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159
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STOC
2005
ACM
16 years 6 months ago
2005
ACM
A low-distortion embedding between two metric spaces is a mapping which preserves the distances between each pair of points, up to a small factor called distortion. Low-distortion...
170
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STOC
2003
ACM
16 years 6 months ago
2003
ACM
We describe a simple randomized construction for generating pairs of hash functions h1, h2 from a universe U to ranges V = [m] = {0, 1, . . . , m - 1} and W = [m] so that for ever...
252
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Schema integration is the problem of creating a unified target schema based on a set of existing source schemas that relate to each other via specified correspondences. The unifie...
163
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PODS
2006
ACM
16 years 6 months ago
2006
ACM
Given a document D in the form of an unordered labeled tree, we study the expressibility on D of various fragments of XPath, the core navigational language on XML documents. We gi...
164
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ICFP
2006
ACM
16 years 6 months ago
2006
ACM
Dynamic binding and delimited control are useful together in many settings, including Web applications, database cursors, and mobile code. We examine this pair of language feature...