A way to turn real objects, states, and actions into small symbols for AI.
It turns a messy kitchen into a board game. The cup gets a square. The door gets an “open” card.
This helps AI track space and movement. Robots and self-driving cars use it to act in the real world.
Token
A Physical World Token is a type of Token for real-world information.
World model
A World model uses it to track states and how actions change them.
VLA
It helps VLA link real-world observations to actions.