Agent Model (COMP3411)

An Intelligent Agent performs Actions into the Environment using its Actuators, and receives Perceptions via its Sensors.

408px-IntelligentAgent-SimpleReflex.png

PEAS

  • Performance Measure
  • Environment
  • Actuators
  • Sensors

Example (Wumpus World)

Wumpus World is a grid-based game, described as:

  • Performance Measure is:
    • Gold +1000
    • Death -1000
    • Each Step -1
    • Arrow -10
  • Environment is a 4*4 grid
  • Actuators are the ability to:
    • Shoot Wumpus if adjacent
    • Pick up gold
    • Turn left or right
    • Move forwards
  • Sensors are:
    • Breeze
    • Glitter
    • Stench
  • Objective is to get gold

You can play Wumpus World here.