20 search results - page 1 / 4 » Efficient and effective explanation of change in hierarchica... |
KDD
2007
ACM
14 years 5 months ago
2007
ACM
Dimension attributes in data warehouses are typically hierarchical (e.g., geographic locations in sales data, URLs in Web traffic logs). OLAP tools are used to summarize the measu...
SPIESR
2001
13 years 6 months ago
2001
Recently, a huge amount of the video data available in the digital form has given users to allow more ubiquitous access to visual information than ever. To efficiently manage such...
WAIM
2007
Springer
13 years 11 months ago
2007
Springer
We propose DHCS, a method of distributed, hierarchical clustering and summarization for online data analysis and mining in sensor networks. Different from the acquisition and aggre...
VLDB
2002
ACM
13 years 4 months ago
2002
ACM
Many valuable text databases on the web have non-crawlable contents that are "hidden" behind search interfaces. Metasearchers are helpful tools for searching over many s...
SIGMOD
2004
ACM
14 years 5 months ago
2004
ACM
Mining informative patterns from very large, dynamically changing databases poses numerous interesting challenges. Data summarizations (e.g., data bubbles) have been proposed to c...