Learners’ collaborative conversation data is an important type of data for in-depth understanding their learning process and cognitive state. However, due to the flexibility of natural language and the complexity of learning contexts, the degree of automation of collabo...MORE Learners’ collaborative conversation data is an important type of data for in-depth understanding their learning process and cognitive state. However, due to the flexibility of natural language and the complexity of learning contexts, the degree of automation of collabo...