# Hugging Face — Advantage Actor Critic (A2C)

- Company: Hugging Face (huggingface.co)
- Announced: 2022-07-22
- Category: not stated
- Coverage: not counted
- Announcement: no
- Group: routine
- Source: https://huggingface.co/blog/deep-rl-a2c
- Record: https://forck.live/items/2175-advantage-actor-critic-a2c
- Subject: Platform

This is an educational article about the Advantage Actor Critic (A2C) algorithm, part of a deep reinforcement learning course. It explains the problem of variance in Reinforce and introduces Actor-Critic methods to reduce variance.

## Evidence

Verbatim from https://huggingface.co/blog/deep-rl-a2c:

> Today we'll study Actor-Critic methods, a hybrid architecture combining a value-based and policy-based methods that help to stabilize the training by reducing the variance:

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Record: https://forck.live/items/2175-advantage-actor-critic-a2c
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