AI Glossary

Value function

What does “Value function” mean?

Value function: An estimate of the expected future return from a state or action under a defined policy.

Value function visual guide: An estimate of the expected future return from a state or action under a defined policy.
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What is an example of “Value function”?

An agent estimates how promising its current game position is.

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See also

Reinforcement learningTermReward modelTermReward hackingTermPolicy in reinforcement learningTermDiscount factorTerm

Same topic

Exploration and exploitationTermWeak supervisionTermValidation and test setsTermWeight decayTermUndersamplingTerm