1675 search results - page 258 / 335 » Implementing Data Cubes Efficiently |
BMCBI
2010
13 years 10 months ago
2010
Background: Feature selection is an important pre-processing task in the analysis of complex data. Selecting an appropriate subset of features can improve classification or cluste...
ICDE
2007
IEEE
14 years 11 months ago
2007
IEEE
Linear optimization queries retrieve the top-K tuples in a sliding window of a data stream that maximize/minimize the linearly weighted sums of certain attribute values. To effici...
RECOMB
2006
Springer
14 years 10 months ago
2006
Springer
Abstract. So far, most methods for identifying sequences under selection based on comparative sequence data have either assumed selectional pressures are the same across all branch...
SSDBM
1999
IEEE
14 years 2 months ago
1999
IEEE
Large scale data analysis and mining activities, such as identifying interesting trends, making unusual patterns to stand out and verifying hypotheses, require sophisticated infor...
ACSAC
2010
IEEE
13 years 8 months ago
2010
IEEE
- The advanced metering infrastructure (AMI) is revolutionizing electrical grids. Intelligent AMI "smart meters" report real time usage data that enables efficient energy...