Rational Agent

For each possible percept sequence,a rational agent should select an action that is expected to maximize its Performance Measures.

What is Performance Measure? 

 An objective criterion for success of an agent's behavior. 

 Just we look  Vacuum Cleaner World 

Percepts:
Location and Status
 Actions:
Left , Right ,Suck ,Noop 

function Vacuum-Agent([location,status]) returns an action

if status = Dirty then return Suck

else if location = A then return Right

else if location = B then return  Left

Is this agent Rational?

 

Specifying the task environment

Problem specification:

Performance measure, Environment, Actuators, Sensors (PEAS)

Consider this example

 automated taxi driver

Performance measure

 Safe, fast, legal, comfortable trip, maximize profits

Environment

 Roads, other traffic, pedestrians, customers

Actuators

Steering wheel, accelerator, brake, signal, horn

Sensors

Cameras, sonar, speedometer, GPS, odometer,engine sensors keyboard

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