The paper presents a model for the construction of an artificial agent that can express performatives through facial expression. The performative of a speech act or communicative act is the particular communicative intention a Sender has to one's Addressee, the way one wants to socially relate oneself to the interlocutor. Performatives are decomposed both on the meaning and on the signal side: ...

In sinmlating a consultant's role, a central capahility of WISBER is reasoning about the eonversants' intentions to determine a communicative action that is likely to achieve progress towards a longterm consultation goal [Gerlach, Horacek 1989]. The mental model of tile agents involved consists of BEI, IEFs, KNOWs, aud WANTs, which are expressed as I)rimitive, time-dependent states. An agent's ...

In everyday communication, people not only use speech but also hand gestures to convey information. One intriguing question in gesture research has been why gestures take the specific form they do. Previous research has identified the speaker-gesturer’s communicative intent as one factor shaping the form of iconic gestures. Here we investigate whether communicative intent also shapes the form o...

A range of methods in clinical research aim to assess treatment-induced progress in aphasia therapy. Here, we used a crossover randomized controlled design to compare the suitability of utterance-centered and dialogue-sensitive outcome measures in speech-language testing. Fourteen individuals with post-stroke chronic non-fluent aphasia each received two types of intensive training in counterbal...

The article is devoted to public speaking and its varieties in educational institutions. author characterize as a genre of speech activity. In turn, the authors understand academic speaking, which an integral part pedagogical activity, oratory activity teacher who popularizes achievements science. emphasize that teachers requires mastering norms literary language, terminology, standard construc...

Recent work in the design of agent interaction protocols has focused on applications involving dialectical argumentation — the giving and receiving of reasons for statements. Yet no widely-accepted standard set of locutions exist for such argument. Drawing on both speech act theory and the philosophy of communicative action, we first present a novel typology of speech acts for agent communicati...