17329 search results - page 2830 / 3466 » Improved non-approximability results |
234
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EDBT
2010
ACM
15 years 10 months ago
2010
ACM
Recently, there has been growing interest in random sampling from online hidden databases. These databases reside behind form-like web interfaces which allow users to execute sear...
179
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FC
2010
Springer
15 years 10 months ago
2010
Springer
Abstract. Secure login methods based on human cognitive skills can be classified into two categories based on information available to a passive attacker: (i) the attacker fully ob...
184
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BTW
2009
Springer
15 years 10 months ago
2009
Springer
Abstract: Efficient content-based similarity search in large multimedia databases requires efficient query processing algorithms for many practical applications. Especially in hi...
204
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CDC
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract— The paper investigates theoretical issues in applying the universal swarming technique to efficient content distribution. In a swarming session, a file is distributed...
162
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CDC
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract— Electronics has greatly contributed to the development of internal combustion engine. This progress has resulted in reducing environmental degradation, and yet continui...