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» Efficient processing of XPath queries using indexes
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EDBT
2010
ACM
202views Database» more  EDBT 2010»
14 years 3 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...
ICDE
2003
IEEE
146views Database» more  ICDE 2003»
14 years 10 months ago
Similarity Search in Sets and Categorical Data Using the Signature Tree
Data mining applications analyze large collections of set data and high dimensional categorical data. Search on these data types is not restricted to the classic problems of minin...
Nikos Mamoulis, David W. Cheung, Wang Lian
VLDB
2000
ACM
229views Database» more  VLDB 2000»
14 years 15 days ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
HICSS
1998
IEEE
117views Biometrics» more  HICSS 1998»
14 years 1 months ago
OBIWAN - A Visual Interface for Prompted Query Refinement
Typically, users submit very simple search queries to digital document data collections. Often these queries can result in extremely broad answers or answers in which document rel...
James W. Cooper, Roy J. Byrd
ICDE
2006
IEEE
266views Database» more  ICDE 2006»
14 years 10 months ago
Approximation Techniques for Indexing the Earth Mover's Distance in Multimedia Databases
Todays abundance of storage coupled with digital technologies in virtually any scientific or commercial application such as medical and biological imaging or music archives deal w...
Ira Assent, Andrea Wenning, Thomas Seidl