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SIGMOD
2004
ACM
160views Database» more  SIGMOD 2004»
16 years 4 months ago
Extending Query Rewriting Techniques for Fine-Grained Access Control
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
Shariq Rizvi, Alberto O. Mendelzon, S. Sudarshan, ...
SIGMOD
2003
ACM
240views Database» more  SIGMOD 2003»
16 years 4 months ago
XRANK: Ranked Keyword Search over XML Documents
We consider the problem of efficiently producing ranked results for keyword search queries over hyperlinked XML documents. Evaluating keyword search queries over hierarchical XML ...
Lin Guo, Feng Shao, Chavdar Botev, Jayavel Shanmug...
SDM
2009
SIAM
126views Data Mining» more  SDM 2009»
16 years 1 months ago
An Entity Based Model for Coreference Resolution.
Recently, many advanced machine learning approaches have been proposed for coreference resolution; however, all of the discriminatively-trained models reason over mentions rather ...
Michael L. Wick, Aron Culotta, Khashayar Rohaniman...
CVPR
2010
IEEE
1639views Computer Vision» more  CVPR 2010»
16 years 4 days ago
Multi-Target Tracking of Time-varying Spatial Patterns
Time-varying spatial patterns are common, but few computational tools exist for discovering and tracking multiple, sometimes overlapping, spatial structures of targets. We propose...
Jingchen Liu, Yanxi Liu
ICS
2009
Tsinghua U.
15 years 10 months ago
Parametric multi-level tiling of imperfectly nested loops
Tiling is a crucial loop transformation for generating high performance code on modern architectures. Efficient generation of multilevel tiled code is essential for maximizing da...
Albert Hartono, Muthu Manikandan Baskaran, C&eacut...