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Article . 2026
License: CC BY
Data sources: Datacite
ZENODO
Article . 2026
License: CC BY
Data sources: Datacite
ZENODO
Article . 2026
License: CC BY
Data sources: Datacite
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Intelligence as Predictive Compression: Evidence from GPT-2 Analysis and Learned Concept Bottlenecks

Authors: Ghazouani, Ahmed;

Intelligence as Predictive Compression: Evidence from GPT-2 Analysis and Learned Concept Bottlenecks

Abstract

We present a mathematical framework connecting intelligence to predictive compression through ε-machines (minimal sufficient statistics of the past for predicting the future) and demonstrate that modern transformer language models implicitly implement this compression. Through systematic reverse-engineering of GPT-2, we reveal a three-phase "V-shape" crystallization pattern: tokens compress into ~200 predictive equivalence classes by layer 2, undergo controlled semantic disambiguation in middle layers, and recrystallize into context-specific representations by layer 11. We validate this theory by training a learned discrete bottleneck model that routes tokens through 512 concepts using Gumbel-softmax, achieving 2.3× better validation loss (1.60 vs 3.30) and producing coherent text compared to static pre-clustered baselines that collapse during training. We further compare our architecture against standard models (char-RNN, small GPT, GPT-2 124M), showing that enforced compression achieves competitive performance with 19% fewer parameters and dramatically better interpretability. Our results suggest that intelligence emerges from compression into minimal predictive representations, with practical implications for reducing training costs through enforced discrete bottlenecks. 9 pages, 3 figures, 12 tables. Code available upon request.

Keywords

language models, predictive compression, ε-machines, information bottleneck, GPT-2, concept learning, Gumbel-softmax, discrete representations, mechanistic interpretability, computational mechanics

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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