For human–robot interaction (HRI), perception is one of the most important capabilities. This
paper reviews several widely used perception methods of HRI in social robots. Specifically …

Human detection is a key ability to an increasing number of applications that operates in
human inhabited environments or needs to interact with a human user. Currently, most …

We conducted a 2x2 between-subjects experiment to examine the effects of two orientation
and two gaze behaviors during group conversations for a mobile, low degree-of-freedom …

The purpose of our research is to develop a humanoid museum guide robot that performs
intuitive, multimodal interaction with multiple persons. In this paper, we present a robotic …

Head pose and gesture offer several key conversational grounding cues and are used
extensively in face-to-face interaction among people. We investigate how dialog context …

Robots are poised to fill a growing number of roles in today's society, from factory
automation to service applications to medical care and entertainment. While robots were …

In the recent past, service robots that are able to interact with humans in a natural way have
become increasingly popular. A special kind of service robots that are designed for personal …

Industrial robots, that are designed to carry out operations fast, repeatedly and accurately,
usually have been fixed to one physical location and manipulate objects on the assembly …

Sound source localization (SSL) is an essential task in many applications involving speech
capture and enhancement. As such, speaker localization with microphone arrays has …

Recognizing users' engagement state and intentions is a pressing task for computational
agents to facilitate fluid conversations in situated interactions. We investigate how to …