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Robonaissance

Hugo

A new renaissance in AI and robotics. Navigating the intelligence revolution.

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PricingFreemiumPublishesDaily
Issues105Founded6 months agoLast Issue4 days ago
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Latest Issues

The Journey of RL, Part 8: The Human Turn

RLHF was not the addition of human feedback to reinforcement learning. It was the moment reward stopped being given and started being learned.

In 2017, a simulated robot taught itself to do a backflip, and the only thing it was ever told a...

4 days ago
4
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The Journey of RL, Part 7: The First Cracks

Three different attempts to rescue reward. Three different admissions that reward was the problem.

The boat was on fire, and it was winning. In 2016, a team at OpenAI set a reinforcement learning agent loose on a video game called CoastRun...

7 days ago
4
Paid

The Journey of RL, Part 6: The Brain in the Loop

Reinforcement learning and neuroscience read each other for forty years. The conversation reveals that reward in biology was never the simple scalar RL had imported.

In the early 1990s, in a laboratory at the University of Fribourg in Swit...

8 days ago
5
Paid

The Journey of RL, Part 5: The Internal Model

Self-play and world models converge on a single idea. When an agent has a model of the thing it is optimizing against, the reward signal can come from inside.

For thirty-six moves, the second game looked ordinary. Lee Sedol, the strongest...

10 days ago
5
1
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The Journey of RL, Part 4: The Exploration Question

Before an agent can optimize anything, it has to figure out what is worth measuring. Exploration is the part of reinforcement learning that admits the agent does not yet know what to optimize.

By 2015, the deep Q-network could play Atari a...

15 days ago
5
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  • Hugo

    Former AI researcher at Google. Writing about a new renaissance in AI and robotics.

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