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Reinforcement Learning with TensorFlow
book

Reinforcement Learning with TensorFlow

by Sayon Dutta
April 2018
Intermediate to advanced content levelIntermediate to advanced
334 pages
10h 18m
English
Packt Publishing
Content preview from Reinforcement Learning with TensorFlow

Policy Gradient Theorem

Assuming our given policy  is differentiable whenever it's non zero, then the gradient of the given policy with respect to  would be . Therefore, we can further exploit this gradient quantity in the form of the likelihood ratio as follows:

Here,  is the score function for future reference. 

Now, let's consider a simple one-step ...

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Publisher Resources

ISBN: 9781788835725Supplemental Content