Incorporating functionalities of expert medical critiquing dialogues in the design of a graphical interface

Analysis of expert medical diagnostic critiquing dialogues shows that explanation, argumentation and negotiation are strongly interlinked. After presenting analyses of a corpus of Wizard of Oz dialogues in this domain, we describe a design for a graphical interface that enables human-computer collaboration for the same task. Many of the dialogues´ functionalities can be transferred to the interface, whilst avoiding natural language interpretation problems and providing a comparable degree of expressivity for the user.