1778 search results - page 157 / 356 » The Theory of Probabilistic Databases |
147
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PODS
2005
ACM
16 years 6 months ago
2005
ACM
Some promising recent schemes for XML access control employ encryption for implementing security policies on published data, avoiding data duplication. In this paper we study one ...
184
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VLDB
2007
ACM
16 years 13 days ago
2007
ACM
As the Web has evolved into a data-rich repository, with the standard “page view,” current search engines are becoming increasingly inadequate for a wide range of query tasks....
162
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VLDB
2007
ACM
16 years 13 days ago
2007
ACM
This paper reports our first set of results on managing uncertainty in data integration. We posit that data-integration systems need to handle uncertainty at three levels, and do...
188
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ADC
2006
Springer
16 years 10 days ago
2006
Springer
Web transaction data usually convey user task-oriented behaviour pattern. Web usage mining technique is able to capture such informative knowledge about user task pattern from usa...
155
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DL
1999
Springer
15 years 10 months ago
1999
Springer
Existing web search engines provide users with the ability to query an off-line database of indices in order to decide on an entry point for further manual navigation. Results are...