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Table 2 Behaviour types and interventions

From: Intelligent intervention by conversational agent through chatlog analysis

Behaviour

Description

Intervention Number / Description

Tryer

Attempts to use proper conversation but CA does not match most input

1

CA apologizes and suggests topics based on learner’s area of interest (Freud’s life or theories)

Keyworder

Does not attempt to converse. Enters single words or short phrases

2

Suggests conversational phrases to advance further into topics (“Tell me more about…”)

Morer

Advances through topics by repeating the same “more” type word (“ok”, “more”, “go on”)

3

Reminds learner they can branch to other topics (“Tell me about”) or come back to a topic (“Tell me more about…”)