN), Convolutional Neural Networks (CNN), Long Short-Term Memory networks (LSTM), and Gated Recurrent Units (GRU). Utilizing a balanced dataset created through Dynamic Query Expansion, this research benchmarks the performance of these models in accurately classifying cyberbullying according to specific victim attributes such as age, ethnicity, gender, and religion. Our results demonstrate that LSTM and GRU models, in particular, exhibit superior performance …

Multiclass Cyberbullying Detection Using Advanced Neural Network Architectures: A Comparative Study Amidst The Covid-19 Pandemic, Mahyar Alinejad

Data Science and Data Mining

Amidst the COVID-19 pandemic, the digital communication landscape has seen an unprecedented rise in cyberbullying incidents. Addressing this critical issue, our study develops and evaluates a novel multiclass cyberbullying detection framework employing several advanced neural network architectures—namely Neural Networks (NN), Convolutional Neural Networks (CNN), Long Short-Term Memory networks (LSTM), and Gated Recurrent Units (GRU). Utilizing a balanced dataset created through Dynamic Query Expansion, this research benchmarks the performance of these models in accurately classifying cyberbullying according to specific victim attributes such as age, ethnicity, gender, and religion. Our results demonstrate that LSTM and GRU models, in particular, exhibit superior performance …

"Star Sign" Of Subarachnoid Hemorrhage, Shivani Ruf

Florida Journal of Emergency Medicine (FJEM)

A 60-year-old female who was brought to the emergency department after a syncopal episode. She was found to have a subarachnoid hemorrhage (SAH) from a ruptured anterior communicating artery aneurysm. Her CT showed the classic "star sign" of SAH.

Living In Fear: Be Empathetic (Life)-Tool Kit, Desiree A. Díaz, Heather Peralta, Samantha Stephenson, Danny Hernandez, Geraldine Luzincourt, Syretta Spears, Ann Marie Parker, Trysten Altamirano

Nursing Handouts, Tools, and Other Documents

Open source materials to immerse learners in rural and public health experiences are needed to ensure the new work force is equipped to care for a variety of people in differing circumstances. Public health remains a vital yet underemphasized component within healthcare education, specifically nursing education. This often limits opportunities for students to develop the skills necessary to become strong advocates for equity and systemic change. A

This project emerged from a commitment to provide experiential opportunities replicating the communities we serve. A Empathy Walk and LIFE Clinic (Díaz et al., 2025) was created as a strategy designed to engage …

Ucf Libraries 2025 Faculty Research Showcase, Jasmine George, Patrick Green, Joe Bizon, Kristine Shrauger, Ying Zhang, Renee Cole Montgomery, Rachel Trnka, Mary Rubin, Min Tong, Arielle Petrovich, Jeanne Piascik, Sai Deng

Faculty Scholarship and Creative Works

The University of Central Florida (UCF) Libraries’ Faculty Research Showcase is a longstanding tradition that celebrates the scholarly achievements, research, and creative work of library faculty.

The 2025 Showcase features eight engaging presentations covering a diverse range of topics:

• Jasmine George – Student Engagement Initiatives Around Florida Academic Libraries

• Jasmine George & Patrick Green – Student Wellbeing at the Library

• Joe Bizon, Kristine Shrauger, Ying Zhang & Renee Cole Montgomery – Roadmapping Leganto Successfully

• Rachel Trnka – Florida Library History

• Mary Rubin – Escape the Ordinary: Escape Rooms as Active Learning Magic

• Min Tong …

Ucf Pegasus Plan - 2nd Grade - Symbol Explorers: Discovering Us And Florida Symbols, Jessica L. Elliott, Hailey Smith, Therissa Leo, Julia Cecelia, Fredrieka Clemons

Pegasus Plans: Social Studies Unit Plans for Florida Teachers

During this unit, students will identify essential American and Florida symbols and the symbolic meaning behind what they represent through hands on experiences, visual lectures, and exploratory projects. The students will participate in whole group and small group discussions along with actively engage in several comprehensive opportunities.

Teachers' Feedback And Students' Emotional Wellbeing In Writing Courses, Amar Bahadur Sherma

Journal of English Learner Education

While feedback is a corrective business in every sphere of human life, most students do not have a positive perception of teachers’ feedback. Previous studies have emphasized the relationship between students’ writing achievements and the effectiveness of teachers’ feedback. However, no substantial research on how teachers’ feedback affects students’ emotional well-being has been undertaken. This article examines the relationship between students’ understanding of their teachers’ feedback on their writing assignments and emotional wellbeing. Data was collected from (N = 63) Nepali undergraduate students through Google Forms. The Forms consisted of structured and unstructured questions. According to the data, a mismatch …

Artificial Intelligence (Ai) Literacy: A Necessity In Modern Language Education, Samarnh Pang, Engheang Nol, Kimkong Heng

Journal of English Learner Education

This article aims to discuss the importance of artificial intelligence (AI) literacy in the context of an AI-driven world and argues that it is a necessity in modern language education. The article answers a few questions, focusing on why AI literacy matters for language students and educators, what AI competencies should be promoted, and how AI literacy can be effectively integrated into the curriculum and instruction. The article also brings to the fore key considerations for implementing AI literacy in language education. These considerations include providing support to students and teachers to navigate the complexity of AI use, offering AI …

Enhancing Educational Outcomes For English Learners: The Role Of Culturally Responsive Teaching And Professional Development In Texas, Elisa Garcia, Kristi L. Santi

Journal of English Learner Education

The increasing population of English learners (ELs) in Texas public schools requires a focused approach to their education. This article explores the challenges faced by ELs, including the risk of misplacement in educational programs and the need for culturally and linguistically responsive teaching practices. Drawing on recent research, the article highlights the importance of professional development (PD) tailored to the unique needs of ELs. Effective PD programs should prioritize cultural and linguistic awareness, collaborative learning opportunities, and strategies for differentiated instruction. The article also discusses the significance of engaging parents and the community in supporting ELs. By implementing these recommendations, …

Everything Is Bigger In Texas: English Learners And The Difficulty Within Assessment, Identification, And Program Development, Gloria A. Avila, Kristi L. Santi

Journal of English Learner Education

This report explores the critical components of effective program placement for English learners, emphasizing the need for accurate assessment and identification processes to ensure appropriate placement. It highlights the rapid growth of the EL population, particularly in the state of Texas, and underscores the importance of developing tailored educational programs that meet the unique needs of English learners. By examining current practices and identifying key areas for improvement, this paper aims to enhance the academic and linguistic outcomes for English learners, ultimately fostering an inclusive and supportive educational environment.

The Science Of Reading, Writing, And Dual And English Language Learners, Vickie Johnston, Nika Verna

Journal of English Learner Education

This paper presents an evidence-based approach to meeting the needs of dual language and English Language Learners (ELL) that includes leveraging the skills and knowledge of the home language, oral language instruction, and the utilization of both effective writing instruction and multicultural children’s literature. This evidence-based approach includes insights gleaned from the science of reading (SOR) and research on writing development with ELLs and instruction needed to help their written communication skills. Practical classroom applications for using multicultural children’s literature include integrating the Universal Design for Learning (UDL) framework to ensure the literature chosen is necessary for some and beneficial …