Development of a System to Predict Understanding Level by Blink Frequency. - Yoshinori Adachi; Kei Konishi; Masahiro Ozaki; Yuji Iwahori (KES, 2012)

Development of an Automatic Measurement System of Diameter of Pupil - As an Indicator of Comprehension among Web-based Learners. - Yoshinori Adachi; Kei Konishi; Masahiro Ozaki; Yuji Iwahori (KES, 2013)