Cancado, L., Rome, L., & Xiong, J. (2026, September). Growth Norms for Computer Adaptive Tests: Evaluating Three Conditional Growth Percentile Methods. The 10th Conference of International Association for Computerized Adaptive Testing, São Paulo, Brazil.
Tang, C., Li, J., Xiong, J. & Engelhard, G. (2026, July). Uncovering human–large language model rater effects in writing assessment. The International Meeting of the Psychometric Society, Yonsei University, Seoul, Republic of Korea.
Kuang, H., Bulut, O., Xiong, J., Botelho, A., & Kern, J. (2026, April 27–May 1). Seeing How Students Think: Enhancing Assessment Through Learning Analytics of Behavioral Log and Response Modeling. 16th International Learning Analytics and Knowledge (LAK) Conference, Bergen, Norway.
Xiong, J., Tang, C., & Kuang, H. (2026, April). Calibrating Constructed Responses in Testlets with a Testlet Topic Model. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Xiong, J. (2026, April). Item Bank Review and Monitoring in a Digital Learning System. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Tang, C., Xiong, J., & Engelhard, G. (2026, April). Identifying Writing Strategies in Educational Assessments with an Unsupervised Learning Measurement Framework. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Kuang, H., Xiong, J., Bulut, O., & Kern, J. (2026, April). A Bi-Factor Model for Latent Trait Estimation Integrating Responses and Process Data. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Cancado, L., Rome, L., & Xiong, J. (2026, April). Comparing Methods for Estimating Conditional Growth Percentiles for an Interim Assessment. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Li, T., Xiong, J., Wang, Z., Foley, K., & Wang, M. (2026, April). A Within- and Between-Person Investigation on How Control-Value Appraisals Shape Math Anxiety Development. The American Educational Research Association Annual Meeting, Los Angeles, CA, United States.
Mardones-Segovia, C., Yang, Y., Tang, C., Xiong, J., Wang, S., Cohen, A. S. (2026, April). Transformer-Based NLP Pipeline for Constructed-Response Scoring and Reasoning. The National Council on Measurement in Education Annual Meeting, Los Angeles, CA, United States.
Tang, C., Li, J., Xiong, J., & Engelhard, G. (2026, April). Judging the Judges: A Rasch Analysis of Human and Large Language Model Raters. The American Educational Research Association Annual Meeting, Los Angeles, CA, United States.
Xiong, J. & Banjanovic, E. (2025, July). i-Ready Pro item bank calibration. Curriculum Associates Technical Advisory Committee Meeting, North Billerica, MA, United States.
Cancado, L., Rome, L., & Xiong, J. (2025, July). i-Ready Inform growth model. Curriculum Associates Technical Advisory Committee Meeting, North Billerica, MA, United States.
Xiong, J. (2025, April). Bridging borders and beyond boundaries: Division D international committee 2025 business meeting update. The American Educational Research Association Annual Meeting, Denver, CO, United States.
Lester, J. N. & Xiong, J. (2025, April). Division D executive committee meeting. The American Educational Research Association Annual Meeting, Denver, CO, United States.
Xiong, J., Liu, Q., & Tang, C. (2025, April). Unlocking insights in educational process data with a sequential reservoir method. The American Educational Research Association Annual Meeting, Denver, CO, United States.
Xiong, J. & Banjanovic, E. (2025, April). Exploring alternative IRT models to improve estimation in the presence of learning. The National Council on Measurement in Education Annual Meeting, Denver, CO, United States.
Tang, C., Liu, Q., Li, F. & Xiong, J. (2025, April). Neural topic model for interpretable multi-dimensional automated scoring of constructed responses. The National Council on Measurement in Education Annual Meeting, Denver, CO, United States.
Tang, C., Engelhard, G., & Xiong, J. (2025, April). Exploring automated scoring using topics and predefined features in hybrid attention-based model. The National Council on Measurement in Education Annual Meeting, Denver, CO, United States.
Wang, B., Kuang, H., & Xiong, J. (2025, April). Exploring performance differences based on process data variables using machine learning techniques. The National Council on Measurement in Education Annual Meeting, Denver, CO, United States.
Xiong, J. & Galindo, J. (2023, July). A hybrid virtual standard setting implementation for statewide assessments. The International Meeting of the Psychometric Society, College Park, MD, United States.
Xiong, J. & Wang, B. (2023, July). Reassess the item response theory simulation with generative adversarial networks. The International Meeting of the Psychometric Society, College Park, MD, United States.
Mardones-Segovia, C., Xiong, J. & Cohen, A. (2023, July). Process data enhanced diagnostic measurement using topic modeling on constructed responses. The International Meeting of the Psychometric Society, College Park, MD, United States.
Xiong, J., Engelhard, G. & Cohen, A. S. (2023). Development and calibration of a Rasch model integrating process data from topic modeling. The National Council on Measurement in Education Annual Meeting, Chicago, IL, United States.
Wang, B., Huggins-Manley, A. C., & Xiong, J. (2023). Performance of effort-moderated multidimensional item response model under nonrandom rapid-guessing responses. The National Council on Measurement in Education Annual Meeting, Chicago, IL, United States.
Xiong, J., Xiong, X., Cohen, A. S. & Wang, B. (2022). Parameter estimation for mixed-format tests with no-u-turn sampler Hamiltonian Monte Carlo method. The National Council on Measurement in Education Annual Meeting, San Diego, CA, United States.
Xiong, J., Wheeler, J. M. & Cohen, A. S. (2022). Multi-task classification for constructed responses with the topic model and deep neural network. The American Educational Research Association Annual Meeting, San Diego, CA, United States.
Xiong, J., Wheeler, J. M., Choi, H. J., & Cohen, A. S. (2021). Individualized adaptive learning recommendation system based on topic modeling with cumulative assessment. The International Meeting of the Psychometric Society, Virtual.
Xiong, J., Wheeler, J. M., Cohen, A. S. & Liu, Q. (2021). Applications of machine learning in educational and psychological measurement. The International Meeting of the Psychometric Society, Virtual.
Wheeler, J. M., Xiong, J., Segovia, C. A. M., Choi, H. J., & Cohen, A. S. (2021). Impact of priors on parameter recovery for latent Dirichlet allocation. The International Meeting of the Psychometric Society, Virtual.
Lee, J., Xiong, J., Wheeler, J. M., Choi, H. J., & Cohen, A. S. (2021). Application of multidimensional mixture IRT and supervised-LDA for DIF in mixed-format test. The National Council on Measurement in Education Annual Meeting, Virtual.
Wheeler, J. M., Choi, H. J., Xiong, J., Cohen, A. S., & Lee, J. (2021). A semi-confirmatory latent Dirichlet allocation topic model. The National Council on Measurement in Education Annual Meeting, Baltimore, MD, Virtual.
Xiong, J., Cohen, A. S. & Xiong, X. (2021). Bayesian estimation of ability in hybrid item response models on mixed-format items. The National Council on Measurement in Education Annual Meeting, Virtual.
Xiong, J., Wheeler, J. M., Lee, J., Choi, H. J., & Cohen, A. S. (2020). An empirical study of developing automated scoring engine using supervised latent Dirichlet allocation. The International Meeting of the Psychometric Society, Virtual.
Wheeler, J. M., Cohen, A. S., Xiong, J., Lee, J., & Choi, H. J. (2020). A simulation guide for topic models of constructed-response items. The International Meeting of the Psychometric Society, Virtual.
Kim, S. H., Duong, E., Mardones, C., Schellman, M., Wheeler, J. M., Xiong, J., Zheng, G., Zor, S., & Cohen, A. S. (2020). Priors in Bayesian estimation for the two- and three-parameter logistic models. The International Meeting of the Psychometric Society, Virtual.
Xiong, J., Wheeler, J. M., Lee, J., Choi, H. J., & Cohen, A. S. (2020). An empirical study of constructing topic structures using latent Dirichlet allocation. College of Education Conference, University of Georgia, GA, United States.
Wheeler, J. M., Cohen, A. S., Choi, H. J., Lee, J. & Xiong, J. (2020). Ninth grade English Language Arts constructed-response item: a topic model analysis. College of Education Conference, University of Georgia, GA, United States.
Xiong, J., Kwak, M., Kim, S., Choi, H. J., & Cohen, A. S. (2019). Topic modeling of constructed-response answers on social studies assessments. The International Meeting of the Psychometric Society, Santiago, Región Metropolitana, Chile.
Choi, H. J., Xiong, J., Lai, S., Raczynski, K., Wheeler, J. M., & Lee, J. (2019). A new method for analyzing students' answers for constructed response items in formative assessments—an application of a topic model. Georgia Educational Research Association, Macon, GA, United States.
Kwak, M., Kim, S., Xiong, J., Choi, H. J., & Cohen, A. S. (2019). Stopword selection for latent Dirichlet allocation analysis of constructed response items. The National Council on Measurement in Education, Toronto, ON, Canada.
Xiong, J., Wang, J., Cohen, A. S. & Engelhard, G. (2018). The calibration of multiple-choice and constructed-response items in English language arts assessments. The Pacific Rim Objective Measurement Symposium, Shanghai, People's Republic of China.
Choi, H.-J., Kwak, M., Kim, S., Xiong, J., Cohen, A. S., & Bottge, B. A. (2018). An application of a topic model to constructed responses in formative assessments. The International Meeting of the Psychometric Society, New York City, NY, United States.
Kwak, M., Kim, S., Xiong, J., Choi, H. J., & Cohen, A. S. (2018). Dirichlet priors for latent Dirichlet allocation analysis of constructed response items. The International Meeting of the Psychometric Society, New York City, NY, United States.
Kwak, M., Kim, S., Choi, H.-J., Xiong, J., & Cohen, A. S. (2018). Topic model analysis of constructed response items on a formative test. The National Council on Measurement in Education, New York City, NY, United States.