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LLM Pretraining with Continuous Concepts

Jihoon Tack, Jack Lanchantin, Jane Yu, Andrew Cohen, Ilia Kulikov, Janice Lan, Shibo Hao, Yuandong Tian, Jason Weston, Xian Li

Interleaves continuous concept representations with text during pretraining so language models learn to compute over concepts as well as tokens.

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arXiv:2502.08524 · Initial submission: 2025-02-12

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Continuous-state reasoning — Use vectors—lists of numbers—to carry intermediate reasoning from one step to the next, instead of selecting a text token at every step. Some methods use the model's hidden states; others combine several candidate token representations.

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