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PODS
2003
ACM
135views Database» more  PODS 2003»
14 years 8 months ago
Query-preserving watermarking of relational databases and XML documents
Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...
David Gross-Amblard
EDBT
2006
ACM
159views Database» more  EDBT 2006»
14 years 8 months ago
Fast Nearest Neighbor Search on Road Networks
Nearest neighbor (NN) queries have been extended from Euclidean spaces to road networks. Existing approaches are either based on Dijkstra-like network expansion or NN/distance prec...
Haibo Hu, Dik Lun Lee, Jianliang Xu
PPOPP
2010
ACM
14 years 5 months ago
Structure-driven optimizations for amorphous data-parallel programs
Irregular algorithms are organized around pointer-based data structures such as graphs and trees, and they are ubiquitous in applications. Recent work by the Galois project has pr...
Mario Méndez-Lojo, Donald Nguyen, Dimitrios...
VMCAI
2010
Springer
14 years 5 months ago
Improved Model Checking of Hierarchical Systems
We present a unified game-based approach for branching-time model checking of hierarchical systems. Such systems are exponentially more succinct than standard state-transition gra...
Benjamin Aminof, Orna Kupferman, Aniello Murano
SDM
2009
SIAM
160views Data Mining» more  SDM 2009»
14 years 5 months ago
Discovering Substantial Distinctions among Incremental Bi-Clusters.
A fundamental task of data analysis is comprehending what distinguishes clusters found within the data. We present the problem of mining distinguishing sets which seeks to find s...
Faris Alqadah, Raj Bhatnagar