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» Approximate XML joins
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ICDE
2003
IEEE
133views Database» more  ICDE 2003»
16 years 1 months ago
Text Joins for Data Cleansing and Integration in an RDBMS
An organization's data records are often noisy because of transcription errors, incomplete information, lack of standard formats for textual data or combinations thereof. A f...
Luis Gravano, Panagiotis G. Ipeirotis, Nick Koudas...
SIGMOD
2008
ACM
143views Database» more  SIGMOD 2008»
15 years 12 months ago
XML query optimization in the presence of side effects
The emergence of database languages with side effects, notably for XML, raises significant challenges for database compilers and optimizers. In this paper, we extend an algebra fo...
Giorgio Ghelli, Nicola Onose, Kristoffer Hø...
DASFAA
2004
IEEE
138views Database» more  DASFAA 2004»
15 years 3 months ago
Counting Relaxed Twig Matches in a Tree
Abstract. We consider the problem of accurately estimating the number of approximate XML answers for a given query, and propose an efficient method that (1) accurately computes sel...
Dongwon Lee, Divesh Srivastava
ERCIMDL
2005
Springer
82views Education» more  ERCIMDL 2005»
15 years 5 months ago
A Native XML Database Supporting Approximate Match Search
XML is becoming the standard representation format for metadata. Metadata for multimedia documents, as for instance MPEG-7, require approximate match search functionalities to be s...
Giuseppe Amato, Franca Debole
ADC
2008
Springer
141views Database» more  ADC 2008»
15 years 6 months ago
Approximate Retrieval of XML Data with ApproXPath
Several XML query languages have been proposed that use XPath expressions to locate data. But XPath expressions might miss some data because of irregularities in the data and sche...
Lin Xu, Curtis E. Dyreson