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» Algorithms for Querying by Spatial Structure
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166
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ICDE
2011
IEEE
380views Database» more  ICDE 2011»
14 years 8 months ago
Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries
Given a set of objects and a query q, a point p is called the reverse k nearest neighbor (RkNN) of q if q is one of the k closest objects of p. In this paper, we introduce the c...
Muhammad Aamir Cheema, Xuemin Lin, Wenjie Zhang, Y...
ICDAR
2003
IEEE
15 years 10 months ago
Automatic Discovery of Semantic Structures in HTML Documents
Template-driven HTML documents posses an implicit, fixed schema denoting concepts and their relationships in a hierarchical fashion. Discovering this schema remains a relatively ...
Saikat Mukherjee, Guizhen Yang, Wenfang Tan, I. V....
152
Voted
CIKM
2006
Springer
15 years 6 months ago
Processing relaxed skylines in PDMS using distributed data summaries
Peer Data Management Systems (PDMS) are a natural extension of heterogeneous database systems. One of the main tasks in such systems is efficient query processing. Insisting on co...
Katja Hose, Christian Lemke, Kai-Uwe Sattler
CEC
2007
IEEE
15 years 11 months ago
An ant-based algorithm for annular sorting
— We present an ant-based algorithm for spatially sorting objects into an annular structure. The model is minimal, as it requires only stochastic ant behaviour coupled with a phe...
Martyn Amos, Oliver Don
154
Voted
WEBDB
2009
Springer
113views Database» more  WEBDB 2009»
15 years 11 months ago
Experimental Evaluation of Query Processing Techniques over Multiversion XML Documents
Various approaches have been recently proposed for storing the evolution of an XML document, thereby preserving useful past information about the document and thus the ability to ...
Adam Woss, Vassilis J. Tsotras