Search Results for author: Gustave Hahn-Powell

Found 1 papers, 0 papers with code

Higher-order Lexical Semantic Models for Non-factoid Answer Reranking

no code implementations TACL 2015 Daniel Fried, Peter Jansen, Gustave Hahn-Powell, Mihai Surdeanu, Peter Clark

We introduce a higher-order formalism that allows all these lexical semantic models to chain direct evidence to construct indirect associations between question and answer texts, by casting the task as the traversal of graphs that encode direct term associations.

Open-Domain Question Answering Semantic Similarity +1

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