Universal syntactic priors emerge from network growth without linguistic data
A new theoretical framework reveals that syntactic structure probabilities can emerge without language-specific training data, derived instead from a cognitively plausible model of incremental word integration. This challenges the assumption that LLMs and human language systems must learn structural biases empirically, suggesting instead that universal principles of network growth generate syntactic priors matching real linguistic patterns. The finding bridges cognitive science and neural language modeling, potentially reshaping how we understand what inductive biases are innate versus learned in both biological and artificial systems.
Modelwire context
ExplainerThe paper claims syntactic structure probabilities can be derived from network growth principles alone, without empirical language data. The critical qualifier: this generates priors that match observed patterns, but doesn't explain why humans or models actually learn those priors during training.
This connects directly to the Mandarin reduplication work from earlier today, which showed that distributional semantics recover latent grammatical structure. Both papers argue that linguistic patterns aren't arbitrary but reflect deeper organizational principles. However, where the reduplication study validates embeddings as tools for reverse-engineering existing structure, this paper proposes structure emerges from first principles. The gap matters: one shows embeddings capture what's there; the other claims what's there follows from math, not data. If true, it reshapes what we mean by 'learning' in both cognitive and artificial systems.
If researchers can show that LLMs initialized with these network-growth priors require measurably less linguistic data to reach performance parity with standard initialization, that would validate the framework's practical relevance. Without that experiment, the work remains theoretically elegant but disconnected from how actual language systems train.
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MentionsLarge language models · Dependency trees · Syntactic structures · Network growth model
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Modelwire summarizes, we don’t republish. arXiv cs.CL originally reported this story as “A Data-free Universal Prior over Syntactic Structures”. The full content lives on arxiv.org. If you’re a publisher and want a different summarization policy for your work, see our takedown page.