708 search results - page 115 / 142 » A Genetic Algorithm for Database Query Optimization |
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
The goal of data fusion is to combine several representations of one real world object into a single, consistent representation, e.g., in data integration. A very popular operator...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
In this paper, we study the problem of effective keyword search over XML documents. We begin by introducing the notion of Valuable Lowest Common Ancestor (VLCA) to accurately and ...
DASFAA
2003
IEEE
14 years 26 days ago
2003
IEEE
Various models and approaches have been proposed for mapping XML data into relational tables recently. Most of those approaches produce relational schema for given XML data, based...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
There has been much recent interest in on-line data mining. Existing mining algorithms designed for stored data are either not applicable or not effective on data streams, where r...
ICDE
2011
IEEE
12 years 11 months ago
2011
IEEE
— In a wireless sensor network (WSN), each sensor monitors environmental parameters, and reports its readings to a base station, possibly through other nodes. A sensor works in c...