Sciweavers

667 search results - page 21 / 134
» Using Semantic Roles to Improve Question Answering
Sort
View
CIKM
2007
Springer
15 years 6 months ago
SLOQUE: slot-based query expansion for complex questions
Searching answers to complex questions is a challenging IR task. In this paper, we examine the use of query templates with semantic slots to formulate slot-based queries. These qu...
Maggy Anastasia Suryanto, Ee-Peng Lim, Aixin Sun, ...
ACL
2006
15 years 1 months ago
Improving QA Accuracy by Question Inversion
This paper demonstrates a conceptually simple but effective method of increasing the accuracy of QA systems on factoid-style questions. We define the notion of an inverted questio...
John M. Prager, Pablo Ariel Duboué, Jennife...
LREC
2010
169views Education» more  LREC 2010»
15 years 1 months ago
Identification of the Question Focus: Combining Syntactic Analysis and Ontology-based Lookup through the User Interaction
Most question-answering systems contain a classifier module which determines a question category, based on which each question is assigned an answer type. However, setting up synt...
Danica Damljanovic, Milan Agatonovic, Hamish Cunni...
AIIA
2007
Springer
15 years 6 months ago
User Modelling for Personalized Question Answering
In this paper, we address the problem of personalization in question answering (QA). We describe the personalization component of YourQA, our web-based QA system, which creates ind...
Silvia Quarteroni, Suresh Manandhar
ASWC
2009
Springer
15 years 28 days ago
Merging and Ranking Answers in the Semantic Web: The Wisdom of Crowds
In this paper we propose algorithms for combining and ranking answers from distributed heterogeneous data sources in the context of a multi-ontology Question Answering task. Our pr...
Vanessa Lopez, Andriy Nikolov, Miriam Ferná...