We research and develop autonomous mobile service robots as Collaborative Robots, ie,
CoBots. For the last three years, our four CoBots have autonomously navigated in our multi …

Dialogue systems deliver a more natural mean of communication between humans and
machines when compared to traditional systems. Beyond input/output components that …

Robot planning in partially observable domains is difficult, because a robot needs to
estimate the current state and plan actions at the same time. When the domain includes …

Recent progress in both AI and robotics have enabled the development of general purpose
robot platforms that are capable of executing a wide variety of complex, temporally extended …

As social robots see increasing deployment within the general public, improving the
interaction with those robots is essential. Spoken language offers an intuitive interface for …

In the unstructured family environment, robots are expected to provide various services to
improve the quality of human life, based on the performance of specific action sequences …

This article describes REBA, a knowledge representation and reasoning architecture for
robots that is based on tightly-coupled transition diagrams of the domain at two different …

Service robots are expected to play an important role in our daily lives as our companions in
home and work environments in the near future. An important requirement for fulfilling this …

Deployment of robots in practical domains poses key knowledge representation and
reasoning challenges. Robots need to represent and reason with incomplete domain …

When glancing at an image, human can infer what is hidden in the image beyond what is
visually obvious, such as objects' functions, people's intents and mental states. However …