Sciweavers

1487 search results - page 175 / 298
» Representing and Querying Data Transformations
Sort
View
148
Voted
PODS
1995
ACM
139views Database» more  PODS 1995»
15 years 5 months ago
Normalizing Incomplete Databases
Databases are often incomplete because of the presence of disjunctive information, due to con icts, partial knowledge and other reasons. Queries against such databases often ask q...
Leonid Libkin
SIGMOD
2010
ACM
132views Database» more  SIGMOD 2010»
14 years 8 months ago
Durable top-k search in document archives
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
Leong Hou U, Nikos Mamoulis, Klaus Berberich, Srik...
SIGMOD
2012
ACM
212views Database» more  SIGMOD 2012»
13 years 4 months ago
Local structure and determinism in probabilistic databases
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...
Theodoros Rekatsinas, Amol Deshpande, Lise Getoor
CII
2008
103views more  CII 2008»
15 years 1 months ago
Moving from syntactic to semantic organizations using JXML2OWL
Today's enterprises face critical needs in integrating disparate information spread over several data sources inside and even outside the organization. Most organizations alre...
Toni Rodrigues, Pedro Rosa, Jorge Cardoso
ISEMANTICS
2010
15 years 3 months ago
BibBase triplified
We present BibBase, a system for publishing and managing bibliographic data available in BibTeX files. BibBase uses a powerful yet light-weight approach to transform BibTeX files ...
Oktie Hassanzadeh, Reynold Xin, Christian Fritz, Y...