The current paper discusses the concept of human-robot interaction through the lens of a model depicting the key elements of robot-to-human and robot-of-human transparency. Robot-to-human factors represent information that the system (which includes the robot but is broader than just the robot) needs to present to users before, during, or after interactions. Robot-of-human variables are factors...

As the importance of robot software has increased, much research about robot middleware has been performed extensively during the past several years. Most of these systems are based on client-server and service oriented-based system architecture. Robot middleware usually provides executable environments that robot software developers are easily able to develop flexible robot services through va...