6743 search results - page 337 / 1349 » Data quality inference |
222
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
Existing data-stream clustering algorithms such as CluStream are based on k-means. These clustering algorithms are incompetent to find clusters of arbitrary shapes and cannot hand...
199
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KDD
2002
ACM
16 years 7 months ago
2002
ACM
This paper presents an approach to automatically optimizing the retrieval quality of search engines using clickthrough data. Intuitively, a good information retrieval system shoul...
216
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
We consider the problem of approximating sliding window joins over data streams in a data stream processing system with limited resources. In our model, we deal with resource cons...
172
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IQIS
2004
ACM
16 years 6 days ago
2004
ACM
Data freshness has been identified as one of the most important data quality attributes in information systems. This importance increases particularly in the context of distribute...
196
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ANSS
2002
IEEE
15 years 11 months ago
2002
IEEE
The data traffic in wireless networks for the third generation (3G) mobile telecommunication systems should take into account a variety of services (voice, data, video) and envir...