Dr. Alina Lazar

Professor
Dr. Alina Lazar - profile photo

Dr. Alina Lazar

Professor

Computer Science, Information, & Engineering Technology

Meshel Hall 307C

phone: (330) 941-3468

alazar@ysu.edu

alazar.people.ysu.edu

  • Intellectual Contributions
    • 2024

      "Macroscopic Traffic Modeling Using Probe Vehicle Data: A Machine Learning Approach"

      L. Jin, X. Xu, Y. Wang, A. Lazar, K. Sadabadi, C. Spurlock, Z. Needell, D. Don, M. Amirgholy, M. Asudegi

      Data Science for Transportation, Springer Science and Business Media LLC, volume 6, issue 3

    • 2024

      "Peachy Parallel Assignments (EduPar 2024)"

      A. Lazar, E. Scheelk, E. Shoop, D. Bunde

      IEEE, p. 352-356

    • 2023

      "Leveraging Probe Data and Machine Learning to Derive and Interpret Macroscopic Fundamental Diagrams Across U.S. Cities"

      L. Jin, X. Xu, Y. Wang, K. Sadabadi, A. Lazar, D. Don, Z. Needell, C. Spurlock, M. Amirgholy, M. Asudegi

      IEEE, p. 2606-2615

    • 2023

      "A Comparison of AutoML Hyperparameter Optimization Tools For Tabular Data"

      P. Pokhrel, A. Lazar

      The International FLAIRS Conference Proceedings, University of Florida George A Smathers Libraries, volume 36

    • 2023

      "Peachy Parallel Assignments (EduPar 2023)"

      A. Lazar, V. Niculescu, D. Bunde

      IEEE, p. 248-255

    • 2023

      "Accelerating the Inference of the Exa.TrkX Pipeline"

      A. Lazar, X. Ju, D. Murnane, P. Calafiura, S. Farrell, Y. Xu, M. Spiropulu, J. Vlimant, G. Cerati, L. Gray, T. Klijnsma, J. Kowalkowski, M. Atkinson, M. Neubauer, G. DeZoort, S. Thais, S. Hsu, A. Aurisano, J. Hewes, A. Ballow, N. Acharya, C. Wang, E. Liu, A. Lucas

      Journal of Physics: Conference Series, IOP Publishing, volume 2438, issue 1, p. 012008

    • 2022

      "Applying and optimizing the Exa.TrkX Pipeline on the OpenDataDetector with ACTS"

      B. Huth, P. Calafiura, L. Heinrich, X. Ju, A. Lazar, D. Murnane, A. Salzburger, T. Wettig

      Sissa Medialab, p. 227

    • 2022

      "What Makes You Hold on to That Old Car? Joint Insights From Machine Learning and Multinomial Logit on Vehicle-Level Transaction Decisions"

      L. Jin, A. Lazar, C. Brown, B. Sun, V. Garikapati, S. Ravulaparthy, Q. Chen, A. Sim, K. Wu, T. Ho, T. Wenzel, C. Spurlock

      Frontiers in Future Transportation, Frontiers Media SA, volume 3

    • 2021

      "Performance of the Gold Standard and Machine Learning in Predicting Vehicle Transactions"

      A. Lazar, L. Jin, C. Brown, C. Spurlock, A. Sim, K. Wu

      IEEE, p. 3700-3704

    • 2021

      "Performance of a geometric deep learning pipeline for HL-LHC particle tracking"

      X. Ju, D. Murnane, P. Calafiura, N. Choma, S. Conlon, S. Farrell, Y. Xu, M. Spiropulu, J. Vlimant, A. Aurisano, J. Hewes, G. Cerati, L. Gray, T. Klijnsma, J. Kowalkowski, M. Atkinson, M. Neubauer, G. DeZoort, S. Thais, A. Chauhan, A. Schuy, S. Hsu, A. Ballow, A. Lazar

      The European Physical Journal C, Springer Science and Business Media LLC, volume 81, issue 10

    • 2021

      "A Survey of Teaching PDC Content in Undergraduate Curriculum"

      X. Suo, O. Glebova, D. Liu, A. Lazar, D. Bein

      IEEE, p. 1306-1312

    • 2020

      "Feature Selection Improves Tree-based Classification for Wireless Intrusion Detection"

      S. Bhandari, A. Kukreja, A. Lazar, A. Sim, K. Wu

      ACM, p. 19-26

    • 2020

      "GPU-based Classification for Wireless Intrusion Detection"

      A. Lazar, A. Sim, K. Wu

      ACM, p. 27-31

    • 2020

      "Clustering Life Course to Understand the Heterogeneous Effects of Life Events, Gender, and Generation on Habitual Travel Modes"

      L. Jin, A. Lazar, J. Sears, A. Todd-Blick, A. Sim, K. Wu, H. Yang, C. Spurlock

      IEEE Access, Institute of Electrical and Electronics Engineers (IEEE), volume 8, p. 190964-190980

    • 2019

      "Understanding Data Similarity in Large-Scale Scientific Datasets"

      P. Linton, W. Melodia, A. Lazar, D. Agarwal, L. Bianchi, D. Ghoshal, G. Pastorello, L. Ramakrishnan, K. Wu

      IEEE, p. 4525-4531

    • 2019

      "Machine Learning for Prediction of Mid to Long Term Habitual Transportation Mode Use"

      A. Lazar, A. Ballow, L. Jin, C. Spurlock, A. Sim, K. Wu

      IEEE

    • 2019

      "Federated Wireless Network Intrusion Detection"

      B. Cetin, A. Lazar, J. Kim, A. Sim, K. Wu

      IEEE, p. 6004-6006

    • 2019

      "Peachy Parallel Assignments (EduHPC 2019)"

      M. Agung, A. Malony, H. Takizawa, D. Bunde, M. Amrizal, S. Bogaerts, R. Egawa, D. Ellsworth, J. Fernandez-Fabeiro, A. Gonzalez-Escribano, S. Kundu, A. Lazar

      IEEE, p. 75-83

    • 2019

      "Evaluating the Effects of Missing Values and Mixed Data Types on Social Sequence Clustering Using t-SNE Visualization"

      A. Lazar, L. Jin, C. Spurlock, K. Wu, A. Sim, A. Todd

      Journal of Data and Information Quality, Association for Computing Machinery (ACM), volume 11, issue 2, p. 1-22

    • 2019

      "Automatic Detection of Network Traffic Anomalies and Changes"

      A. Syal, A. Lazar, J. Kim, A. Sim, K. Wu

      ACM, p. 3-10

    • 2018

      "Predicting Network Traffic Using TCP Anomalies"

      A. Lazar, K. Wu, A. Sim

      IEEE, p. 5369-5371

    • 2017

      "Data quality challenges with missing values and mixed types in joint sequence analysis"

      A. Lazar, L. Jin, C. Spurlock, K. Wu, A. Sim

      IEEE, p. 2620-2627

    • 2016

      "Analyzing developer sentiment in commit logs"

      V. Sinha, A. Lazar, B. Sharif

      ACM

    • 2014

      "Improving the accuracy of duplicate bug report detection using textual similarity measures"

      A. Lazar, S. Ritchey, B. Sharif

      ACM

    • 2014

      "Generating duplicate bug datasets"

      A. Lazar, S. Ritchey, B. Sharif

      ACM, p. 392-395

    • 2014

      "An eye-tracking study assessing the comprehension of c++ and Python source code"

      R. Turner, M. Falcone, B. Sharif, A. Lazar

      ACM, p. 231-234

    • 2011

      "Discovering coherence and justification clusters in digital transcripts using epistemic analysis"

      C. Hughes, T. Hughes, A. Lazar

      ACM, p. 219-223

    • 2011

      "“Classification of Spatially Imbalanced Data.”"

      A. Lazar, B. Shellito

      Proceedings of the 22nd Midwest Artificial Intelligence and Cognitive Science Conference, volume 710, p. 108-113

    • 2010

      "A Comparison of Linear Support Vector Machine Algorithms on Large Non-Sparse Datasets"

      A. Lazar

      IEEE, p. 879-882

    • 2008

      "“Classification in GIS Using Support Vector Machines.”"

      A. Lazar, B. Shellito

      Handbook of Research on Geoinformatics, Hershey: IGI Global, p. 106-112

    • 2008

      "Epistemic Structured Representation for Legal Transcript Analysis"

      T. Hughes, C. Hughes, A. Lazar

      Springer Netherlands, p. 101-107

    • 2006

      "Support Vector Machines Optimization - An Income Prediction Study"

      A. Lazar, R. Zaremba

      IEEE, p. 44-44

    • 2005

      "“Comparing Machine Learning Classification Schemes – A GIS Approach.”"

      A. Lazar, B. Shellito

      Proceedings of the Fourth International Conference on Machine Learning and Applications (ICMLA'05), IEEE Computer Society, volume 00:, p. 75-81

    • 2005

      "“Applying Support Vector Machines and GIS to Urban Pattern Recognition.”"

      B. Shellito, A. Lazar

      Papers of the Applied Geography Conferences, volume 28, p. 170-180

    • 2002

      "<title>Computational framework for modeling the dynamic evolution of large-scale multi-agent organizations</title>"

      A. Lazar, R. Reynolds

      SPIE, volume 4716, p. 64-76

    • 2002

      "Heuristic Knowledge Discovery for Archaeological Data Using Genetic Algorithms and Rough Sets"

      A. Lazar

      IGI Global, p. 263-278

Headshot

AREAS OF RESEARCH INTEREST

  • Machine Learning
  • Data Science
  • Databases
  • Software Engineering

EDUCATION

  • Ph.D., Computer Science, Wayne State University, 2002
  • BS, Computer Science, Western University of Timisoara, Romania, 1995

EXPERIENCE

  • Professor, Dept. of Computer Science & Information Systems, Youngstown State University, 2016 – present 
  • Visiting faculty at Lawrence Berkeley National Laboratory, 2017 
  • Associate Professor, Dept. of Computer Science & Information Systems, Youngstown State University, 2008 – 2016 
  • Assistant Professor, Dept. of Computer Science & Information Systems, Youngstown State University, 2002– 2008 

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