Module 14: Reinforcement learning and security applications

Question 1

4 main elements of reinforcement learning

Answer 1

Policy
Reward signal
Value function
optional model of the environment

Question 2

Policy

Answer 2

mapping from perceived states of environment to actions to be taken in those states

Question 3

Reward signal

Answer 3

Defines the goal (what is good in the short run). Agent’s goal is to maximize the reward. Used to alter policy.

Question 4

Value function

Answer 4

Indicates what is good in the long run.