Hugo Pinto's research while affiliated with The University of Sheffield and other places

Publications (3)

Conference Paper
Full-text available
This paper discusses how Information Extraction is used to understand and manage Dialogue in the EU-funded Companions project. This will be discussed with respect to the Senior Companion, one of two applications under development in the EU-funded Companions project. Over the last few years, research in human-computer dialogue systems has increased...
Conference Paper
Full-text available
This article presents a multi-agent dialogue system. We show how a collection of relatively simple agents is able to treat complex dialogue phenomena and deal successfully with different deployment configurations. We analyze our system regarding robustness and scalability. We show that it degrades gracefully under different failures and that the ar...

Citations

... These e orts were design studies only and do not report on attempts to build systems based on these studies. One system (Pinto et al. 2008) was designed to interact with older adults to do such tasks as newspaper reading and general chit-chat. However, no evaluation of this system with actual users was undertaken, nor was the system used in any signi cant way with older users. ...
... Since dialog acts are related to the conversational and pragmatic role of turns and, furthermore, ADCs are equipped with models for the meaning of those turns (see e.g. Catizone et al. 2008), ADCs can be said to fulfil a great deal of the last-mentioned criterion. 10 We haven't found explicit, written evidence, however, whether the ADCs' dialog modules provide a retrievable representation of the form of an utterance. ...