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164
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BMCBI
2010
15 years 5 months ago
2010
Background: Finding the subgraphs of a graph database that are isomorphic to a given query graph has practical applications in several fields, from cheminformatics to image unders...
173
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JUCS
2008
15 years 4 months ago
2008
Abstract: Collaborative learning systems can be constructed following the serviceoriented computing paradigm. This allows educators to integrate external tools, offered as services...
180
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SIGIR
2012
ACM
13 years 7 months ago
2012
ACM
Finding topic experts on microblogging sites with millions of users, such as Twitter, is a hard and challenging problem. In this paper, we propose and investigate a new methodolog...
147
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
– Keyword search (KWS) over relational data, where the answers are multiple tuples connected via joins, has received significant attention in the past decade. Numerous solutions ...
133
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INFOCOM
2006
IEEE
15 years 11 months ago
2006
IEEE
— While structured P2P systems (such as DHTs) are often regarded as an improvement over unstructured P2P systems (such as super-peer networks) in terms of routing efficiency, it...