664 search results - page 73 / 133 » Adaptive Selectivity Estimation Using Query Feedback |
122
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COMAD
1994
15 years 3 months ago
1994
Many parallel join algorithms have been proposed in the last several years. However, most of these algorithms require that the amount of data to be joined is known in advance in o...
ISCAS
2007
IEEE
15 years 8 months ago
2007
IEEE
— Quadrature Σ∆ ADCs require a feedback path for both the I and the Q part of the complex feedback signal. A complex DAC could give this feedback with near-perfect I/Q balance...
CDC
2009
IEEE
15 years 7 months ago
2009
IEEE
— This paper proposes a multiple-model adaptive control methodology, using set-valued observers (MMAC-SVO) for the identification subsystem, that is able to provide robust stabi...
200
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ICDE
2006
IEEE
16 years 3 months ago
2006
IEEE
Physical database design is critical to the performance of a large-scale DBMS. The corresponding automated design tuning tools need to select the best physical design from a large...
171
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SIGIR
2012
ACM
13 years 4 months ago
2012
ACM
We introduce the problem of domain adaptation for content-based retrieval and propose a domain adaptation method based on relative aggregation points (RAPs). Content-based retriev...