Dr. Hyoil Han
Associate Professor of Computer Science
Office
OU Old Union 213f
Office Phone
Email
- About
- Education
- Selected Research
Biography
Hyoil Han joined Computer Science in School of Information Technology at Illinois State University in the fall of 2016 as an associate professor. Hyoil received her BS degree in Electrical Engineering from Korea University in her hometown, her MS degree in Electrical Engineering from Korea Advanced Institute of Science and Technology, and her Ph.D. degree in Computer Science and Engineering from the University of Texas at Arlington in 2002. Previously she worked for Samsung Electronics as a researcher and Telecommunication Network Lab. at Korea Telecom as a member of technical staff. She also worked for Marshall University and LeMoyne-Owen College as an associate professor, and Drexel University as an assistant professor.
Current Courses
IT 378.001 Database Processing
IT 378.002 Database Processing
IT 494.001 Graduate Directed Project
IT 287.012 Independent Study
IT 400.006 Independent Study
IT 348.001 Introduction to Machine Learning
IT 448.001 Introduction to Machine Learning
Teaching Interests & Areas
Artificial Intelligence, Data Mining, Data Management, Data Analysis, Machine Learning, Natural Language Processing, Information Retrieval, Big Data Analytics and Management.
Research Interests & Areas
Intelligent Information Processing, Mining, and Management in Big Data Computing Environments:
My main research interest includes Machine Learning, Natural Language Processing, Data Science, Data Management, and High Performance Computing for Big Data.
Ph D Computer Science and Engineering
University of Texas at Arlington
Texas, USA
MS Electrical Engieering
Korea Advanced Institute of Science and Technology
Taejon, Korea
BS Electrical Engineering
Korea University
Seoul, Korea
Grants and Contracts
AI-Enhanced Echocardiography: Standardized Measures and Faster Review
Hyoil Han, Elahe Javadi.
Connected Communities Initiative. February 2026 - February 2027
AI-Enhanced Echocardiography: Standardized Measures and Faster Review
Hyoil Han, Keattiyoat Wattanakit, Elahe Javadi, Sudhir Mungee.
Connected Communities Initiative (CCI). February 1 2026 - January 31 2027
Analyzing and improving the sustainability of Machine Learning-based models to detect Android malware
Kyoungwon Suh, Hyoil Han.
School of Information Technology. May 2024 - April 2025
2016-17 New Faculty Startup Support
Hyoil Han.
ISU. November 1 2016 - September 15 2018
Abstract
SDoH-informed, AI-Driven STI prediction and Youth-Centered Interventions Across Illinois
Hyoil Han, Jung Eun Kim, Jill Stoops, Nariman Ammar.
Illinois Innovation Network 2025 Conference (Fall 2025), (2025)
Named Entity Disambiguation
Hyoil Han.
The 32nd annual US-Korea Conference on Science, Technology, and Entrepreneurship (UKC 2019), (2019)
Book, Authored
Conceptual modeling and ontology extraction for web information
Hyoil Han, others.
(2002), The University of Texas at Arlington
Book, Chapter
Information visualization and the semantic web
Lawrence Reeve, Hyoil Han, Chaomei Chen.
(2006), 19–44, Visualizing the Semantic Web, Springer London
Conference Proceeding
A Counterfactual and Reinforcement Learning-based Model-Agnostic Explanation Model on Knowledge Graphs
Zhiqiang Gu, Hyoil Han, Jun Miyazaki.
The 41st ACM/SIGAPP Symposium on Applied Computing (ACM SAC 2026), (2026)
A Survey of Explainable Recommender Systems
Alfrin Saldanha, Hyoil Han.
The 2nd International Conference on Computational Science & Applications, 13, (2024)
Automatic Extraction of Effective Relations in a Knowledge Graph for a Recommendation Explanation System
Shi-Jun Luo, Hyoil Han, Qiong Chang, Jun Miyazaki.
The 38th ACM/SIGAPP Symposium On Applied Computing, (2023), https://doi.org/10.1145/3555776.3577732
Enhancing Sustainability in Machine Learning based Android Malware Detection using API calls
Hojun Lee, Seong-je Cho, Hyoil Han, Woosang Cho, Kyoungwon Suh.
The Fifth IEEE International Conference on Artificial Intelligence and Knowledge Engineering (AIKE 2022), (2022)
Characterizing and Detecting Three Adversarial Techniques in Android
Minsoo Park, Haein Kang, Seong-je Cho, Hyoil Han, Kyoungwon Suh.
The 10th International Conference on Smart Media and Applications (SMA 2021), (2021)
Inaugural Speech Classification with Named Entities and Key Phrases
Hyoil Han, SeungJin Lim.
2021 IEEE International Conference on Big Data and Smart Computing, (2021)
Analysis of Permissions Selection Techniques in Machine Learning-based Malicious App Detection
Jihyeon Park, Munyeong Kang, Seong-je Cho, Hyoil Han, Kyoungwon Suh.
The Third IEEE International Conference on Artificial Intelligence and Knowledge Engineering (AIKE 2020), (2020)
Distinguishing Political Parties From Inaugural Speeches Using Machine Learning
SeungJin Lim, Hyoil Han.
IEEE 3rd International Conference on Multimedia Information Processing and Retrieval (MIPR 2020), (2020)
Enhanced Android Malware Detection: An SVM-Based Machine Learning Approach
Hyoil Han, SeungJin Lim, Kyoungwon Suh, Seonghyun Park, Seong-je Cho, Minkyu Park.
2020 IEEE International Conference on Big Data and Smart Computing (BigComp), 75-81, (2020), 10.1109/bigcomp48618.2020.00-96
Enhanced Android Malware Detection: An SVM-based Machine Learning Approach
Hyoil Han, SeungJin Lim, Kyoungwon Suh, Seonghyun Park, Seong-je Cho, Minkyu Park.
2020 IEEE International Conference on Big Data and Smart Computing, (2020)
A New Anti-Reverse Engineering for Android Apps Using Application-level Virtualization and Code Packing
Kyeonghwan Lim, Seongjae Han, Seongje Cho, Jongmoo Choi, Hyoil Han, Kyoungwon Suh, Hanil Kim.
The International Conference on Next Generation Computing (ICNGC 2019), (2019)
Yet Another Framework for Tweet Entity Linking (YAFTEL)
Hyoil Han, Pattamon Viriyothai, SeungJin Lim, Dominik Lameter, Benjamin Mussell.
IEEE 2nd International Conference on Multimedia Information Processing and Retrieval (MIPR 2019), (2019)
Semantic analysis for focused multi-document summarization (fMDS) of text
Quinsulon Israel, Hyoil Han, Il-Yeol Song.
The 30th Annual ACM Symposium on Applied Computing, 339–344, (2015)
A Computationally Efficient System for High-Performance Multi-Document Summarization.
Sean Sovine, Hyoil Han.
AAAI, (2013)
A framework of a logic-based question-answering system for the medical domain (LOQAS-Med)
Sofia J Athenikos, Hyoil Han, Ari D Brooks.
Proceedings of the 24th Annual ACM Symposium on Applied Computing, (2009)
Answer credibility: a language modeling approach to answer validation
Protima Banerjee, Hyoil Han.
Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics, Companion Volume: Short Papers, 157–160, (2009)
Modeling Semantic Question Context for Question Answering.
Protima Banerjee, Hyoil Han.
(2009)
Incorporation of corpus-specific semantic information into question answering context
Protima Banerjee, Hyoil Han.
25–30, (2008)
Online Biomedical Concept Annotation Using Language Model Mapping
Lawrence H Reeve, Hyoil Han, Ari D Brooks.
453–456, (2008)
Semantic analysis and classification of medical questions for a logic-based medical question-answering system
Sofia J Athenikos, Hyoil Han, Ari D Brooks.
111–112, (2008)
A term frequency distribution approach for the duc-2007 update task
Lawrence H Reeve, Hyoil Han.
(2007)
CONANN: an online biomedical concept annotator
Lawrence H Reeve, Hyoil Han.
264–279, (2007)
Drexel at TREC 2007: Question Answering.
Protima Banerjee, Hyoil Han.
National Institute of Standards and Technology (NIST), (2007)
Semantically enhanced user modeling
Palakorn Achananuparp, Hyoil Han, Olfa Nasraoui, Roberta Johnson.
1335–1339, (2007)
A generic framework: From clinical notes to electronic medical records
Hyoil Han, Yoori Choi, Yoo Myung Choi, Xiaohua Zhou, Ari D Brooks.
111–118, (2006)
An infrastructure of stream data mining, fusion and management for monitored patients
Hyoil Han, Han C Ryoo, Herbert Patrick.
461–468, (2006)
Approaches to text mining for clinical medical records
Xiaohua Zhou, Hyoil Han, Isaac Chankai, Ann Prestrud, Ari Brooks.
235–239, (2006)
BioChain: lexical chaining methods for biomedical text summarization
Lawrence Reeve, Hyoil Han, Ari D Brooks.
180–184, (2006)
Concept frequency distribution in biomedical text summarization
Lawrence H Reeve, Hyoil Han, Saya V Nagori, Jonathan C Yang, Tamara A Schwimmer, Ari D Brooks.
604–611, (2006)
Relation-based document retrieval for biomedical literature databases
Xiaohua Zhou, Xiaohua Hu, Xia Lin, Hyoil Han, Xiaodan Zhang.
689–701, (2006)
Converting semi-structured clinical medical records into information and knowledge
Xiaohua Zhou, Hyoil Han, Isaac Chankai, Ann A Prestrud, Ari D Brooks.
1162–1162, (2005)
PIES: a web information extraction system using ontology and tag patterns
Byung-Kwon Park, Hyoil Han, Il-Yeol Song.
688–693, (2005)
Survey of Word Sense Disambiguation Approaches.
Xiaohua Zhou, Hyoil Han.
307–313, (2005)
Survey of semantic annotation platforms
Lawrence Reeve, Hyoil Han.
ACM, 1634-1638, (2005), 10.1145/1066677.1067049
XML-OLAP: A Multidimensional Analysis Framework for XML Warehouses
Byung-Kwon Park, Hyoil Han, Il-Yeol Song.
Springer, 32-42, (2005), 10.1007/11546849_4
Managing and mining clinical outcomes
Hyoil Han, Il-Yeol Song, Xiaohua Hu, Ann Prestrud, Murray F Brennan, Ari D Brooks.
405–416, (2004)
Web data cleansing and preparation for ontology extraction using WordNet
Keng-Woei Tan, Hyoil Han, Ramez Elmasri.
2, 11–18, (2000)
Journal Article
Enhancing the Sustainability of Machine Learning-Based Malware Detection Techniques for Android Applications
SEYEON PARK, HOJUN LEE, DAEUN KIM, HYEUN JUN MOON, SEONG-JE CHO, YOUNGSUP HWANG, Hyoil Han, Kyoungwon Suh.
IEEE Access, (2025)
Tail Time Defense Against Website Fingerprinting Attacks
Jingyuan Liang, Chansu Yu, Kyoungwon Suh, Hyoil Han.
IEEE Access, (2022), 10.1109/ACCESS.2022.3146236
A Comparative Study on Optimization, Obfuscation, and Deobfuscation tools in Android
Geunha You, Gyoosik Kim, Seong-je Cho, Hyoil Han.
Journal of Internet Services and Information Security (JISIS), 11 (1), 15, (2021), 10.22667/JISIS.2021.02.28.002
Automating Computer Science Ontology Extension with Classification Techniques
Natasha Santosa, Jun Miyazaki, Hyoil Han.
IEEE Access, 9, 19, (2021), 10.1109/ACCESS.2021.3131627
Generating Personalized Explanations for Recommender Systems Using a Knowledge Base
Yuhao Chen, Shi-Jun Luo, Hyoil Han, Jun Miyazaki, Alfrin Saldanha.
International Journal of Multimedia Data Engineering and Management (IJMDEM), (2021), 10.1109/ACCESS.2021.3131627
Severe hypoglycemia and coronary artery calcification during the diabetes control and complications trial/epidemiology of diabetes interventions and complications (DCCT/EDIC) study
Elke R Fährmann, Laura Adkins, Cameron J Loader, Hyoil Han, Kevin M Rice, James Denvir, Henry K Driscoll.
Diabetes research and clinical practice, 107 (2), 280–289, (2015)
Classification of Sentence Ranking Methods for Multi-Document Summarization
Sean Sovine, Hyoil Han.
Innovative Document Summarization Techniques: Revolutionizing Knowledge Understanding: Revolutionizing Knowledge Understanding, 1, (2014)
Biomedical question answering: A survey
Sofia J Athenikos, Hyoil Han.
Computer methods and programs in biomedicine, 99 (1), 1–24, (2010)
Focused multi-document summarization: human summarization activity vs. automated systems techniques
Quinsulon L Israel, Hyoil Han, Il-Yeol Song.
Journal of Computing Sciences in Colleges, 25 (5), 10–20, (2010)
From Question Context to Answer Credibility: Modeling Semantic Structures for Question Answering Using Statistical Methods
Protima Banerjee, Hyoil Han.
(2009)
Language Modeling Approaches to Information Retrieval
Protima Banerjee, Hyoil Han.
Journal of Computing Science and Engineering, 3 (3), 143-164, (2009), 10.5626/jcse.2009.3.3.143
Proceedings of NAACL HLT 2009: Short Papers, pages 157–160, Boulder, Colorado, June 2009. c 2009 Association for Computational Linguistics Answer Credibility: A Language Modeling Approach to Answer Validation
Protima Banerjee, Hyoil Han.
(2009)
Information extraction in biomedical literature
Min Song, Il-Yeol Song, Xiaohua Hu, Hyoil Han.
Medical Informatics: Concepts, Methodologies, Tools, and Applications: Concepts, Methodologies, Tools, and Applications, 314, (2008)
Biomedical text annotation and summarization
Lawrence H Reeve, Hyoil Han, Ari D Brooks.
Drexel University. College of Information Science and Technology., (2007)
Biomedical text summarisation using concept chains
Lawrence H Reeve, Hyoil Han, Ari D Brooks.
International journal of data mining and bioinformatics, 1 (4), 389–407, (2007)
The use of domain-specific concepts in biomedical text summarization
Lawrence H. Reeve, Hyoil Han, Ari D. Brooks.
Information Processing & Management, 43 (6), 1765-1776, (2007), 10.1016/j.ipm.2007.01.026
A comparison of semantic annotation systems for text-based web documents
Lawrence Reeve, Hyoil Han.
Web semantics and ontology, 165, (2006)
A survey on ontology mapping
Namyoun Choi, Il-Yeol Song, Hyoil Han.
ACM SIGMOD Record, 35 (3), 34-41, (2006), 10.1145/1168092.1168097
Using semantic similarity to improve user modeling in web personalization systems
Palakorn Achananuparp, Hyoil Han.
Drexel University. College of Information Science and Technology., (2006)
Semantic annotation for semantic social networks using community resources
Lawrence Reeve, Hyoil Han.
AIS SIGSEMIS Bulletin, 2 (3&4), 52–56, (2005)
Temporal rule induction for clinical outcome analysis
Xiaohua Hu, Il-Yeol Song, Hyoil Han, Illhoi Yoo, Ann Prestrud, Murray Brennan, Ari Brooks.
International Journal of Business Intelligence and Data Mining, 1 (1), 122–136, (2005)
Learning rules for conceptual structure on the web
Hyoil Han, Ramez Elmasri.
Journal of Intelligent Information Systems, 22 (3), 237–256, (2004)
New technology identifies unsuspected associations in a clinical cancer database
AD Brooks, IY Song, Hyoil Han, X Hu, A Prestrud, MF Brennan.
Annals of Surgical Oncology, 11, S125–S125, (2004)
Other
S3PaR: Section-based Sequential Scientific Paper Recommendation for Paper Writing Assistance
Natasha Christabelle Santosa, Xin Liu, Hyoil Han, Jun Miyazaki.
The 2024 Australasian Database Conference (ADC), (2024), https://doi.org/10.1016/j.knosys.2024.112437
A Study on a Vulnerability Scoring System for Intelligent Buildings
Minsu Park, Haein Kang, Hyoil Han, Kyoungwon Suh.
the 8th International Conference on Next Generation Computing 2022 (ICNGC 20202, (2022)
A Forensic Data Analysis of a Bluetooth Device paired with an Android-based Audio Video Navigation System
Keonyong Lee, Hojun Seong, Haein Kang, Seong-je Cho, Hyoil Han, Kyoungwon Suh.
http://www.icngc.org/, (2021)
De-Obfuscating Android Apps Obfuscated by ProGuard and Obfuscapk
Geunha You, Seong-je Cho, Hyoil Han, Kyoungwon Suh.
the 6th International Conference on Next Generation Computing 2020 (ICNGC 2020), (2020)
Performance Comparison between R8 Compiler and ReDex in Code Optimization of Android Apps
Geunha You, Seong-je Cho, Hyoil Han, Kyoungwon Suh.
the 6th International Conference on Next Generation Computing 2020 (ICNGC 2020), (2020)
LOQAS-Med
Sofia J Athenikos, Hyoil Han, Ari D Brooks.
IST Research Day 2008 posters, (2008)
Technical Report: Semantic Annotation Platforms
Lawrence Reeve, Hyoil Han.
Technical Report, College of Information Science and Technology, (2004)
Presentations
SDoH-informed, AI-Driven STI prediction and Youth-Centered Interventions Across Illinois
Hyoil Han, Jung Eun Kim, Jill Stoops, Nariman Ammar.
Illinois Innovation Network 2025 Conference, DeKalb, Illinois, September 26, 2025
A Survey of Explainable Recommender Systems
Alfrin Saldanha, Hyoil Han.
The 2nd International Conference on Computational Science & Applications, online, December 28, 2024
Semantic Search
Hyoil Han.
Colloquium at Institute of Science Tokyo, Tokyo, Japan, January 9, 2024
Inaugural Speech Classification with Named Entities and Key Phrases
Hyoil Han, SeungJin.
The 2021 IEEE International Conference on Big Data and Smart Computing (BigComp), Online, January 17, 2021
Distinguishing Political Parties From Inaugural Speeches Using Machine Learning
SeungJin, Hyoil Han.
The IEEE 3rd International Conference on Multimedia Information Processing and Retrieval (IEEE MIPR 2020), Online, August 7, 2020
Named Entity Disambiguation
Hyoil Han.
The 32nd annual US-Korea Conference on Science, Technology, and Entrepreneurship (UKC 2019), Chicago, IL, August 15, 2019
A Yet Another Framework for Tweet Entity Linking
Hyoil Han, Pattamon Viriyothai, SeungJin Lim, Dominik Lameter, Benjamin Mussell.
IEEE 2nd International Conference on Multimedia Information Processing and Retrieval (MIPR 2019), San Jose, CA, USA, March 29, 2019