Sciweavers

2298 search results - page 181 / 460
» Querying spatial patterns
Sort
View
DGO
2003
129views Education» more  DGO 2003»
15 years 7 months ago
Extending XML Web Querying to Heterogeneous Geospatial Information
This paper describes a Web-based query system for semantically heterogeneous geospatial data. Our goal is to provide DBMS type query capabilities to a proposed statewide land info...
Nancy Wiegand, Naijun Zhou, Stephen J. Ventura, Is...
PKDD
2004
Springer
79views Data Mining» more  PKDD 2004»
15 years 12 months ago
A Framework for Data Mining Pattern Management
Abstract. To represent and manage data mining patterns, several aspects have to be taken into account: (i) patterns are heterogeneous in nature; (ii) patterns can be extracted from...
Barbara Catania, Anna Maddalena, Maurizio Mazza, E...
ICDT
1999
ACM
72views Database» more  ICDT 1999»
15 years 10 months ago
On the Generation of 2-Dimensional Index Workloads
A large number of database index structures have been proposed over the last two decades, and little consensus has emerged regarding their relative e ectiveness. In order to empir...
Joseph M. Hellerstein, Lisa Hellerstein, George Ko...
VLDB
2005
ACM
120views Database» more  VLDB 2005»
15 years 12 months ago
Efficiently Processing Queries on Interval-and-Value Tuples in Relational Databases
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
Jost Enderle, Nicole Schneider, Thomas Seidl
BALT
2006
15 years 10 months ago
Introducing Softness into Inductive Queries on String Databases
In many application domains (e.g., WWW mining, molecular biology), large string datasets are available and yet under-exploited. The inductive database framework assumes that both s...
Ieva Mitasiunaite, Jean-François Boulicaut