13841 search results - page 2277 / 2769 » Algorithms and Constraint Programming |
133
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
We present a priority system which is particularly suited for production rules coupled to databases. In this system, there are default priorities between all rules and overriding ...
138
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KDD
2010
ACM
15 years 10 months ago
2010
ACM
Many real-world data mining tasks require the achievement of two distinct goals when applied to unseen data: first, to induce an accurate preference ranking, and second to give g...
149
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CSE
2009
IEEE
15 years 9 months ago
2009
IEEE
—Context, the pieces of information that capture the characteristics of ubiquitous computing environment, is often imprecise and incomplete due to user mobility, unreliable wirel...
164
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AAAI
2007
15 years 8 months ago
2007
In a constraint optimization problem (COP), many feasible valuations lead to the same objective value. This often means a huge search space and poor performance in the propagation...
178
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AAAI
2008
15 years 8 months ago
2008
The study of random instances of NP complete and coNP complete problems has had much impact on our understanding of the nature of hard problems. In this work, we initiate an effor...