Collocational bootstrapping: A hypothesis about the learning of subject-verb agreement in humans and neural networks

Claire Hobbs, R. Thomas McCoy


Abstract
In what ways might statistical signals in linguistic input assist with the acquisition of syntax? Here we hypothesize a mechanism called collocational bootstrapping, in which regularities in word co-occurrence patterns can provide cues to syntactic dependencies. We investigate whether this mechanism can support the acquisition of English subject-verb agreement. First, we simulate language acquisition by training neural networks on synthetic datasets that vary in how predictable their subject-verb pairings are. We find that there is a range of variability levels at which these statistical learners robustly learn subject-verb agreement. We then analyze the variability of subject-verb pairings in child-directed language, and we find that the variability in such data falls within the range that supported robust generalization in our computational simulations. Taken together, these results suggest that collocational bootstrapping is a viable learning strategy for the type of input that children receive.
Anthology ID:
2026.conll-main.7
Volume:
Proceedings of the 30th Conference on Computational Natural Language Learning
Month:
July
Year:
2026
Address:
San Diego, California, USA
Editors:
Claire Bonial, Yevgeni Berzak
Venues:
CoNLL | WS
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Publisher:
Association for Computational Linguistics
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Pages:
90–103
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URL:
https://preview.aclanthology.org/ingest-acl-workshops/2026.conll-main.7/
DOI:
Bibkey:
Cite (ACL):
Claire Hobbs and R. Thomas McCoy. 2026. Collocational bootstrapping: A hypothesis about the learning of subject-verb agreement in humans and neural networks. In Proceedings of the 30th Conference on Computational Natural Language Learning, pages 90–103, San Diego, California, USA. Association for Computational Linguistics.
Cite (Informal):
Collocational bootstrapping: A hypothesis about the learning of subject-verb agreement in humans and neural networks (Hobbs & McCoy, CoNLL 2026)
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PDF:
https://preview.aclanthology.org/ingest-acl-workshops/2026.conll-main.7.pdf