Metric identification in mixture IRT models. - Youn-Jeng Choi (2014)

Researching for better instructional methods using AB experiments in MOOCs: results and challenges. - Zhongzhou Chen; Christopher Chudzicki; Daniel Palumbo; Giora Alexandron; Youn-Jeng Choi; Qian Zhou; David E. Pritchard (Res. Pract. Technol. Enhanc. Learn., 2016)