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135
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LICS
2002
IEEE
15 years 10 months ago
2002
IEEE
We study relations on trees defined by first-order constraints over a vocabulary that includes the tree extension relation Ì Ì ¼, holding if and only if every branch of Ì ex...
130
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ICDT
2007
ACM
15 years 11 months ago
2007
ACM
Abstract. Information concerning the origin of data (that is, its provenance) is important in many areas, especially scientific recordkeeping. Currently, provenance information mu...
171
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FUZZIEEE
2007
IEEE
15 years 9 months ago
2007
IEEE
An ordinal fuzzy linguistic Information Retrieval System (IRS) based on a multi-level weighting scheme to represent the user queries, in a more flexible way, is proposed. The IRS a...
135
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LREC
2008
15 years 6 months ago
2008
Morphological query expansion and language-filtering words have proved to be valid methods when searching the web for content in Basque via APIs of commercial search engines, as t...
228
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SIGMOD
2007
ACM
16 years 5 months ago
2007
ACM
In this demonstration, we present a prototype content-based dissemination broker, called Sonnet, which is built upon structured overlay network. It combines approximate filtering ...