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CIKM
2006
Springer
15 years 8 months ago
Describing differences between databases
We study the novel problem of efficiently computing the update distance for a pair of relational databases. In analogy to the edit distance of strings, we define the update distan...
Heiko Müller, Johann Christoph Freytag, Ulf L...
DASFAA
2009
IEEE
144views Database» more  DASFAA 2009»
15 years 11 months ago
Logical Foundations for Similarity-Based Databases
Abstract. Extensions of relational databases which aim at utilizing various aspects of similarity and imprecision in data processing are widespread in the literature. A need for de...
Radim Belohlávek, Vilém Vychodil
MM
2004
ACM
151views Multimedia» more  MM 2004»
15 years 10 months ago
Affinity relation discovery in image database clustering and content-based retrieval
In this paper, we propose a unified framework, called Markov Model Mediator (MMM), to facilitate image database clustering and to improve the query performance. The structure of t...
Mei-Ling Shyu, Shu-Ching Chen, Min Chen, Chengcui ...
ER
2004
Springer
96views Database» more  ER 2004»
15 years 10 months ago
Topological Consistency for Collapse Operation in Multi-scale Databases
When we derive multi-scale databases from a source spatial database, the geometries and topological relations, which are a kind of constraints defined explicitly or implicitly in ...
Hae-Kyong Kang, Tae-wan Kim, Ki-Joune Li
WISE
2003
Springer
15 years 10 months ago
Publishing and Querying the Histories of Archived Relational Databases in XML
There is much current interest in publishing and viewing databases as XML documents. The general benefits of this approach follow from the popularity of XML and the tool set avai...
Fusheng Wang, Carlo Zaniolo