A framework of complementary behavior has been proposed which maintains that direct manipulation and speech interfaces have reciprocal strengths and weaknesses. This suggests that...
Michael A. Grasso, David S. Ebert, Timothy W. Fini...
Web search engines face an extremely heterogeneous user population from web novices to highly skilled experts. Currently, the search strategies of the experienced web searchers ar...
For the huge amounts of audio and video material that could usefully be included in digital libraries, the cost of producing human-generated annotations and meta-data is prohibiti...
Alexander G. Hauptmann, Michael J. Witbrock, Micha...
In this paper we present a formal framework and tool supporting the user in the task of formulating a precise query – which best captures their information needs – even in the ...
Enrico Franconi, Paolo Guagliardo, Marco Trevisan,...
This study examines the acceptance and usability of an animated conversational agent designed to establish longterm relationships with older, mostly minority adult users living in...
Timothy W. Bickmore, Lisa Caruso, Kerri Clough-Gor...