17329 search results - page 3250 / 3466 » Improved non-approximability results |
151
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DASFAA
2007
IEEE
16 years 26 days ago
2007
IEEE
In the era of the Internet, more and more privacy-sensitive data is published online. Even though this kind of data are published with sensitive attributes such as name and social ...
161
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DASFAA
2007
IEEE
16 years 26 days ago
2007
IEEE
Recent research shows that ontology as background knowledge can improve document clustering quality with its concept hierarchy knowledge. Previous studies take term semantic simila...
181
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FOCS
2007
IEEE
16 years 26 days ago
2007
IEEE
We present a near-optimal reduction from approximately counting the cardinality of a discrete set to approximately sampling elements of the set. An important application of our wo...
170
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GLOBECOM
2007
IEEE
16 years 26 days ago
2007
IEEE
— A relay selection approach has previously been shown to outperform repetition-based scheduling for both amplify-and-forward (AF) and decode-and-forward (DF) cooperative network...
163
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GLVLSI
2007
IEEE
16 years 26 days ago
2007
IEEE
Threshold logic is gaining prominence as an alternative to Boolean logic. The main reason for this trend is the availability of devices that implement these circuits efficiently (...