Sciweavers

1302 search results - page 6 / 261
» Multi-objective Query Processing for Database Systems
Sort
View
ER
2004
Springer
107views Database» more  ER 2004»
14 years 28 days ago
A Scaleless Data Model for Direct and Progressive Spatial Query Processing
A progressive spatial query retrieves spatial data based on previous queries (e.g., to fetch data in a more restricted area with higher resolution). A direct query, on the other si...
Sai Sun, Sham Prasher, Xiaofang Zhou
FQAS
2006
Springer
136views Database» more  FQAS 2006»
13 years 11 months ago
Robust Query Processing for Personalized Information Access on the Semantic Web
Abstract. Research in Cooperative Query answering is triggered by the observation that users are often not able to correctly formulate queries to databases that return the intended...
Peter Dolog, Heiner Stuckenschmidt, Holger Wache
CIKM
2008
Springer
13 years 9 months ago
Modeling and exploiting query interactions in database systems
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing per...
Mumtaz Ahmad, Ashraf Aboulnaga, Shivnath Babu, Kam...
ICDE
2008
IEEE
141views Database» more  ICDE 2008»
14 years 9 months ago
SPOT: A System for Detecting Projected Outliers From High-dimensional Data Streams
In this paper, we present a new technique, called Stream Projected Ouliter deTector (SPOT), to deal with outlier detection problem in high-dimensional data streams. SPOT is unique ...
Ji Zhang, Qigang Gao, Hai H. Wang
ICSEA
2007
IEEE
14 years 1 months ago
An Integrated Database Programming and Querying Language with Support for Simultaneous Processing
The integration of query languages and programming languages is still a central problem of database research. In particular, issues with respect to the impedance mismatch are of i...
Markus Kirchberg