3.4 - Actor-Critic A2C, PPO, DDPG
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does the Actor component do in Actor-Critic methods?
💡 Hint: Think about who makes choices.
What is the function of the Critic?
💡 Hint: Consider who gives feedback.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does 'Actor' refer to in Actor-Critic methods?
💡 Hint: Consider who makes decisions.
Is the Critic's role to provide value evaluations?
💡 Hint: What does the Critic do in the Actor-Critic pairing?
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a hybrid algorithm incorporating features from A2C, PPO, and DDPG to address a reinforcement learning problem of your choice. Discuss potential benefits and drawbacks.
💡 Hint: Think about the unique strengths of each algorithm.
Analyze a scenario where unstable updates could severely impact the agent's performance. What strategies could be implemented to mitigate these issues using concepts from the A2C and PPO algorithms?
💡 Hint: Consider the structural features of these algorithms.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.