280 search results - page 28 / 56 » pvldb 2008 |
PVLDB
2010
13 years 8 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 8 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 8 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 8 months ago
2010
The workflow models have been essentially operation-centric for many years, ignoring almost completely the data aspects. Recently, a new paradigm of data-centric workflows, call...
PVLDB
2010
13 years 8 months ago
2010
Entity linkage is central to almost every data integration and data cleaning scenario. Traditional techniques use some computed similarity among data structure to perform merges a...