3777 search results - page 134 / 756 » Estimating the Quality of Databases |
146
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DEBU
2007
15 years 6 months ago
2007
The need to understand and manage provenance arises in almost every scientific application. In many cases, information about provenance constitutes the proof of correctness of re...
190
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BMCBI
2004
15 years 6 months ago
2004
Background: A wealth of quality genomic and mRNA/EST sequences in recent years has provided the data required for large-scale genome-wide analysis of alternative splicing. We have...
174
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SAC
2010
ACM
16 years 17 days ago
2010
ACM
Current methods of estimating air quality involve assigning a single value called the Air Quality Index (AQI) to a large land area for a 24-hour period based on a very few, sparse...
279
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
A large number of online databases are hidden behind the web. Users to these systems can form queries through web forms to retrieve a small sample of the database. Sampling such h...
206
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EDBT
2002
ACM
16 years 6 months ago
2002
ACM
Abstract. Estimating the sizes of query results, and intermediate results, is crucial to many aspects of query processing. In particular, it is necessary for effective query optimi...