436 search results - page 27 / 88 » Estimating the Quality of Data in Relational Databases |
CIKM
2007
Springer
15 years 3 months ago
2007
Springer
In this work a method for detecting distance-based outliers in data streams is presented. We deal with the sliding window model, where outlier queries are performed in order to de...
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Text documents often embed data that is structured in nature. By processing a text database with information extraction systems, we can define a variety of structured "relati...
ICDE
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract— It is widely realized that the integration of information retrieval (IR) and database (DB) techniques provides users with a broad range of high quality services. A new ...
PODS
2010
ACM
15 years 2 months ago
2010
ACM
Cardinality estimation is the problem of estimating the number of tuples returned by a query; it is a fundamentally important task in data management, used in query optimization, ...
MSS
2003
IEEE
15 years 3 months ago
2003
IEEE
Efficient access methods are reviewed and explored in relation to the global surface hourly data set and several of its derivative products. Typical access paradigms are compared ...