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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

Mixed training objective function

Since the maximum likelihood objective computes the probability of the next token based on the previously generated token and a reward metric such as ROUGE helps in the measurement of human readability through perplexity, both are used to derive a mixed learning objective function as follows:

Here,  is the scaling factor to balance the difference in magnitude of  and .

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Publisher Resources

ISBN: 9781788835725Supplemental Content