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179
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PVLDB
2010
15 years 5 months ago
2010
We show how Recursive Markov Chains (RMCs) and their restrictions can define probabilistic distributions over XML documents, and study tractability of querying over such models. ...
211
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PVLDB
2010
15 years 5 months ago
2010
Given a large directed graph, rapidly answering reachability queries between source and target nodes is an important problem. Existing methods for reachability trade-off indexing ...
217
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RECOMB
2010
Springer
15 years 5 months ago
2010
Springer
Abstract. In a horizontal gene transfer (HGT) event a gene is transferred between two species that do not share an ancestor-descendant relationship. Typically, no more than a few g...
147
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SPATIALCOGNITION
2010
Springer
15 years 5 months ago
2010
Springer
It is often difficult for individual tourists to make a sightseeing tour plan because they do not have prior knowledge about the destination. Although several systems have been dev...
213
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SUM
2010
Springer
15 years 5 months ago
2010
Springer
Abstract. Action-probabilistic logic programs (ap-programs), a class of probabilistic logic programs, have been applied during the last few years for modeling behaviors of entities...