Confusion detection for adaptive conversational strategies of an oral proficiency assessment interview agent

Mao S., Kotoka M., Shinya F., Shungo S., Tetsuji O., Tetsunori K., Yoichi M. (2022). Confusion detection for adaptive conversational strategies of an oral proficiency assessment interview agent. Proc. The 23rd Annual Conference of the International Speech Communication Association (INTERSPEECH2022), Incheon, Korea.