Reward Flashcards
1
Q
Dopamine
A
Responds to rewards. Substantia nigra and ventral tegmental area are main production sites. NOT pleasure, related to motivation
2
Q
Reward undermining
A
Reward decreases motivation.
3
Q
Reward prediction error RPE
A
Difference between expected and actual
Changes in information about future rewards
Guides behaviour through temporal difference learning.
4
Q
Habit
A
Arises from repeated reinforcements. Built slowly but are very difficult to get rid of.
5
Q
Actor-critic learning models
A
Foundation for reward learning. Two brain systems, critic that evaluates reward value. and actor that updates potential courses of action to maximize reward.
6
Q
Fictive learning
A
Learning from what if scenarios
