Machine Learning, Deep Learning, Artificial Intelligence, NLP, AI.
until the end of the episode. Understanding the REINFORCE update Intuitively, 𝛻𝜋(A_t | S_t, 𝜃_t) is a vector that tells us the direction of maximum increase of the probability of taking action A_t when we encounter state S_t again. So, it makes sense that we move our parameter 𝜃 in that direction.