When should service staff initiate interaction with a visitor? Neither simply-proactive (eg talk
to everyone in a sight) nor passive (eg wait until being talked to) strategies are desired. This …

This paper proposes a model of approach behavior with which a robot can initiate
conversation with people who are walking. We developed the model by learning from the …

This study addresses encounter interactions in public environments where people and
robots walk around. In daily life, security guards, police officers, and sales clerks roam …

We modeled a robot's approaching behavior for giving admonishment. We started by
analyzing human behaviors. We conducted a data collection in which a guard approached …

To prepare for a future in which robots are more commonplace, it is important to know what
robot behaviors people find socially normative. Previous work suggests that for robots to be …

Human-robot conflicts might occur in the future, for instance, if a robot requests a public
resource (eg, an elevator). It needs to be investigated how the robot's request can be …

Robots that can leverage help from people could accomplish much more than robots that
cannot. We present the results of two experiments that examine how robots can more …

We present the design, implementation, and evaluation of a peripheral empathy-evoking
robotic conversation companion, Kip1. The robot's function is to increase people's …

Enhancing the rapport between the human and the robot will be an essential element in
successfully developing robotic assistants, especially ones working in our homes. We use a …

Politeness is believed to facilitate communication in human interaction, as it can minimize
the potential for conflict and confrontation. Regarding the role of politeness strategies for …