148 search results - page 6 / 30 » Evaluation of Queries on Tree-Structured Data Using Dimensio... |
DOLAP
2003
ACM
14 years 27 days ago
2003
ACM
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
DASFAA
2004
IEEE
13 years 11 months ago
2004
IEEE
For event filtering of publish/subscribe system, significant research efforts have been dedicated to techniques based on multiple one-dimensional indexes built on attributes of sub...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
XML and other semi-structured data may have partially specified or missing schema information, motivating the use of a structural summary which can be automatically computed from ...
PODS
1999
ACM
13 years 12 months ago
1999
ACM
Semistructured data occur in situations where information lacks a homogeneous structure and is incomplete. Yet, up to now the incompleteness of information has not been re ected b...
VLDB
2001
ACM
14 years 2 days ago
2001
ACM
Similarity retrieval mechanisms should utilize generalized quadratic form distance functions as well as the Euclidean distance function since ellipsoid queries parameters may vary...