| 2026 | CHI | Designing Scaffolding Cards to Facilitate LLM-Based Socratic Instruction: An Exploratory Study of Response Strategies to Support Learning. | Lujin Mao, Linyuan Dong, Wenan Li, Xiangen Hu, Kun-Pyo Lee, Zhibin Zhou |
| 2025 | AIED | Exploring Communication Strategies for Collaborative LLM Agents in Mathematical Problem-Solving. | Liang Zhang, Xiaoming Zhai, Jionghao Lin, Jennifer Kleiman, Diego Zapata-Rivera, Carol Forsyth, Yang Jiang, Xiangen Hu, Arthur C. Graesser |
| 2024 | EDM | SPL: A Socratic Playground for Learning Powered by Large Language Model. | Liang Zhang, Jionghao Lin, Ziyi Kuang, Sheng Xu, Xiangen Hu |
| 2024 | HCI | Predicting Learning Performance with Large Language Models: A Study in Adult Literacy. | Liang Zhang, Jionghao Lin, Conrad Borchers, John Sabatini, John Hollander, Meng Cao, Xiangen Hu |
| 2024 | ICPR | Generative Adversarial Networks for Imputing Sparse Learning Performance. | Liang Zhang, Mohammed Yeasin, Jionghao Lin, Felix Havugimana, Xiangen Hu |
| 2024 | LAK | 3DG: A Framework for Using Generative AI for Handling Sparse Learner Performance Data From Intelligent Tutoring Systems. | Liang Zhang, Jionghao Lin, Conrad Borchers, Meng Cao, Xiangen Hu |
| 2023 | AIED | Assessment in Conversational Intelligent Tutoring Systems: Are Contextual Embeddings Really Better? | Colin M. Carmon, Xiangen Hu, Arthur C. Graesser |
| 2023 | AIED | Empowering Education with LLMs - The Next-Gen Interface and Content Generation. | Steven Moore, Richard Jiarui Tong, Anjali Singh, Zitao Liu, Xiangen Hu, Yu Lu, Joleen Liang, Chen Cao, Hassan Khosravi, Paul Denny, Christopher Brooks, John C. Stamper |
| 2023 | HCI | Exploring the Individual Differences in Multidimensional Evolution of Knowledge States of Learners. | Liang Zhang, Philip I. Pavlik, Xiangen Hu, Jody L. Cockroft, Lijia Wang, Genghu Shi |
| 2022 | AIED | A Design of a Simple Yet Effective Exercise Recommendation System in K-12 Online Learning. | Shuyan Huang, Qiongqiong Liu, Jiahao Chen, Xiangen Hu, Zitao Liu, Weiqi Luo |
| 2021 | HCI | Collecting 3A Data to Enhance HCI in AIS. | Faruk Ahmed, Genghu Shi, Keith T. Shubeck, Lijia Wang, Jeffrey Black, Emma Pursley, Iqbal Hossain, Xiangen Hu |
| 2021 | HCI | Enhance Conversation-Based Tutoring System with Blended Human Tutor. | Faruk Ahmed, Keith T. Shubeck, Liang Zhang, Lijia Wang, Xiangen Hu |
| 2021 | HCI | A Generic CbITS Authoring Tool Using xAPI. | Jinsheng Pan, Lijia Wang, Keith T. Shubeck, Xiangen Hu |
| 2021 | HCI | The Adaptive Features of an Intelligent Tutoring System for Adult Literacy. | Genghu Shi, Lijia Wang, Liang Zhang, Keith T. Shubeck, Shun Peng, Xiangen Hu, Arthur C. Graesser |
| 2020 | AIED | Raising Academic Performance in Socio-cognitive Conflict Learning Through Gamification. | Zhou Long, Dehong Luo, Kai Kiu, Hongli Gao, Jing Qu, Xiangen Hu |
| 2020 | HCI | Enable 3A in AIS. | Faruk Ahmed, Keith T. Shubeck, Frank Andrasik, Xiangen Hu |
| 2020 | HCI | Google Service-Based CbITS Authoring Tool to Support Collaboration. | Lijia Wang, Keith T. Shubeck, Xiangen Hu |
| 2019 | HCI | Authoring Conversational Intelligent Tutoring Systems. | Zhiqiang Cai, Xiangen Hu, Arthur C. Graesser |
| 2019 | HCI | A Conversation-Based Intelligent Tutoring System Benefits Adult Readers with Low Literacy Skills. | Ying Fang, Anne Lippert, Zhiqiang Cai, Xiangen Hu, Arthur C. Graesser |
| 2019 | HCI | Capturing AIS Behavior Using xAPI-like Statements. | Xiangen Hu, Zhiqiang Cai, Andrew J. Hampton, Jody L. Cockroft, Arthur C. Graesser, Cameron Copland, Jeremiah T. Folsom-Kovarik |
| 2019 | HCI | Standardizing Unstructured Interaction Data in Adaptive Instructional Systems. | Vasile Rus, Arthur C. Graesser, Xiangen Hu, Jody L. Cockroft |
| 2018 | AIED | Modeling Student Learning Behaviors in ALEKS: A Two-Layer Hidden Markov Modeling Approach. | Guoyi Wang, Yun Tang, Junyi Li, Xiangen Hu |
| 2018 | EDM | Impact of Corpus Size and Dimensionality of LSA Spaces from Wikipedia Articles on AutoTutor Answer Evaluation. | Zhiqiang Cai, Art Graesser, Leah Windsor, Qinyu Cheng, David W. Shaffer, Xiangen Hu |
| 2017 | AIED | Math Reading Comprehension: Comparing Effectiveness of Various Conversation Frameworks in an ITS. | Keith T. Shubeck, Ying Fang, Xiangen Hu |
| 2017 | AIED | Learning from Errors: Identifying Strategies in a Math Tutoring System. | Jun Xie, Keith T. Shubeck, Scotty D. Craig, Xiangen Hu |
| 2017 | EDM | An Analysis of Students' Questions in MOOCs Forums. | Meng Cao, Yun Tang, Xiangen Hu |
| 2017 | EDM | Online Learning Persistence and Academic Achievement. | Ying Fang, Benjamin Nye, Philip I. Pavlik Jr., Yonghong Xu, Arthur C. Graesser, Xiangen Hu |
| 2017 | EDM | Why data standards are critical for EDM and AIED. | Xiangen Hu, Robby Robson, Avron Barr |
| 2017 | EDM | Text analysis with LIWC and Coh-Metrix: Portraying MOOCs Instructors. | Junyi Li, Yun Tang, Lijun Sun, Xiangen Hu |
| 2017 | EDM | Student Learning Strategies to Predict Success in an Online Adaptive Mathematics Tutoring System. | Jun Xie, Shirin Mojarad, Keith T. Shubeck, Alfred Essa, Ryan S. Baker, Xiangen Hu |
| 2016 | EDM | Can Word Probabilities from LDA be Simply Added up to Represent Documents? | Zhiqiang Cai, Haiying Li, Xiangen Hu, Art Graesser |
| 2016 | EDM | Identifying relevant user behavior and predicting learning and persistence in an ITS-based afterschool program. | Scotty D. Craig, Xudong Huang, Jun Xie, Ying Fang, Xiangen Hu |
| 2016 | IVA | Making AutoTutor Agents Smarter: AutoTutor Answer Clustering and Iterative Script Authoring. | Zhiqiang Cai, Yan Gong, Qizhi Qiu, Xiangen Hu, Art Graesser |
| 2015 | AIED | Evaluating the Effectiveness of Integrating Natural Language Tutoring into an Existing Adaptive Learning System. | Benjamin D. Nye, Alistair Windsor, Philip I. Pavlik, Andrew Olney, Mustafa H. Hajeer, Arthur C. Graesser, Xiangen Hu |
| 2015 | AIED | NewtonianTalk: Integration of Physics Playground and AutoTutor using GIFT. | Matthew Ventura, Xiangen Hu, Benjamin D. Nye, Weinan Zhao |
| 2015 | FlAIRS | The Impact of Anomalous Information, Personality, and Motivation on Self- Regulatory Processes in a Multimedia Vicarious Learning Environment. | Jeremiah Sullins, Xiangen Hu |
| 2015 | FlAIRS | Are You Asking the Right Questions: The Use of Animated Agents to Teach Learners to Become Better Question Askers. | Jeremiah Sullins, Danielle S. McNamara, Samuel Acuff, Daniel Neely, Eric Hildebrand, Grant Stewart, Xiangen Hu |
| 2014 | EDM | Exploring real-time student models based on natural-language tutoring sessions. | Benjamin Nye, Mustafa H. Hajeer, Carol Forsyth, Borhan Samei, Xiangen Hu, Keith K. Millis |
| 2014 | HCI | Semantic Representation Analysis: A General Framework for Individualized, Domain-Specific and Context-Sensitive Semantic Processing. | Xiangen Hu, Benjamin D. Nye, Chuang Gao, Xudong Huang, Jun Xie, Keith T. Shubeck |
| 2014 | ITS | The Impact of Epistemological Beliefs on Student Interactions with an Intelligent Tutoring System. | Scotty D. Craig, Jun Xie, Xudong Huang, Arthur C. Graesser, Xiangen Hu |
| 2013 | AIED | AutoTutor 2013: Conversation-Based Online Intelligent Tutoring System with Rich Media (Interactive Event). | Qinyu Cheng, Keli Cheng, Haiying Li, Zhiqiang Cai, Xiangen Hu, Arthur C. Graesser |
| 2013 | EDM | Discovering the Relationship between Student Effort and Ability for Predicting the Performance of Technology-Assisted Learning in a Mathematics After-School Program. | Jun Xie, Xudong Huang, Henry Hua, Jin Wang, Quan Tang, Scotty D. Craig, Arthur C. Graesser, King-Ip (David) Lin, Xiangen Hu |
| 2012 | ICMLA | Animal Cognition, Epistemic Fluency, Social Networks and the Scientific Habit of Mind. | Donald M. Morrison, Xiangen Hu |
| 2011 | AIED | Learning with ALEKS: The Impact of Students' Attendance in a Mathematics After-School Program. | Scotty D. Craig, Celia Anderson, Anna E. Bargagliotti, Arthur C. Graesser, Theresa Okwumabua, Allan Sterbinsky, Xiangen Hu |
| 2009 | AIED | AutoTutor Lite. | Xiangen Hu, Zhiqiang Cai, Lu Han, Scotty D. Craig, Tianjiang Wang, Arthur C. Graesser |
| 2006 | IVA | The Role of Discourse Structure and Response Time in Multimodal Communication. | Patrick Jeuniaux, Max M. Louwerse, Xiangen Hu |
| 2005 | FlAIRS | The Embodiment of Amodal Symbolic Knowledge Representations. | Max M. Louwerse, Zhiqiang Cai, Xiangen Hu, Matthew Ventura, Patrick Jeuniaux |
| 2004 | ITS | Combining Computational Models of Short Essay Grading for Conceptual Physics Problems. | Matthew Ventura, D. R. Franchescetti, P. Pennumatsa, Arthur C. Graesser, G. Tanner Jackson, Xiangen Hu, Zhiqiang Cai |
| 2003 | IJCAI | A Revised Algorithm for Latent Semantic Analysis. | Xiangen Hu, Zhiqiang Cai, Max M. Louwerse, Andrew Olney, Phanni Penumatsa, Arthur C. Graesser |
| 2002 | ITS | Learning about the Ethical Treatment of Human Subjects in Experiments on a Web Facility with a Conversational Agent and ITS Components. | Arthur C. Graesser, Xiangen Hu, Natalie K. Person, Craig D. Stewart, Joe Toth, G. Tanner Jackson, Suresh Susarla, Matthew Ventura |
| 2001 | ICALT | Teaching with the Help of Talking Heads. | Arthur C. Graesser, Xiangen Hu, Natalie K. Person |