Virtual agents are systems that add a social dimension to computing, often featuring not only
natural language input but also an embodiment or avatar. This allows them to take on a …

Empirical investigations on the uncanny valley have almost solely focused on the analysis of
people's non-interactive perception of a robot at first sight. Recent studies suggest, however …

Designed to improve human–machine interactions, virtual agents and particularly virtual
assistants (VAs) are spreading in our daily lives. Presenting a very wide variety of …

In greeting encounters, first impressions of personality and attitude are quickly formed and
might determine important relational decisions, such as the likelihood and frequency of …

Virtual Interactive Behavior (VIB) is a SAIBA compliant platform which supports the creation
of socio-emotional ECAs. It takes as input utterances augmented with communicative …

Making the transition to long-term interaction with social-robot systems has been identified
as one of the main challenges in human-robot interaction. This article identifies four design …

Job interviews come with a number of challenges, especially for young people who are out
of employment, education, or training (NEETs). This paper presents an approach to a job …

In this work, we explore the effects of dominant nonverbal behavior of a virtual agent on
users in different age groups regarding their evaluations of the system as well as …

This paper presents a computational model of social attitude for virtual agents. In our work,
the agent acts as a virtual recruiter and interacts with a user during job interview training …

In this paper we present an analysis from a corpus of dyadic expert-novice knowledge
sharing interactions. The analysis aims at investigating the relationship between observed …