1950 search results - page 204 / 390 » Informative sampling for large unbalanced data sets |
145
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KDD
2002
ACM
16 years 4 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...
136
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CIKM
2009
Springer
15 years 8 months ago
2009
Springer
With the development of positioning technologies and the boosting deployment of inexpensive location-aware sensors, large volumes of trajectory data have emerged. However, efficie...
136
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DAWAK
2005
Springer
15 years 9 months ago
2005
Springer
The queries defined on data warehouses are complex and use several join operations that induce an expensive computational cost. This cost becomes even more prohibitive when querie...
142
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
Graph data are subject to uncertainties in many applications due to incompleteness and imprecision of data. Mining uncertain graph data is semantically different from and computat...
125
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CBMS
2005
IEEE
15 years 9 months ago
2005
IEEE
The increasing interest in time series data mining has had surprisingly little impact on real world medical applications. Practitioners who work with time series on a daily basis ...