Sciweavers

SIGMOD
2011
ACM
176views Database» more  SIGMOD 2011»
13 years 2 months ago
Sharing work in keyword search over databases
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
Marie Jacob, Zachary G. Ives
EDBT
2011
ACM
231views Database» more  EDBT 2011»
13 years 2 months 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
PVLDB
2010
106views more  PVLDB 2010»
13 years 9 months ago
Just-in-time Data Integration in Action
Today’s data integration systems must be flexible enough to support the typical iterative and incremental process of integration, and may need to scale to hundreds of data sour...
Martin Hentschel, Laura M. Haas, Renée J. M...
PVLDB
2008
130views more  PVLDB 2008»
13 years 10 months ago
Analyzing and revising data integration schemas to improve their matchability
Data integration systems often provide a uniform query interface, called a mediated schema, to a multitude of data sources. To answer user queries, such systems employ a set of se...
Xiaoyong Chai, Mayssam Sayyadian, AnHai Doan, Arno...
ENTCS
2006
133views more  ENTCS 2006»
13 years 11 months ago
A Data Model for Data Integration
Data integration systems provide a uniform query interface (UQI) to multiple, autonomous data sources [4]. This paper presents the universal data model (UDM) that captures the sem...
James J. Lu
IJCAI
2003
14 years 16 days ago
Building Data Integration Systems: A Mass Collaboration Approach
Building data integration systems today is largely done by hand, in a very labor intensive and error prone process. In this paper, we describe a conceptually new solution to this ...
AnHai Doan, Robert McCann
ASP
2003
Springer
14 years 4 months ago
Mappings Between Domain Models in Answer Set Programming
Integration of data is required when accessing multiple databases within an organization or on the WWW. Schema integration is required for database interoperability, but it is curr...
Stefania Costantini, Andrea Formisano, Eugenio G. ...
LPNMR
2005
Springer
14 years 4 months ago
Data Integration: a Challenging ASP Application
Abstract. The paper presents INFOMIX a successful application of ASP technology to the domain of Data Integration. INFOMIX is a novel system which supports powerful information int...
Nicola Leone, Thomas Eiter, Wolfgang Faber, Michae...
LPNMR
2005
Springer
14 years 4 months ago
Data Integration and Answer Set Programming
Abstract. The rapid expansion of the Internet and World Wide Web led to growing interest in data and information integration, which should be capable to deal with inconsistent and ...
Thomas Eiter
AWIC
2005
Springer
14 years 4 months ago
Specifying Schema Mappings for Query Reformulation in Data Integration Systems
In data integration systems there is a problem of answering queries through a target schema, given a set of mappings between source schemas and the target schema, and given that th...
Tadeusz Pankowski