U
Ulf Hermjakob
Researcher at University of Southern California
Publications - 46
Citations - 3433
Ulf Hermjakob is an academic researcher from University of Southern California. The author has contributed to research in topics: Parsing & Question answering. The author has an hindex of 22, co-authored 44 publications receiving 3096 citations. Previous affiliations of Ulf Hermjakob include Information Sciences Institute & University of Texas at Austin.
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Proceedings Article
Abstract Meaning Representation for Sembanking
Laura Banarescu,Claire Bonial,Shu Cai,Madalina Georgescu,Kira Griffitt,Ulf Hermjakob,Kevin Knight,Philipp Koehn,Martha Palmer,Nathan Schneider +9 more
TL;DR: A sembank of simple, whole-sentence semantic structures will spur new work in statistical natural language understanding and generation, like the Penn Treebank encouraged work on statistical parsing.
Proceedings Article
Question Answering in Webclopedia.
TL;DR: The QA Typology contains 94 nodes, of which 47 are leaf nodes; each Typology node has been annotated with examples and typical patterns of expression of both Question and Answer, as indicated in Figure 3.
Proceedings ArticleDOI
Toward semantics-based answer pinpointing
TL;DR: The treatment of questions (Question-Answer Typology, question parsing, and results) in the Weblcopedia question answering system are described.
Proceedings ArticleDOI
Parsing and question classification for question answering
TL;DR: It is demonstrated that for this type of application, parse trees have to be semantically richer and structurally more oriented towards semantics than what most treebanks offer.
Proceedings Article
The use of external knowledge in factoid QA
TL;DR: This paper describes recent development in the Webclopedia QA (Question Answering) system, focusing on the use of knowledge resources such as WordNet and a QA typology to improve the basic operations of candidate answer retrieval, ranking, and answer matching.