Questions tagged [temporal-difference]

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How is TD(1) of TD(lambda) equivalent to Monte Carlo?

In Sutton and Barto's book about RL they say that the TD($\lambda$) algorithm is equivalent to Monte Carlo when $\lambda = 1$. I don't see how that is the case. They define the lambda return as: $$...
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In $TD(\lambda)$, is there a way to choose an effective $\lambda$ based on the environment?

In $TD(\lambda)$, is there a way to choose an effective $\lambda$ based on the environment?
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Confusion about the derivation of the TD-Learning update rule

I am currently trying to understand the paper "Learning to Predict by the Methods of Temporal Differences" by Sutton. I am stuck with the following step: (From "Learning to Predict by the Methods of ...
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Adding additional constrains to OpenAi Gym

I'm currently working trough some examples which should finally end in a DQN Reinforcement Learning for the CartPole example in the openAI-Gym. Copied some code from GitHub which isn't deep yet: <...