With the technical advances and market growth in the field, the issues of evaluation and
usability of spoken language dialogue systems, unimodal as well as multimodal, are as …

This chapter forms the introduction to the thesis. In the first half of the chapter we give
examples of dialogue systems, introduce the dialogue types of inquiry and transaction, and …

This paper describes a method for simulating mixed initiative human-machine dialogues
using data collected by a prototype dialogue system. The behaviour of the user population is …

The development of robots that are able to accept instructions, via a friendly interface, in
terms of concepts that are familiar to a human user remains a challenge. It is argued that …

We address the issue of appropriate user modeling to generate cooperative responses to
users in spoken dialogue systems. Unlike previous studies that have focused on a user's …

We present a method to realize flexible mixedinitiative dialogue, in which the system can
make effective confirmation and guidance using concept-level confidence measures (CMs) …

Whilst Spoken Language Dialogue Systems (SLDSs) technology has made good progress
in recent years, the issue of SLDS usability is still lagging behind both theoretically and in …

Because dialogue system development involves a variety of factors and requires
multifaceted consideration, design guidelines for such development would be helpful …

We address appropriate user modeling in order to generate cooperative responses to each
user in spoken dialogue systems. Unlike previous studies that focus on user's knowledge or …

Due to the mobile Internet revolution, people tend to browse the Web while driving their car
which puts the driver's safety at risk. Therefore, an intuitive and non-distractive in-car speech …