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SOFSEM
2004
Springer
14 years 1 months ago
2004
Springer
We propose an efficient approach for finding relevant XML data twigs defined by unordered query tree specifications. We use the tree signatures as the index structure and find...
ICDE
2007
IEEE
14 years 2 months ago
2007
IEEE
Retrieval queries that combine structural constraints with keyword search represent a significant challenge to XML data management systems. Queries are expected to be answered as...
ER
2006
Springer
13 years 11 months ago
2006
Springer
Statistical summaries in relational databases mainly focus on the distribution of data values and have been found useful for various applications, such as query evaluation and data...
MIS
2001
Springer
14 years 5 days ago
2001
Springer
A multimedia report is a multimedia presentation which integrates data returned by one or more queries to a multimedia database, thus extending the concept of report familiar in tr...
BTW
2003
Springer
14 years 29 days ago
2003
Springer
Dissemination systems are used to route information received from many publishers individually to multiple subscribers. The core of a dissemination system consists of an efficient...