3 papers
math.ST2026
On the Asymptotics of Item Selection in Multidimensional Computerized Adaptive Testing
Seungwon Lee, Xiaoou Li
We study Fisher-information-based item-selection rules for multidimensional computerized adaptive testing (MCAT) with intentional and nuisance abilities. Although such rules are wi…
stat.ME2025
A Latent Variable Model with Change-Points and Its Application to Time Pressure Effects in Educational Assessment
Gabriel Wallin, Yunxiao Chen, Yi-Hsuan Lee +1
Educational assessments are valuable tools for measuring student knowledge and skills, but their validity can be compromised when test takers exhibit changes in response behavior d…
stat.ME2025
Sequential Change Point Detection with FDR Control in Reconfigurable Sensor Networks
Seungwon Lee, Yunxiao Chen, Xiaoou Li
This paper investigates sequential change-point detection in reconfigurable sensor networks. In this problem, data from multiple sensors are observed sequentially. Each sensor can…