1500 search results - page 284 / 300 » Query Optimization in Database Grid |
ESWS
2008
Springer
13 years 11 months ago
2008
Springer
In this contribution a system is presented, which provides access to distributed data sources using Semantic Web technology. While it was primarily designed for data sharing and sc...
CIKM
2004
Springer
14 years 3 months ago
2004
Springer
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
SIGIR
1999
ACM
14 years 1 months ago
1999
ACM
The fast growth of multimedia information in image and video databases has triggered research on efficient retrieval methods. This paper deals with structural queries, a type of c...
BIOCOMP
2009
2009
Improving Remote Homology Detection Using Sequence Properties and Position Specific Scoring Matrices
13 years 10 months ago
Current biological sequence comparison tools frequently fail to recognize matches between homologs when sequence similarity is below the twilight zone of less than 25% sequence id...
DCC
2008
IEEE
14 years 4 months ago
2008
IEEE
Motivated by sensor networks, we consider the fusion storage of correlated sources in a database, such that any subset of them may be efficiently retrieved in the future. Only st...