Equation 4 · Why the Physical World Is Harder
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Language models became substantially more capable by thinking for longer at inference time. That option is bounded on a robot, and the bound is not a matter of taste. A closed-loop controller running at frequency f must complete sensing, computation and actuation within one cycle:
Sources cited in the article section
- [3] pi-zero: A Vision-Language-Action Flow Model for General Robot Control ↗
- [12] Learning Fine-Grained Bimanual Manipulation with Low-Cost Hardware ↗
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