Timothy O’Donnell

2 accepted papers

2022

Characterizing Idioms: Conventionality and Contingency

Michaela Socolof, Jackie Cheung, Michael Wagner, Timothy O’Donnell

ACL 2022long

Idioms are unlike most phrases in two important ways. First, words in an idiom have non-canonical meanings. Second, the non-canonical meanings of words in an idiom are contingent on the presence of other words in the idiom. Linguistic theories differ on whether these properties depend on one another…

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2022

Compositional Generalization in Dependency Parsing

Emily Goodwin, Siva Reddy, Timothy O’Donnell, Dzmitry Bahdanau

ACL 2022long

Compositionality— the ability to combine familiar units like words into novel phrases and sentences— has been the focus of intense interest in artificial intelligence in recent years. To test compositional generalization in semantic parsing, Keysers et al. (2020) introduced Compositional Freebase Qu…

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