Sciweavers

4113 search results - page 520 / 823
» Watermarking Relational Databases
Sort
View
177
Voted
BMCBI
2008
173views more  BMCBI 2008»
15 years 4 months ago
Gene Vector Analysis (Geneva): A unified method to detect differentially-regulated gene sets and similar microarray experiments
Background: Microarray experiments measure changes in the expression of thousands of genes. The resulting lists of genes with changes in expression are then searched for biologica...
Stephen W. Tanner, Pankaj Agarwal
165
Voted
WWW
2008
ACM
16 years 5 months ago
Scaling RDF with time
The World Wide Web Consortium's RDF standard primarily consists of (subject,property,object) triples that specify the value that a given subject has for a given property. How...
Andrea Pugliese, Octavian Udrea, V. S. Subrahmania...
146
Voted
PODS
2004
ACM
148views Database» more  PODS 2004»
16 years 4 months ago
Deterministic Wavelet Thresholding for Maximum-Error Metrics
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...
Minos N. Garofalakis, Amit Kumar
166
Voted
VLDB
2005
ACM
139views Database» more  VLDB 2005»
15 years 10 months ago
Statistical Learning Techniques for Costing XML Queries
Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
Ning Zhang 0002, Peter J. Haas, Vanja Josifovski, ...
143
Voted
SIGMOD
1998
ACM
124views Database» more  SIGMOD 1998»
15 years 8 months ago
An Alternative Storage Organization for ROLAP Aggregate Views Based on Cubetrees
The Relational On-Line Analytical Processing (ROLAP) is emerging as thedominant approach in data warehousing with decision support applications. In order to enhance query performa...
Yannis Kotidis, Nick Roussopoulos