1192 search results - page 93 / 239 » Symbolic Query Exploration |
CHI
1999
ACM
15 years 6 months ago
1999
ACM
In this paper, we describe the use of similarity metrics in a novel visual environment for storing and retrieving favorite web pages. The similarity metrics, called Implicit Queri...
120
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WEBDB
1998
Springer
15 years 6 months ago
1998
Springer
Semistructured graph-based databases have been proposed as well-suited stores for World-Wide Web data. Yet so far, languages for querying such data are too complex for casual Web ...
109
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COCO
1989
Springer
15 years 6 months ago
1989
Springer
Kadin [6] showed that if the Polynomial Hierarchy (PH) has infinitely many levels, then for all k, PSAT[k] ⊂ PSAT[k+1]. This paper extends Kadin’s technique and shows that a p...
123
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SDM
2003
SIAM
15 years 3 months ago
2003
SIAM
In earlier work we have introduced and explored a variety of different probabilistic models for the problem of answering selectivity queries posed to large sparse binary data set...
139
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DPD
2002
15 years 1 months ago
2002
The mediator-wrapper approach to integrate data from heterogeneous data sources has usually been centralized in the sense that a single mediator system is placed between a number o...