PVLDB
2010
13 years 2 months ago
2010
Recent improvements in positioning technology make massive moving object data widely available. One important analysis is to find the moving objects that travel together. Existin...
PVLDB
2010
13 years 2 months ago
2010
To evaluate the performance of database applications and DBMSs, we usually execute workloads of queries on generated databases of different sizes and measure the response time. Th...
PVLDB
2010
13 years 2 months ago
2010
PVLDB
2010
13 years 2 months ago
2010
Today’s data integration systems must be flexible enough to support the typical iterative and incremental process of integration, and may need to scale to hundreds of data sour...
PVLDB
2010
13 years 2 months ago
2010
We consider the problem of efficiently finding the top-k answers for join queries over web-accessible databases. Classical algorithms for finding top-k answers use branch-and-b...
PVLDB
2010
13 years 2 months ago
2010
Analysts have marked Event Processing as the most growing segment in enterprise computing during years 2008 and 2009, furthermore, this trend is expected to continue. Many of the ...
PVLDB
2010
13 years 2 months ago
2010
A variety of integrity constraints have been studied for data cleaning. While these constraints can detect the presence of errors, they fall short of guiding us to correct the err...
PVLDB
2010
13 years 2 months ago
2010
XMorph is a new, shape polymorphic, domain-specific XML query language. A query in a shape polymorphic language adapts to the shape of the input, freeing the user from having to k...
PVLDB
2010
13 years 2 months ago
2010
PVLDB
2010
13 years 2 months ago
2010
Web technologies have enabled data sharing between sources but also simplified copying (and often publishing without proper attribution). The copying relationships can be complex...