A selection of faculty publications from the Department of Mathematics and Statistics, College of Sciences, Old Dominion University.

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Submissions from 2024

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Numerical Investigation and Statistical Analysis of the Flow Patterns Behind Square Cylinders Arranged in a Staggered Configuration Utilizing the Lattice Boltzmann Method, M. Abid, N. Yasin, M. Saqlain, S. Ul-Islam, and S. Ahmad

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Pigeon Strike!, John Adam

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Pigeon Strike!: Solutions for Fermi questions, October 2024, John Adam

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Shadow Hands, John Adam

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Shadow Hands: Solutions for Fermi Questions, September 2024, John Adam

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Snow Spheres and Ice Cubes, John Adam

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Snow Spheres and Ice Cubes: Solutions for Fermi Questions, February 2024, John Adam

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Utility in Time Description in Priority Best-Worst Discrete Choice Models: An Empirical Evaluation Using Flynn's Data, Sasanka Adikari and Norou Diawara

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The Geometry of Dynamic Time-Dependent Best-Worst Choice Pairs, Sasanka Adikari, Norou Diawara, and Haim Bar

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Infusing Machine Learning and Computational Linguistics Into Clinical Notes, Funke V. Alabi, Onyeka Omose, and Omotomilola Jegede

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Parametric Study of the Effect of Increased Magnetic Field Exposure on Microalgae Chlorella vulgaris Growth and Bioactive Compound Production, Sharanabasaweshwara Asundi, Sanurag Rout, Simone Stephen, Sanghamitra Khandual, Sandipan Dutta, and Sandeep Kumar

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Developing a Framework for Personalized Video-Based Quantum Information Science Education, Nikos Chrisochoides, Norou Diawara, and Michail Giannakos

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Automatic Hemorrhage Segmentation In Brain CT Scans Using Curriculum-based Semi-Supervised Learning, Solayman H. Emon, Tzu-Liang (Bill) Tseng, Michael Pokojovy, Peter McCaffrey, Scott Moen, and Md Fashiar Rahman

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Inexact Fixed-Point Proximity Algorithm for the ℓ₀ Sparse Regularization Problem, Ronglong Fang, Yuesheng Xu, and Mingsong Yan

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A Copula Discretization of Time Series-Type Model for Examining Climate Data, Dimuthu Fernando, Olivia Atutey, and Norou Diawara

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Evaluating the Experience of Teen-to-Teen Crisis Line Volunteers: A Pilot Study, Catherine R. Glenn, Taylor Kalgren, Sandipan Dutta, Raksha Kandlur, Kelsie K. Allison, Annie Duan, Cheryl Karp Eskin, Morgan Leets, and Madelyn S. Gould

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Contemporary Voter Suppression: Impact on the 2020 General Election, Tiffany Henley, Samuel Brown, Norou Diawara, Md Iqbal Hossain, and Gregory Rivera

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Weak-Strong Beam-Beam Simulation with Crab Cavity Noises for the Hadron Storage Ring of the Electron-Ion Collider, Y. Luo, B. Gamage, C. Montag, D. Marx, D. Xu, F. Willeke, H. Huang, H. Lovelace III, J. Berg, M. Blaskiewicz, S. Peggs, T. Satogata, V. Ptitsyn, V. Morozov, and Y. Hao

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Identifying Relevant Covariates in RNA-seq Analysis by Pseudo-Variable Augmentation, Yet Nguyen and Dan Nettleton

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Machine-Learning-Enabled Diagnostics with Improved Visualization of Disease Lesions in Chest X-Ray Images, Md. Fashiar Rahman, Tzu-Liang (Bill) Tseng, Michael Pokojovy, Peter McCaffrey, Eric Walser, Scott Moen, Alex Vo, and Johnny C. Ho

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Plasma Protein Signatures of Adult Asthma, Gordon J. Smilnak, Yura Lee, Abhijnan Chattopadhyay, Annah B. Wyss, Julie D. White, Sinjini Sikdar, Jianping Jin, Andrew J. Grant, Alison A. Motsinger-Reif, Jian-Liang Li, Mikyeong Lee, Bing Yu, and Stephanie J. London

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Scalar-on-Function Regression: Estimation and Inference Under Complex Survey Designs, Ekaterina Smirnova, Erjia Cui, Lucia Tabacu, and Andrew Leroux

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Socioeconomic Status and Health Disparities Drive Differences in Accelerometer-Derived Physical Activity in Fatty Liver Disease and Significant Fibrosis, Lucia Tabacu, Sajag Swami, Mark Ledbetter, Mohamad S. Siddiqui, and Ekaterina Smirnova

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Preface, Mohamed Mahdi Tekitek, Manfred Krafczyk, and Li-Shi Luo

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Sparse Representer Theorems for Learning in Reproducing Kernel Banach Spaces, Rui Wang, Yuesheng Xu, and Mingsong Yan

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Testing Informativeness of Covariate-Induced Group Sizes in Clustered Data, Hasika K. Wickrama Senevirathne and Sandipan Duttta

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Uniform Convergence of Deep Neural Networks With Lipschitz Continuous Activation Functions and Variable Widths, Yuesheng Xu and Haizhang Zhang

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Hyperparameter Estimation for Sparse Bayesian Learning Models, Feng Yu, Lixin Shen, and Guohui Song

Submissions from 2023

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Another Angle on Perspective, John Adam

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Another Angle on Perspective: Solutions for Fermi Questions, May 2023, John Adam

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"Density" of Light and Pi, John Adam

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Dental Floss, Calculus, and Jail, John Adam

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Dental Floss, Calculus, and Jail: Solutions for Fermi Questions, October 2023, John Adam

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Ellipses, Leaves, and Solar Crescents, John Adam

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Exploding Haystacks, John Adam

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Exploding Haystacks: Solutions for Fermi Questions, March 2023, John Adam

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Not Your Typical Tower of Sauron, John Adam

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Not Your Typical Tower of Sauron: Solutions for Fermi Questions, September 2023, John Adam

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Oscillating Icebergs, John Adam

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Application of Mixture Models for Doubly Inflated Count Data, Monika Arora and N. Rao Chaganty

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More Properties of Optimal Polynomial Approximants in Hardy Spaces, Raymond Cheng and Christopher Felder

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Prediction of Rapid Early Progression and Survival Risk with Pre-Radiation MRI in WHO Grade 4 Glioma Patients, Walia Farzana, Mustafa M. Basree, Norou Diawara, Zeina Shboul, Sagel Dubey, Marie M. Lockheart, Mohamed Hamza, Joshua D. Palmer, and Khan Iftekharuddin

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Generalized Sparse Bayesian Learning and Application to Image Reconstruction, Jan Glaubitz, Anne Gelb, and Guohui Song

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Adjusting for Gene-Specific Covariates to Improve RNA-seq Analysis, Hyeongseon Jeon, Kyu-Sang Lim, Yet Nguyen, and Dan Nettleton

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The Managerial Factors Influencing the Retention of Firms' IT Capability, With Some Global Implications, Jinho Kim, Kayoung Park, Timothy Komarek, and Li Xu

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Fitting Time Series Models to Fisheries Data to Ascertain Age, Kathleen S. Kirch, Norou Diawara, and Cynthia M. Jones

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Cheiloscopy Patterns in Individuals With and Without Parafunctional Oral Habits: A Cross-Sectional Observation Pilot Study, Emily Regan, Brenda Bradshaw, Ann Bruhn, Walter Melvin, and Sinjini Sikdar

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Population Variations of Cheiloscopy Patterns: A Cross-Sectional Observation Pilot Study, Emily Smith Regan, Brenda T. Bradshaw, Ann M. Bruhn, Walter Melvin, and Sinjini Sikdar

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Fast Multiscale Functional Estimation in Optimal EMG Placement for Robotic Prosthesis Controllers, Jin Ren, Guohui Song, Lucia Tabacu, and Yuesheng Xu

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Modeling the Spread of COVID-19 in Spatio-Temporal Context, S.H. Sathish Indika, Norou Diawara, Hueiwang Anna Jeng, Bridget D. Giles, and Dilini S.K. Gamage

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Multi-Ancestry Genome-Wide Association Analyses Improve Resolution of Genes and Pathways Influencing Lung Function and Chronic Obstructive Pulmonary Disease Risk, Nick Shrine, Abril G. Izquierdo, Jing Chen, Richard Packer, Robert J. Hall, Anna L. Guyatt, Chiara Batini, Rebecca J. Thompson, Chandan Puvuluri, Vidhi Malik, Brian D. Hobbs, Matthew Moll, Wonji Kim, Ruth Tal-Singer, Per Bakke, Katherine A. Fawcett, Catherine John, Kayesha Coley, Noemi Nicole Piga, Sinjini Sikdar, Martin D. Tobin, and Et al.

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Jet Noise Reduction: A Fresh Start, Christopher K. Tam and Fang Q. Hu

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Dental Hygiene and Dental Assistant Students' Simulated DVI Radiographic Match Accuracy: A Pilot Study, Samantha C. Vest, Brenda T. Bradshaw, Marsha A. Voelker, Ann M. Bruhn, Tara L. Newcomb, and Sinjini Sikdar

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Evaluation of WIC Online Ordering During the COVID-19 Pandemic: Evidence From an Oklahoma Grocery Store Chain, Qi Zhang, Junzhou Zhang, Kayoung Park, and Chuanyi Tang

Submissions from 2022

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A Drop in the Bucket?: Solutions for Fermi Questions, December 2022, John Adam

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Cloud Ripple Pattern, John Adam

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Drop in the Bucket?, John Adam

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Horizontal Air Mass: Solutions for Fermi Questions, November 2022, John Adam

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Rock Paintings, John Adam

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Rock Paintings: Solutions for Fermi Questions, September 2022, John Adam

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Solutions for Fermi Questions, October 2022 Cloud Ripple Pattern, John Adam

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Deeply Learning Deep Inelastic Scattering Kinematics, Markus Diefenthaler, Abdullah Farhat, Andrii Verbytskyi, and Yuesheng Xu

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Robust Testing of Paired Outcomes Incorporating Covariate Effects in Clustered Data with Informative Cluster Size, Sandipan Dutta

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On the Geometry of the Multiplier Space of ℓpA, Christopher Felder and Raymond Cheng

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Review of Copula for Bivariate Distributions of Zero-Inflated Count Time Series Data, Dimuthu Fernando, Mohammed Alqawba, Manar Samad, and Norou Diawara

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On the Implementation and Further Validation of a Time Domain Boundary Element Method Broadband Impedance Boundary Condition, Fang Q. Hu and Douglas M. Nark

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Pulmonary Function and Blood DNA Methylation: A Multiancestry Epigenome-Wide Association Meta-Analysis, Mikyeong Lee, Tianxiao Huan, Daniel L. McCartney, Geetha Chittoor, Maaike de Vries, Lies Lahousse, Jennifer N. Nguyen, Jennifer A. Brody, Juan Castillo-Fernandez, Natalie Terzikhan, Cancan Qi, Roby Joehanes, Josine L. Min, Gordon J. Smilnak, Jessica R. Shaw, Chen Xi Yang, Elena Colicino, Thanh T. Hoang, Mairead L. Bermingham, Hanfei Xu, Anne E. Justice, Cheng-Jian Xu, Stephen S. Rich, Simon R. Cox, Judith M. Vonk, Ivana Prokić, Nona Sotoodehnia, Pei-Chien Tsai, Joel D. Schwartz, Janice M. Leung, Sinjini Sikdar, Rosie M. Walker, Sarah E. Harris, Diana A. van der Plaat, David J. Van Den Berg, Traci M. Bartz, Tim D. Spector, Pantel S. Vokonas, Riccardo E. Marioni, Adele M. Taylor, Yongmei Liu, R. Graham Barr, Leslie A. Lange, Andrea A. Baccarelli, Ma'en Obeidat, Myriam Fornage, Tianyuan Wang, James M. Ward, Alison A. Motsinger-Reif, Gibran Hemani, Gerard H. Koppelman, Jordana T. Bell, Sina A. Gharib, Guy Brusselle, H. Marike Boezen, Kari E. North, Daniel Levy, Kathryn L. Evans, Josée Dupris, Charles E. Breeze, Ani Manichaikul, and Stephanie J. London

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Opioid Medication Use And Blood DNA Methylation: Epigenome-Wide Association Meta-Analysis, Mikyeong Lee, Roby Joehanes, Daniel L. McCartney, Minjung Kho, Anke Hüls, Annah B. Wyss, Chunyu Liu, Rosie M. Walker, Sharon L.R. Kardia, Thomas S. Wingo, Adam Burkholder, Jiantao Ma, Archie Campbell, Aliza P. Wingo, Tianxiao Huan, Sinjini Sikdar, Amena Keshawarz, David A. Bennett, Jennifer A. Smith, Kathryn L. Evans, Daniel Levy, and Stephanie J. London

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A Super Fast Algorithm for Estimating Sample Entropy, Weifeng Liu, Ying Jiang, and Yuesheng Xu

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Modeling Joint Survival Probabilities of Runs Scored and Balls Faced in Limited Overs Cricket Using Copulas, Lochana K. Palayangoda, Hasika W. Senevirathne, and Ananda B. Manage

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Robust Meta-Analysis for Large-Scale Genomic Experiments Based on an Empirical Approach, Sinjini Sikdar

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Facial Landmark Feature Fusion in Transfer Learning of Child Facial Expressions, Megan A. Witherow, Manar D. Samad, Norou Diawara, and Khan M. Iftekharuddin

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Early-Life Farm Exposures and Eczema Among Adults in the Agricultural Lung Health Study, Annah B. Wyss, Thanh T. Hoang, Hilde K. Vindenes, Julie D. White, Sinjini Sikdar, Marie Richards, Laura E. Beane-Freeman, Christine G. Parks, Mikyeong Lee, David M. Umbach, and Stephanie J. London

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Recent Analytic Development of the Dynamic Q-Tensor Theory for Nematic Liquid Crystals, Xiang Xu

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The Online Ordering Behaviors among Participants in the Oklahoma Women, Infants, and Children Program: A Cross-Sectional Analysis, Qi Zhang, Kayoung Park, Junzhou Zhang, and Chuanyi Tang

Submissions from 2021

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Statistical Analysis and Comparison of Optical Classification of Atmospheric Aerosol Lidar Data, Mohammed Alqawba, Norou Diawara, Kwasi G. Afrifa, Mohamed I. Elbakary, Mecit Cetin, and Khan Iftekharuddin

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A Class of Copula-Based Bivariate Poisson Time Series Models with Applications, Mohammed Alqawba, Dimuthu Fernando, and Norou Diawara

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Numerical Simulations of Capsule Deformation Using a Dual Time-Stepping Lattice Boltzmann Method, Charles Armstrong and Yan Peng

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EM Estimation for Zero- and k-Inflated Poisson Regression Model, Monika Arora and N. Rao Chaganty

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Physical Activity, Dietary Patterns, and Glycemic Management of Active Individuals with Type 1 Diabetes: An Online Survey, Sheri Colberg, Jihan Kannane, and Norou Diawara

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Stable and Convergent Difference Schemes for Weakly Singular Convolution Integrals, Wesley Davis and Richard D. Noren

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Novel Statistical Analysis in the Context of a Comprehensive Needs Assessment for Secondary STEM Recruitment, Norou Diawara, Sarah Ferguson, Melva Grant, and Kumer Das

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A Semiparametric Modeling Approach for Analyzing Clinical Biomarkers Restricted to Limits of Detection, Sandipan Dutta and Susan Halabi

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Multivariate Distributions of Correlated Binary Variables Generated by Pair-Copulas, Huihui Lin and N. Rao Chaganty

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Time Domain Boundary Element Method Prediction of Noise Shielding by a NACA 0012 Airfoil, Douglas M. Nark and Fang Q. Hu

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Morphology-Dependent Resonances in Two Concentric Spheres with Variable Refractive Index in the Outer Layer: Analytic Solutions, Umaporn Nuntaplook and John A. Adam

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A Deblurring/Denoising Corrected Scintigraphic Planar Image Reconstruction Model for Targeted Alpha Theory, Charles Ross Schmidtlein, Matthew Maroun, Andrzej Krol, Howard Gifford, Lisa Bodei, Joseph O'Donoghue, Ida Häggström, Yuesheng Xu, and Si Li

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Predicting the Winning Percentage of Limited-Overs Cricket Using the Pythagorean Formula, Hasika K. W. Senevirathne and Ananda B.W. Manage

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Joint Modeling of RNAseq and Radiomics Data for Glioma Molecular Characterization and Prediction, Zeina A. Shboul, Norou Diawara, Arastoo Vossough, James Y. Chen, and Khan M. Iftekharuddin

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Interaction between Genetic Risk Scores for Reduced Pulmonary Function and Smoking, Asthma and Endotoxin, Sinjini Sikdar, Annah B. Wyss, Mi Kyeong Lee, Thanh T. Hoang, Marie Richards, Laura E. Beane Freeman, Christine Parks, Peter S. Thorne, John L. Hankinson, David M. Umbach, Alison Motsinger-Reif, and Stephanie J. London

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Representer Theorems in Banach Spaces: Minimum Norm Interpolation, Regularized Learning and Semi-Discrete Inverse Problems, Rui Wang and Yusheng Xu

Submissions from 2020

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What's Your Sphericity Index? Rationalizing Surface Area and Volume, John A. Adam

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Classification Models of Idiopathic Pulmonary Fibrosis Patients, Mohammed Alqawba, Luis R. Rodriguez, Norou Diawara, Rebecca T. Beuschel, Maryann Kaler, Amisha V. Barochia, Stewart J. Levine, Steven D. Nathan, and Geraldine Grant

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Boundary Vortex Formation in Polarization-Modulated Orthogonal Smectic Liquid Crystals, Carlos J. García-Cervera, Tiziana Giorgi, and Sookyung Joo

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An Assessment of PET Dose Reduction with Penalized Likelihood Image Reconstruction Using a Computationally Efficient Model Observer, Howard C. Gifford, C. Ross Schmidtlein, Andrzej Krol, and Yuesheng Xu

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Computing the Newton Potential in the Boundary Integral Equation for the Dirichlet Problem of the Poisson Equation, Wenchao Guan, Ying Jiang, and Yuesheng Xu

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Comparative Survival of Asian and White Metastatic Castration-Resistant Prostate Cancer Men Treated With Docetaxel, Susan Halabi, Sandipan Dutta, Catherine M. Tangen, Mark Rosenthal, Daniel P. Petrylak, Ian M. Thompson Jr., Kim N. Chi, Johann S. De Bono, John C. Araujo, Christopher Logothetis, Mario A. Eisenberger, David I. Quinn, Karim Fizazi, Michael J. Morris, Celestia S. Higano, Ian F. Tannock, Eric J. Small, and William Kevin Kelly

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Mesoscopic Methods in Engineering and Science, Christian Jansen, Manfred Krafczyk, and Li-Shi Luo

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Statistical Analysis of fNIRS Data: Consideration of Spatial Varying Coefficient Model of Prefrontal Cortex Activity Changes During Speech Motor Learning in Apraxia of Speech, Rachel Johnson, Jennifer Matthews, Norou Diawara, and Rachel Carroll

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Residual Control Chart for Binary Response with Multicollinearity Covariates by Neural Network Model, Jong-Min Kim, Ning Wang, Yumin Liu, and Kayoung Park