Journal of the ACM (JACM)
Computation: finite and infinite machines
Computation: finite and infinite machines
On bootstrapping of linguistic features for bootstrapping grammars
CLAGI '09 Proceedings of the EACL 2009 Workshop on Computational Linguistic Aspects of Grammatical Inference
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We analyze the computational complexity of phonological models as they have developed over the past twenty years. The major results are that generation and recognition are undecidable for segmental models, and that recognition is NP-hard for that portion of segmental phonology subsumed by modern autosegmental models. Formal restrictions are evaluated.