CAIR-2 from the Korea Advanced Institute of Science and Technology (KA
IST) placed first in the Office Delivery event at the 1995 Robot Compe
tition and Exhibition, held in conjunction with the Fourteenth Interna
tional Joint Conference on Artificial Intelligence (IJCAI-95). CAIR-2
is a totally self-contained and autonomous mobile robot, and its contr
ol architecture incorporates both behavior-based and planner-based app
roaches. In this article, we present a short description of CAIR-2's h
ardware, system and control architecture, real-time vision, and speech
recognizer.