Sciweavers

1821 search results - page 329 / 365
» U-DBMS: A Database System for Managing Constantly-Evolving D...
Sort
View
WWW
2008
ACM
14 years 8 months ago
Substructure similarity measurement in chinese recipes
Improving the precision of information retrieval has been a challenging issue on Chinese Web. As exemplified by Chinese recipes on the Web, it is not easy/natural for people to us...
Liping Wang, Qing Li, Na Li, Guozhu Dong, Yu Yang
PODS
2004
ACM
158views Database» more  PODS 2004»
14 years 7 months ago
Composing Schema Mappings: Second-Order Dependencies to the Rescue
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
DOLAP
2003
ACM
14 years 25 days ago
Exploiting hierarchical clustering in evaluating multidimensional aggregation queries
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
Dimitri Theodoratos
XMLSEC
2003
ACM
14 years 24 days ago
A bitmap-based access control for restricted views of XML documents
The information on the web is growing at a very fast pace. In this ever-accumulating data, the volume of information represented in XML format is on the rise in recent times. An o...
Abhilash Gummadi, Jong P. Yoon, Biren Shah, Vijay ...
EDBT
2009
ACM
112views Database» more  EDBT 2009»
14 years 6 days ago
GCIP: exploiting the generation and optimization of integration processes
As a result of the changing scope of data management towards the management of highly distributed systems and applications, integration processes have gained in imporuch integrati...
Matthias Böhm, Uwe Wloka, Dirk Habich, Wolfga...