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STOC
2002
ACM
14 years 9 months ago
2002
ACM
We consider the problem of estimating the tour length and finding approximation algorithms for the asymmetric traveling salesman problem arising from the disk scheduling problem. ...
VLDB
2007
ACM
14 years 9 months ago
2007
ACM
Two central criteria for data quality are consistency and accuracy. Inconsistencies and errors in a database often emerge as violations of integrity constraints. Given a dirty dat...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Wikipedia is an example of the large, collaborative, semi-structured data sets emerging on the Web. Typically, before these data sets can be used, they must transformed into struc...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Searching for all occurrences of a twig pattern in an XML document is an important operation in XML query processing. Recently a holistic method TwigStack [2] has been proposed. T...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Model management is an approach to simplify the programming of metadata-intensive applications. It offers developers powerful operators, such as Compose, Diff, and Merge, that are...