Mutual dependency and Word Grammar: headedness in the noun phrase

Learning Constituent Headedness

Headedness is widely used as an organizing device in syntactic analysis, yet constituency treebanks rarely encode it explicitly and most processing pipelines recover it procedurally via percolation rules. We treat this n…

Reply to the commentary "Be careful when assuming the obvious", by P. Alday

Here we respond to some comments by Alday concerning headedness in linguistic theory and the validity of the assumptions of a mathematical model for word order. For brevity, we focus only on two assumptions: the unit of …

Noun Phrases Rooted by Adjectives: A Dependency Grammar Analysis of the Big Mess Construction

Better heads do not guarantee better binarized constituency parsing

We revisit punctuation-aware tree binarization for constituency parsing and ask whether dependency-induced headedness improves binary parser supervision. Although learned heads substantially outperform rule-based heads i…

Iterated Dependencies in a Breton treebank and implications for a Categorial Dependency Grammar

Categorial Dependency Grammars (CDG) are computational grammars for natural language processing, defining dependency structures. They can be viewed as a formal system, where types are attached to words, combining the cla…