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» Ranking in Spatial Databases
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VLDB
2007
ACM
229views Database» more  VLDB 2007»
14 years 1 months ago
Sum-Max Monotonic Ranked Joins for Evaluating Top-K Twig Queries on Weighted Data Graphs
In many applications, the underlying data (the web, an XML document, or a relational database) can be seen as a graph. These graphs may be enriched with weights, associated with t...
Yan Qi 0002, K. Selçuk Candan, Maria Luisa ...
SSD
1997
Springer
140views Database» more  SSD 1997»
13 years 12 months ago
Spatial Data Mining: A Database Approach
Abstract. Knowledge discovery in databases (KDD) is an important task in spatial databases since both, the number and the size of such databases are rapidly growing. This paper int...
Martin Ester, Hans-Peter Kriegel, Jörg Sander
DKE
1998
125views more  DKE 1998»
13 years 7 months ago
Data Models and Query Languages for Spatial Databases
The main purpose of this paper is to investigate the characteristics that distinguish spatial databases systems from traditional ones. Hereto, we give an overview of some well-kno...
Jan Paredaens, Bart Kuijpers
VLDB
2001
ACM
146views Database» more  VLDB 2001»
14 years 7 days ago
DB2 Spatial Extender - Spatial data within the RDBMS
Much of the data that we encounter has a spatial (geographic locational) aspect yet this has not been readily exploited by traditional RDBMS. Over the past five years there has be...
David W. Adler
PVLDB
2010
108views more  PVLDB 2010»
13 years 6 months ago
Retrieving Top-k Prestige-Based Relevant Spatial Web Objects
The location-aware keyword query returns ranked objects that are near a query location and that have textual descriptions that match query keywords. This query occurs inherently i...
Xin Cao, Gao Cong, Christian S. Jensen