The AI in a robot needs to use memory like any other system. However, robots have special needs in terms of keeping a model of where they and other things are in theor environment. The most common forms of this are historical representation], which keeps track of what has been seen and done, and {{current state representation, which maintains a best estimate of gthe curren t state of the world.
Used in Chap. 15: page 246
Also known as robot memory