2309 search results - page 275 / 462 » Using Meta-Structures in Database Design |
159
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KDD
2009
ACM
16 years 4 months ago
2009
ACM
Search logs, which contain rich and up-to-date information about users' needs and preferences, have become a critical data source for search engines. Recently, more and more ...
122
Voted
MOBISYS
2009
ACM
16 years 4 months ago
2009
ACM
In this work, we study the security of public WLAN-based positioning systems. Specifically, we investigate the Skyhook positioning system, available on PCs and used on a number of...
127
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KDD
2003
ACM
16 years 4 months ago
2003
ACM
High-dimensional data poses a severe challenge for data mining. Feature selection is a frequently used technique in preprocessing high-dimensional data for successful data mining....
212
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Given a set of multidimensional data points, skyline query retrieves a set of data points that are not dominated by any other points. This query is useful for multi-preference ana...
213
Voted
SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
Enterprise mashup scenarios often involve feeds derived from data created primarily for eye consumption, such as email, news, calendars, blogs, and web feeds. These data sources c...