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SIGMOD
2005
ACM
14 years 28 days ago
2005
ACM
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...
PKDD
2004
Springer
14 years 22 days ago
2004
Springer
The next wave in search technology will be driven by the identification, extraction, and exploitation of real-world entities represented in unstructured textual sources. Search sy...
ADC
2003
Springer
14 years 18 days ago
2003
Springer
Database modeling is still a job of an artisan. Due to this approach database schemata evolve by growth without any evolution plan. Finally, they cannot be examined, surveyed, con...
WOLLIC
2010
Springer
14 years 13 days ago
2010
Springer
Abstract. We present a modal language that includes explicit operators to count the number of elements that a model might include in the extension of a formula, and we discuss how ...
AAAI
2007
13 years 9 months ago
2007
The long-term goal of Project Halo is to build an application called Digital Aristotle that can answer questions on a variety of science topics and provide user and domain appropr...