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ConceptAsynchronous Advantage Actor-Critic / 异步优势Actor-Critic

A3C

Asynchronous Advantage Actor-Critic (A3C) is a distributed reinforcement learning algorithm proposed by DeepMind. It allows multiple workers to each maintain a local copy of the network and asynchronously push gradients to a shared global network. A3C is an early representative of the Actor-Learner decoupled architecture.

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Sep 26

Actor-Learner decoupling is a common approach in distributed reinforcement learning, and architectures such as A3C, IMPALA, and Ape-X are all based on this concept.

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Sep 26

A3C allows multiple workers to each maintain a copy of the network and asynchronously push gradients to the global network.

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