2853 search results - page 265 / 571 » On the Efficiency of Provenance Queries |
189
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
179
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DLOG
2008
15 years 9 months ago
2008
The paper addresses the problem of explaining some reasoning tasks associated with the DL-Lite Description Logic. Because of the simplicity of the language, standard concept level ...
188
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AAAI
1990
15 years 7 months ago
1990
The Symbolic Probabilistic Inference (SPI) Algorithm [D'Ambrosio, 19891 provides an efficient framework for resolving general queries on a belief network. It applies the conc...
200
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IJAHUC
2008
15 years 6 months ago
2008
: Random walk and flooding are basic mechanisms for searching unstructured overlays. This paper shows that node coverage is an important metric for query performance in random grap...
307
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ICDE
2006
IEEE
16 years 8 months ago
2006
IEEE
Today's Content-Based Image Retrieval (CBIR) techniques are based on the "k-nearest neighbors" (kNN) model. They retrieve images from a single neighborhood using lo...