Robots often need to ask humans for help, for instance to complete a human component in a
larger task or to recover from an unforeseen error. In this paper, we explore how robots can …

This paper presents the results of an experiment in human-robot social interaction. Its
purpose was to measure the impact of certain features and behaviors on people's …

For compelling human-robot interaction, social gestures are widely believed to be important.
This paper investigates the effects of adding gestures to a physical game between a human …

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 paper reports a method that uses humanoid robots as a communication medium. There
are many interactive robots under development, but due to their limited perception, their …

Offering help is a socially precarious venture. A robot that mimics human help-giving
communication might end up supporting or might end up offending the help recipient. This …

In this paper, we present a first step towards a typology of relevant signals and cues in
human-robot interaction (HRI). In human as well as in animal communication systems …

This paper discusses the use of observational studies of human-robot social interaction in
open human-inhabited environments as a method for improving on the design and …

As robots work in increasingly collaborative settings with humans, scenarios will arise where
robots need to successfully request favors to be effective. Communication directness and …

Because robots and other electronic agents perform increasingly social functions, people
will soon face the possibility of more frequent human–robot interactions. But what kinds of …