Question answering (QA) is the study on the methodology that returns exact answers to natural language questions. This paper attempts to increase the coverage and accuracy of QA sy...
Labeled unranked trees are used as a model of XML documents, and logical languages for them have been studied actively over the past several years. Such logics have different purpo...
To date, attempts for applying syntactic information in the document-based retrieval model dominant have led to little practical improvement, mainly due to the problems associated ...
Phrase browsing interfaces based on hierarchies of phrases extracted automatically from document collections offer a useful compromise between automatic full-text searching and man...
Katrina D. Edgar, David M. Nichols, Gordon W. Payn...
We establish the following characteristics of the task of perspective classification: (a) using term frequencies in a document does not improve classification achieved with absenc...
Beata Beigman Klebanov, Eyal Beigman, Daniel Dierm...