787 search results - page 35 / 158 » A College Course: Data Quality in Information Systems |
203
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ITIIS
2010
15 years 1 months ago
2010
In this study, we propose a space search algorithm (SSA) and then introduce a hybrid optimization of fuzzy inference systems based on SSA and information granulation (IG). In comp...
153
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PVLDB
2010
15 years 4 months ago
2010
We live in the Information Era, with access to a huge amount of information from a variety of data sources. However, data sources are of different qualities, often providing conï¬...
240
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Accurate cardinality estimation is critically important to high-quality query optimization. It is well known that conventional cardinality estimation based on histograms or simila...
146
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WWW
2008
ACM
16 years 6 months ago
2008
ACM
Communities gather Web services that provide a common functionality, acting as an intermediate layer between end users and Web services. On the one hand, they provide a single endp...
164
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AIED
2005
Springer
15 years 11 months ago
2005
Springer
Collaborative learning is question-driven and open-ended by nature. Many of the techniques developed for intelligent tutoring are applicable only in more structured settings, but f...