The design of conversational user interfaces (CUIs) remains challenging because CUIs do
not follow the conventional ways we conduct graphical user interface (GUI) designs …

HCI research has for long been dedicated to better and more naturally facilitating
information transfer between humans and machines. Unfortunately, humans' most natural …

Voice User Interfaces (VUI) are effective and intuitive for many people. The VUI is rapidly
becoming suitable for various practical purposes using voice-operated smartphones, or …

This dissertation focuses on the design and evaluation of speech-based conversational
interfaces for task-oriented dialogues. Conversational interfaces are software programs …

Conversational speech interface development, maintenance and evolution is challenging for
non-experts as it requires linguistic knowledge and proficiency in chatbot design and …

With the growth of speech and language interactions in many commercially available
devices and applications, it is timely that the HCI community should engage more fully with …

The advancement of technology has significantly increased the prevalence and viability of
computer interaction, leading to a rapid proliferation of interactive systems. Concurrently …

The evolution of digital technologies enables a pervasive or ubiquitous computing
environment in which the processing of information is linked with how we engage in society …

We present a modular dialogue experiments and demonstration toolkit (MoDEsT) that
assists researchers in planning tailored conversational AI-related studies. The platform can …

Conversational user interfaces, aka chatbots, offer new ways of interaction that can be used
not only for task-led applications, but also for learning itself. Conversational learning offers a …