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DASFAA
2008
IEEE
90views Database» more  DASFAA 2008»
14 years 2 months ago
Even an Ant Can Create an XSD
Abstract. The XML has undoubtedly become a standard for data representation and manipulation. But most of XML documents are still created without the respective description of its ...
Ondrej Vosta, Irena Mlynkova, Jaroslav Pokorn&yacu...
DASFAA
2008
IEEE
163views Database» more  DASFAA 2008»
14 years 2 months ago
Automated Data Discovery in Similarity Score Queries
A vast amount of information is being stored in scientific databases on the web. The dynamic nature of the scientific data, the cost of providing an up-to-date snapshot of the wh...
Fatih Altiparmak, Ali Saman Tosun, Hakan Ferhatosm...
DASFAA
2008
IEEE
109views Database» more  DASFAA 2008»
14 years 2 months ago
Bulk-Loading the ND-Tree in Non-ordered Discrete Data Spaces
Applications demanding multidimensional index structures for performing efficient similarity queries often involve a large amount of data. The conventional tuple-loading approach t...
Hyun-Jeong Seok, Gang Qian, Qiang Zhu, Alexander R...
CSMR
2008
IEEE
14 years 2 months ago
Hecataeus: A What-If Analysis Tool for Database Schema Evolution
Databases are continuously evolving environments, where design constructs are added, removed or updated rather often. Small changes in the database configurations might impact a l...
George Papastefanatos, Fotini Anagnostou, Yannis V...
EDBT
2010
ACM
202views Database» more  EDBT 2010»
14 years 2 months ago
Querying trajectories using flexible patterns
The wide adaptation of GPS and cellular technologies has created many applications that collect and maintain large repositories of data in the form of trajectories. Previous work ...
Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotr...
EDBT
2010
ACM
184views Database» more  EDBT 2010»
14 years 2 months ago
Aggregation of asynchronous electric power consumption time series knowing the integral
More and more data mining algorithms are applied to a large number of long time series issued by many distributed sensors. The consequence of the huge volume of data is that data ...
Raja Chiky, Laurent Decreusefond, Georges Hé...
EDBT
2010
ACM
188views Database» more  EDBT 2010»
14 years 2 months ago
Subsumption and complementation as data fusion operators
The goal of data fusion is to combine several representations of one real world object into a single, consistent representation, e.g., in data integration. A very popular operator...
Jens Bleiholder, Sascha Szott, Melanie Herschel, F...
EDBT
2010
ACM
392views Database» more  EDBT 2010»
14 years 2 months ago
Position list word aligned hybrid: optimizing space and performance for compressed bitmaps
Compressed bitmap indexes are increasingly used for efficiently querying very large and complex databases. The Word Aligned Hybrid (WAH) bitmap compression scheme is commonly rec...
François Deliège, Torben Bach Peders...
EDBT
2010
ACM
155views Database» more  EDBT 2010»
14 years 2 months ago
Reducing metadata complexity for faster table summarization
Since the visualization real estate puts stringent constraints on how much data can be presented to the users at once, table summarization is an essential tool in helping users qu...
K. Selçuk Candan, Mario Cataldi, Maria Luis...
EDBT
2010
ACM
147views Database» more  EDBT 2010»
14 years 2 months ago
A simple (yet powerful) algebra for pervasive environments
Querying non-conventional data is recognized as a major issue in new environments and applications such as those occurring in pervasive computing. A key issue is the ability to qu...
Yann Gripay, Frédérique Laforest, Je...