2771 search results - page 407 / 555 » Locality of Queries and Transformations |
233
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EDBT
1994
ACM
15 years 10 months ago
1994
ACM
Abstract. Good estimates of join result sizes are critical for query optimization in relational database management systems. We address the problem of incrementally obtaining accur...
122
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OODBS
1992
15 years 10 months ago
1992
This paper addresses the problem of de ning views that span several objectbases. Views are expressed in terms of an object algebra. We are interested in the degrees of coupling an...
154
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LICS
1989
IEEE
15 years 10 months ago
1989
IEEE
A refutation mechanism is introduced into logic programming, dual to the usual proof mechanism; then negation is treated via refutation. A four-valued logic is appropriate for the...
202
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CLOR
2006
15 years 10 months ago
2006
We present a "parts and structure" model for object category recognition that can be learnt efficiently and in a weakly-supervised manner: the model is learnt from examp...
163
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NGITS
1995
Springer
15 years 10 months ago
1995
Springer
This paper investigates the problem ofautomatically learning declarative models of information sources available on the Internet. We report on ILA, a domain-independent program th...