RL

Reinforcement Learning (RL)

REINFORCE (Policy Gradient) Formula

${\nabla }_{\theta }J(\theta )={\mathbb{E}}_{\tau \sim {\pi }_{\theta }}\left[{\sum }_{t=0}^T{\nabla }_{\theta }\log {\pi }_{\theta }(a_t|s_t)G_t\right]$