Sciweavers

Share
EDBT
2002
ACM
139views Database» more  EDBT 2002»
10 years 11 months ago
Aggregate Processing of Planar Points
Abstract. Aggregate window queries return summarized information about objects that fall inside a query rectangle (e.g., the number of objects instead of their concrete ids). Tradi...
Yufei Tao, Dimitris Papadias, Jun Zhang
EDBT
2002
ACM
129views Database» more  EDBT 2002»
10 years 11 months ago
Schema-Driven Evaluation of Approximate Tree-Pattern Queries
Abstract. We present a simple query language for XML, which supports hierarchical, Boolean-connected query patterns. The interpretation of a query is founded on cost-based query tr...
Torsten Schlieder
EDBT
2002
ACM
120views Database» more  EDBT 2002»
10 years 11 months ago
Hyperdatabases: Infrastructure for the Information Space
The amount of stored information is exploding while, at the same time, tools for accessing relevant information are rather under-developed. Usually, all users have a pre-defined vi...
Hans-Jörg Schek
EDBT
2002
ACM
188views Database» more  EDBT 2002»
10 years 11 months ago
Approximate Processing of Multiway Spatial Joins in Very Large Databases
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...
Dimitris Papadias, Dinos Arkoumanis
EDBT
2002
ACM
130views Database» more  EDBT 2002»
10 years 11 months ago
Gene Expression Data Management: A Case Study
One of the major challenges facing scientists dealing with gene expression data is how to integrate, explore and analyze vast quantities of related data, often residing in multiple...
Victor M. Markowitz, I-Min A. Chen, Anthony Kosky
EDBT
2002
ACM
159views Database» more  EDBT 2002»
10 years 11 months ago
Cut-and-Pick Transactions for Proxy Log Mining
Web logs collected by proxy servers, referred to as proxy logs or proxy traces, contain information about Web document accesses by many users against many Web sites. This "man...
Wenwu Lou, Guimei Liu, Hongjun Lu, Qiang Yang
EDBT
2002
ACM
132views Database» more  EDBT 2002»
10 years 11 months ago
A Framework for the Physical Design Problem for Data Synopses
Maintaining statistics on multidimensional data distributions is crucial for predicting the run-time and result size of queries and data analysis tasks with acceptable accuracy. To...
Arnd Christian König, Gerhard Weikum
EDBT
2002
ACM
110views Database» more  EDBT 2002»
10 years 11 months ago
An Introduction to the e-XML Data Integration Suite
Georges Gardarin, Antoine Mensch, Anthony Tomasic
EDBT
2002
ACM
145views Database» more  EDBT 2002»
10 years 11 months ago
Incremental Maintenance of Schema-Restructuring Views
An important issue in data integration is the integration of semantically equivalent but schematically heterogeneous data sources. Declarative mechanisms supporting powerful source...
Andreas Koeller, Elke A. Rundensteiner
books