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» Towards an Integration of Answer Set and Constraint Solving
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AMW
2010
13 years 10 months ago
On Incomplete XML Documents with Integrity Constraints
We consider incomplete specifications of XML documents in the presence of schema information and integrity constraints. We show that integrity constraints such as keys and foreign ...
Pablo Barceló, Leonid Libkin, Juan L. Reutt...
GIS
2008
ACM
14 years 10 months ago
An inconsistency tolerant approach to querying spatial databases
In order to deal with inconsistent databases, a repair semantics defines a set of admissible database instances that restore consistency, while staying close to the original insta...
Leopoldo E. Bertossi, Mónica Caniupá...
SIGDIAL
2010
13 years 7 months ago
Towards an Empirically Motivated Typology of Follow-Up Questions: The Role of Dialogue Context
A central problem in Interactive Question Answering (IQA) is how to answer Follow-Up Questions (FU Qs), possibly by taking advantage of information from the dialogue context. We a...
Manuel Kirschner, Raffaella Bernardi
ANOR
2007
108views more  ANOR 2007»
13 years 9 months ago
Towards a practical engineering tool for rostering
The profitability and morale of many organizations (such as factories, hospitals and airlines) are affected by their ability to schedule their personnel properly. Sophisticated an...
Edward P. K. Tsang, John A. Ford, Patrick Mills, R...
EDBT
2011
ACM
231views Database» more  EDBT 2011»
13 years 17 days ago
Data integration with dependent sources
Data integration systems offer users a uniform interface to a set of data sources. Previous work has typically assumed that the data sources are independent of each other; however...
Anish Das Sarma, Xin Luna Dong, Alon Y. Halevy