550 search results - page 62 / 110 » A Logical Approach to Multidimensional Databases |
248
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ICDE
2006
IEEE
16 years 6 months ago
2006
IEEE
Database columns are often correlated, so that cardinality estimates computed by assuming independence often lead to a poor choice of query plan by the optimizer. Multidimensional...
174
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ECAI
2008
Springer
15 years 7 months ago
2008
Springer
Many real-world applications of AI require both probability and first-order logic to deal with uncertainty and structural complexity. Logical AI has focused mainly on handling com...
143
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ICPR
2008
IEEE
16 years 6 months ago
2008
IEEE
Querying any information system requires the knowledge of some formal language, making it inaccessible to computer-na?ve potential users. We propose a new intuitive querying mecha...
174
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ISBI
2004
IEEE
16 years 6 months ago
2004
IEEE
We propose to segment volumetric brain structures with a level set method including a fuzzy decision in the design of the evolution force. The role of fuzzy logic is to fuse gradi...
154
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OTM
2005
Springer
15 years 11 months ago
2005
Springer
We propose to enhance a schema integration process with a validation phase employing logic-based data models. In our methodology, we validate the source schemas against the data mo...