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SISAP
2008
IEEE
147views Data Mining» more  SISAP 2008»
16 years 1 months ago
An Empirical Evaluation of a Distributed Clustering-Based Index for Metric Space Databases
Similarity search has been proved suitable for searching in very large collections of unstructured data objects. We are interested in efficient parallel query processing under si...
Veronica Gil Costa, Mauricio Marín, Nora Re...
ERCIMDL
2005
Springer
82views Education» more  ERCIMDL 2005»
16 years 11 days ago
A Native XML Database Supporting Approximate Match Search
XML is becoming the standard representation format for metadata. Metadata for multimedia documents, as for instance MPEG-7, require approximate match search functionalities to be s...
Giuseppe Amato, Franca Debole
SIGMOD
2007
ACM
144views Database» more  SIGMOD 2007»
16 years 7 months ago
GhostDB: querying visible and hidden data without leaks
Imagine that you have been entrusted with private data, such as corporate product information, sensitive government information, or symptom and treatment information about hospita...
Nicolas Anciaux, Mehdi Benzine, Luc Bouganim, Phil...
SIGMOD
2004
ACM
160views Database» more  SIGMOD 2004»
16 years 7 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, ...
DASFAA
2009
IEEE
147views Database» more  DASFAA 2009»
16 years 1 months ago
"Pay-as-You-Go" Processing for Tracing Queries in a P2P Record Exchange System
In recent years, data provenance or lineage tracing which refers to the process of tracing the sources of data, data movement between databases, and annotations written for data ha...
Fengrong Li, Takuya Iida, Yoshiharu Ishikawa