Deep Deterministic Policy Gradient - Another Improvement in solving Continuous Action Spaces

Deep Deterministic Policy Gradient (DDPG) is a reinforcement learning algorithm designed for continuous action spaces, extending the actor-critic approach with deterministic policies and target networks. The algorithm uses experience replay and noise injection for exploration, making it suitable for complex control tasks like robotic manipulation. The implementation demonstrates training on continuous environments using TensorFlow, showing how DDPG handles high-dimensional state-action spaces more effectively than discrete-action algorithms like DQN.