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Joseph Suarez, MIT PhD and PufferAI founder, solves a reinforcement learning problem involving extreme sparsity with state-of-the-art results on a key evaluation environment

A blog post with further details is forthcoming.

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This week, I solved a problem in RL involving ludicrous sparsity that I have been thinking about since 2018. Initial sweeps are showing SOTA on one of our most consistently informative test envs. Blog post soon. For now, you can follow the dev live on stream

7:17 AM · May 22, 2026 View on X

@jsuarez inspirational

Joseph Suarez 🐡Joseph Suarez 🐡@jsuarez

This week, I solved a problem in RL involving ludicrous sparsity that I have been thinking about since 2018. Initial sweeps are showing SOTA on one of our most consistently informative test envs. Blog post soon. For now, you can follow the dev live on stream

2:17 PM · May 22, 2026 · 9K Views
2:32 PM · May 22, 2026 · 1K Views
Joseph Suarez, MIT PhD and PufferAI founder, solves a reinforcement learning problem involving extreme sparsity with state-of-the-art results on a key evaluation environment · Digg