708 search results - page 133 / 142 » A Genetic Algorithm for Database Query Optimization |
ICDE
2002
IEEE
14 years 8 months ago
2002
IEEE
Besides being adopted as the new interchange format for the Internet, XML is finding increasing acceptance as a native data repository language. In order to make XML repositories ...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
We consider the problem of approximating sliding window joins over data streams in a data stream processing system with limited resources. In our model, we deal with resource cons...
SIGMOD
1998
ACM
13 years 11 months ago
1998
ACM
Semistructured data is characterized by the lack of any fixed and rigid schema, although typically the data hassomeimplicitstructure. While thelack offixedschemamakesextracting ...
SPIESR
2000
13 years 8 months ago
2000
Color object recognition methods that are based on image retrieval algorithms can handle changes of illumination via image normalization, e.g. simple color-channel-normalization1 ...
TIP
2008
13 years 7 months ago
2008
Active learning methods have been considered with increased interest in the statistical learning community. Initially developed within a classification framework, a lot of extensio...